Antihistaminics

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products per page. 582 products on this category.

Product data	Purity	Price range	Estimated delivery
Fexofenadine N-oxide (1-(4-(4-(2-carboxypropan-2-yl)phenyl)-4-hydroxybutyl)-4-(hydroxydiphenylmethyl)piperidine 1-oxide) REF: 45-1A01920CAS: 1422515-52-3	- - -	1,925.00 €	Tue 21 Feb 23
Fexofenadine Olefin (2-(4-(4-(4-(diphenylmethylene)piperidin-1-yl)-1-hydroxybutyl)phenyl)-2-methylpropanoic acid) REF: 45-1A00731CAS: 1187954-57-9	- - -	1,472.00 €	Tue 21 Feb 23
Mizolastine REF: TM-T0118CAS: 108612-45-9	99.77%	62.00 €~185.00 €	Tue 21 Feb 23
Cinnarizine REF: TM-T0903CAS: 298-57-7	99.76%	42.00 €~88.00 €	Tue 21 Feb 23
Chlorpheniramine maleate REF: TM-T1553CAS: 113-92-8	- - -	37.00 €~53.00 €	Tue 21 Feb 23
Loratadine REF: TM-T1097CAS: 79794-75-5	99.75%	51.00 €~234.00 €	Tue 21 Feb 23
Azacyclonol REF: TM-T0318CAS: 115-46-8	99.61%	53.00 €~57.00 €	Tue 21 Feb 23
Olopatadine hydrochloride REF: TM-T1170CAS: 140462-76-6	- - -	48.00 €~158.00 €	Tue 21 Feb 23
Cetirizine dihydrochloride REF: TM-T0089CAS: 83881-52-1	100.00%	49.00 €~82.00 €	Tue 21 Feb 23
Levocetirizine REF: TM-T1469CAS: 130018-77-8	- - -	53.00 €~390.00 €	Tue 21 Feb 23
Rupatadine Fumarate REF: TM-T6242CAS: 182349-12-8	99.99%	53.00 €~186.00 €	Tue 21 Feb 23
Azelastine hydrochloride REF: TM-T0211LCAS: 79307-93-0	- - -	35.00 €~53.00 €	Tue 21 Feb 23
(R)-Cetirizine DiHCl (Levocetirizine DiHCl) REF: 4Z-C-204CAS: 130018-87-0	- - -	To inquire	Tue 21 Feb 23
2-Hydroxymethyl Loratadine REF: 4Z-L-108CAS: 609806-39-5	- - -	To inquire	Tue 21 Feb 23
Desloratadine Impurity 5 REF: 4Z-L-1020CAS: 38092-88-5	- - -	To inquire	Tue 21 Feb 23
4-Hydroxymethyl Loratadine REF: 4Z-L-106CAS: 609806-40-8	- - -	To inquire	Tue 21 Feb 23
Cetirizine Methyl Ester HCl REF: 4Z-C-2019	- - -	To inquire	Tue 21 Feb 23
Montelukast Dihydro Impurity REF: 4Z-M-3018CAS: 142147-67-9	- - -	To inquire	Tue 21 Feb 23
Fexofenadine Impurity 32 REF: 4Z-F-045	- - -	To inquire	Tue 21 Feb 23
Rupatadine Impurity 19 REF: 4Z-R-4233CAS: 1632412-57-7	- - -	To inquire	Tue 21 Feb 23
Montelukast Impurity 45 REF: 4Z-M-3073	- - -	To inquire	Tue 21 Feb 23
Cyproheptadine Impurity 7 REF: 4Z-C-128012CAS: 19431-71-1	- - -	To inquire	Tue 21 Feb 23
Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers) REF: 4Z-M-3077CAS: 2734125-88-1 2734125-89-2	- - -	To inquire	Tue 21 Feb 23
Epinastine Impurity 5 REF: 4Z-E-4314CAS: 74860-00-7	- - -	To inquire	Tue 21 Feb 23
Montelukast Impurity 7 REF: 4Z-M-3032	- - -	To inquire	Tue 21 Feb 23
Rupatadine-d4 Fumarate REF: 4Z-R-4212CAS: 1795153-63-7 182349-12-8	- - -	To inquire	Tue 21 Feb 23
Olopatadine-d3 HCl REF: 4Z-O-103CAS: 1127893-02-0	- - -	To inquire	Tue 21 Feb 23
Cinnarizine EP Impurity C REF: 4Z-C-385	- - -	To inquire	Tue 21 Feb 23
Desloratadine Impurity 15 Disodium Salt REF: 4Z-L-1033	- - -	To inquire	Tue 21 Feb 23
Loratadine Impurity 12 REF: 4Z-L-1065	- - -	To inquire	Tue 21 Feb 23
Montelukast Impurity 4 REF: 4Z-M-3028CAS: 142569-69-5	- - -	To inquire	Tue 21 Feb 23
3-Hydroxy Desloratadine Pyridine N-oxide REF: 4Z-L-1010CAS: 1392210-19-3	- - -	To inquire	Tue 21 Feb 23
Loratadine Impurity 33 REF: 4Z-L-1094CAS: 31255-47-7	- - -	To inquire	Tue 21 Feb 23
Azelastine Impurity 2 HCl REF: 4Z-A-6818	- - -	To inquire	Tue 21 Feb 23
Cetirizine Sorbitol Ester Impurity HCl (Mixture of Diastereomers) REF: 4Z-C-2033CAS: 3848888-64-5	- - -	To inquire	Tue 21 Feb 23
Brompheniramine Impurity 4 HCl REF: 4Z-B-160003CAS: 65676-22-4	- - -	To inquire	Tue 21 Feb 23
Montelukast-d6 REF: 4Z-M-305CAS: 1093746-29-2 158966-92-8	- - -	To inquire	Tue 21 Feb 23
Fexofenadine EP Impurity G REF: 4Z-F-048CAS: 1187954-57-9	- - -	To inquire	Tue 21 Feb 23
(E)-Olopatadine REF: 4Z-O-105CAS: 113806-06-7 949141-22-4	- - -	To inquire	Tue 21 Feb 23
(S)-Cetirizine-d4 REF: 4Z-C-203CAS: 130018-76-7	- - -	To inquire	Tue 21 Feb 23
Loratadine EP Impurity C REF: 4Z-L-1026CAS: 165739-83-3	- - -	To inquire	Tue 21 Feb 23
Levocetirizine Impurity 15 DiHCl REF: 4Z-L-1325CAS: 705289-61-8 728948-88-7	- - -	To inquire	Tue 21 Feb 23
Loratadine Impurity 34 REF: 4Z-L-1095CAS: 31251-59-9	- - -	To inquire	Tue 21 Feb 23
Azelastine Impurity 7 REF: 4Z-A-6822CAS: 791758-74-2	- - -	To inquire	Tue 21 Feb 23
Loratadine N-Oxide REF: 4Z-L-1066CAS: 165739-62-8	- - -	To inquire	Tue 21 Feb 23
Fexofenadine-d10 REF: 4Z-F-043CAS: 1215900-18-7	- - -	To inquire	Tue 21 Feb 23
Fexofenadine EP Impurity A (Fexofenadine USP Related Compound A) REF: 4Z-F-0413CAS: 76811-98-8	- - -	To inquire	Tue 21 Feb 23
Mizolastine-13C-d3 REF: 4Z-M-191002CAS: 108612-45-9	- - -	To inquire	Tue 21 Feb 23
Cyproheptadine Impurity 2 REF: 4Z-C-128004CAS: 54381-58-7	- - -	To inquire	Tue 21 Feb 23
Cetirizine N1-Oxide DiHCl REF: 4Z-C-2029CAS: 1076199-80-8	- - -	To inquire	Tue 21 Feb 23
Desloratadine Impurity 3 REF: 4Z-L-1018CAS: 1346600-61-0	- - -	To inquire	Tue 21 Feb 23
Chlorphenamine EP Impurity C Maleate (Chlorpheniramine USP Related Compound C) REF: 4Z-C-4814CAS: 20619-12-9 22630-25-7	- - -	To inquire	Tue 21 Feb 23
Cetirizine Ethyl Ester DiHCl REF: 4Z-C-2036CAS: 246870-46-2	- - -	To inquire	Tue 21 Feb 23
Cetirizine EP Impurity D REF: 4Z-C-2021CAS: 346451-15-8	- - -	To inquire	Tue 21 Feb 23
Mizolastine Impurity 7 REF: 4Z-M-191011CAS: 935860-15-4	- - -	To inquire	Tue 21 Feb 23
N-Desmethyl Azelastine-d4 HCl REF: 4Z-A-6836CAS: 79342-58-8	- - -	To inquire	Tue 21 Feb 23
Azelastine EP Impurity D REF: 4Z-A-687CAS: 53242-88-9	- - -	To inquire	Tue 21 Feb 23
7-Chloro Epinastine HCl REF: 4Z-E-433CAS: 1216548-20-7	- - -	To inquire	Tue 21 Feb 23
Cetirizine EP Impurity G REF: 4Z-C-2012CAS: 109806-71-5 164726-80-1	- - -	To inquire	Tue 21 Feb 23
Dehydro Loratadine Isomer A (Mixture of cis and trans Isomers) REF: 4Z-L-1049	- - -	To inquire	Tue 21 Feb 23
3-Hydroxy desloratadine HCl REF: 4Z-L-105CAS: 19410-08-1	- - -	To inquire	Tue 21 Feb 23
Cetirizine-d8 DiHCl REF: 4Z-C-206CAS: 2070015-04-0	- - -	To inquire	Tue 21 Feb 23
(E)-N-Desmethyl Olopatadine-d3 HCl REF: 4Z-O-1018CAS: 849721-29-5	- - -	To inquire	Tue 21 Feb 23
Olopatadine Acetaldehyde HCl REF: 4Z-O-107CAS: 1376615-97-2	- - -	To inquire	Tue 21 Feb 23
Montelukast Impurity 6 REF: 4Z-M-3030CAS: 1187586-63-5	- - -	To inquire	Tue 21 Feb 23
Cetirizine Impurity 15 DiHCl (Mixture of Cetirizine Impurity 11 DiHCl and Cetirizine Impurity 13 DiHCl) REF: 4Z-C-2042	- - -	To inquire	Tue 21 Feb 23
Montelukast Chloro Alcohol Impurity REF: 4Z-M-3033CAS: 880769-28-8	- - -	To inquire	Tue 21 Feb 23
Olopatadine Carbaldehyde HCl (Mixture of Z and E Isomers) REF: 4Z-O-1012	- - -	To inquire	Tue 21 Feb 23
9-Oxo Epinastine HBr REF: 4Z-E-434CAS: 141342-69-0 745761-19-7	- - -	To inquire	Tue 21 Feb 23
Cetirizine Impurity 22 DiHCl REF: 4Z-C-2047	- - -	To inquire	Tue 21 Feb 23
Loratadine Impurity 14 REF: 4Z-L-1068CAS: 169253-13-8	- - -	To inquire	Tue 21 Feb 23
Azelastine HCl REF: 4Z-A-683CAS: 79307-93-0	- - -	To inquire	Tue 21 Feb 23
Cetirizine Impurity 17 HCl (Mixture of Cetirizine Impurity 9 HCl and Cetirizine Impurity 10 HCl) REF: 4Z-C-2044	- - -	To inquire	Tue 21 Feb 23
Terfenadine EP Impurity D REF: 4Z-T-195003CAS: 93052-68-7	- - -	To inquire	Tue 21 Feb 23
(R)-Cetirizine N-Oxide DiHCl REF: 4Z-C-2028CAS: 442863-80-1	- - -	To inquire	Tue 21 Feb 23
Cyproheptadine Impurity 6 (Dibenzosuberenone) REF: 4Z-C-128001CAS: 2222-33-5	- - -	350.00 €~977.00 €	Tue 21 Feb 23
Loratadine Impurity 15 DiHCl REF: 4Z-L-1070CAS: 38093-13-9	- - -	To inquire	Tue 21 Feb 23
Fexofenadine Impurity 2 REF: 4Z-F-049	- - -	To inquire	Tue 21 Feb 23
Cetirizine N,N-Dioxide DiHCl REF: 4Z-C-2032	- - -	To inquire	Tue 21 Feb 23
Epinastine Related Compound A REF: 4Z-E-436CAS: 41218-84-2	- - -	To inquire	Tue 21 Feb 23
(S)-Azelastine USP Related Compound F ((S)-Azelastine N-Oxide) (Mixture of Diastereomers) REF: 4Z-A-6815CAS: 1346617-06-8	- - -	To inquire	Tue 21 Feb 23
Cetirizine EP Impurity E REF: 4Z-C-2011CAS: 682323-77-9	- - -	To inquire	Tue 21 Feb 23
Cyproheptadine Impurity 1 REF: 4Z-C-128003CAS: 54191-04-7	- - -	To inquire	Tue 21 Feb 23
Fexofenadine EP Impurity B REF: 4Z-F-046CAS: 479035-75-1	- - -	To inquire	Tue 21 Feb 23
Fexofenadine HCl REF: 4Z-F-041CAS: 153439-40-8	- - -	To inquire	Tue 21 Feb 23
Epinastine EP Impurity B HBr (7-Bromo Epinastine HBr) REF: 4Z-E-438CAS: 1217052-16-8	- - -	To inquire	Tue 21 Feb 23
N-Desmethyl Brompheniramine Maleate REF: 4Z-B-160007CAS: 18453-10-6	- - -	To inquire	Tue 21 Feb 23
Mizolastine REF: 4Z-M-191001CAS: 108612-45-9	- - -	To inquire	Tue 21 Feb 23
Chlorphenamine EP Impurity B (Chlorpheniramine USP Related Compound B) REF: 4Z-C-4813CAS: 1202-34-2	- - -	To inquire	Tue 21 Feb 23
Azelastine EP Impurity E (Z-Isomer) REF: 4Z-A-688CAS: 105279-16-1	- - -	To inquire	Tue 21 Feb 23
Loratadine Impurity 24 REF: 4Z-L-1024CAS: 133330-60-6	- - -	To inquire	Tue 21 Feb 23
Epinastine Impurity 2 REF: 4Z-E-4311	- - -	To inquire	Tue 21 Feb 23
Mequitazine REF: 4Z-M-131001CAS: 29216-28-2	- - -	To inquire	Tue 21 Feb 23
rac-Montelukast EP Impurity F (Montelukast Methyl Ketone) REF: 4Z-M-306CAS: 937275-23-5	- - -	480.00 €~1,269.00 €	Tue 21 Feb 23
Loratadine Impurity 25 REF: 4Z-L-1045CAS: 107256-32-6	- - -	To inquire	Tue 21 Feb 23
Montelukast Impurity 3 REF: 4Z-M-3027CAS: 150026-72-5	- - -	To inquire	Tue 21 Feb 23
Montelukast Diol Impurity REF: 4Z-M-3023CAS: 287930-77-2	- - -	To inquire	Tue 21 Feb 23
9-Oxo Epinastine HCl REF: 4Z-E-4321CAS: 141342-69-0	- - -	To inquire	Tue 21 Feb 23
(R)-Azelastine HCl REF: 4Z-A-681CAS: 153408-28-7	- - -	To inquire	Tue 21 Feb 23
Desloratadine Impurity 8 REF: 4Z-L-1079	- - -	To inquire	Tue 21 Feb 23

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Fexofenadine N-oxide (1-(4-(4-(2-carboxypropan-2-yl)phenyl)-4-hydroxybutyl)-4-(hydroxydiphenylmethyl)piperidine 1-oxide)

CAS:1422515-52-3

Fexofenadine N-oxide (25 mg) (1-(4-(4-(2-carboxypropan-2-yl)phenyl)-4-hydroxybutyl)-4-(hydroxydiphenylmethyl)piperidine 1-oxide)

Formula:

C₃₂H₃₉NO₅

Color and Shape:

White Off-White Solid

Molecular weight:

517.28282

Ref: 45-1A01920

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Fexofenadine Olefin (2-(4-(4-(4-(diphenylmethylene)piperidin-1-yl)-1-hydroxybutyl)phenyl)-2-methylpropanoic acid)

CAS:1187954-57-9

Fexofenadine Olefin (25 mg) (2-(4-(4-(4-(diphenylmethylene)piperidin-1-yl)-1-hydroxybutyl)phenyl)-2-methylpropanoic acid)

Formula:

C₃₂H₃₇NO₃

Color and Shape:

White Off-White Solid

Molecular weight:

483.27734

Ref: 45-1A00731

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Mizolastine

CAS:108612-45-9

Mizolastine (IC50= 47 nM) is a histamine H1-receptor antagonist.It is used in the treatment of …

Formula:

C₂₄H₂₅FN₆O

Purity:

99.77%

Color and Shape:

Solid

Molecular weight:

432.503

Ref: TM-T0118

25mg	62.00 €
50mg	79.00 €
100mg	108.00 €
200mg	185.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Cinnarizine

CAS:298-57-7

Cinnarizine is a piperazine derivative having histamine H1-receptor and calcium-channel blocking activity with vasodilating and …

Formula:

C₂₆H₂₈N₂

Purity:

99.76%

Color and Shape:

Solid

Molecular weight:

368.524

Ref: TM-T0903

25mg	42.00 €
50mg	50.00 €
100mg	55.00 €
200mg	88.00 €
1ml*10 (DMSO)	53.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Chlorpheniramine maleate

CAS:113-92-8

Chlorphenamine is a histamine H1 antagonist used in allergic reactions, hay fever, rhinitis, urticaria, and …

Formula:

C₂₀H₂₃ClN₂O₄

Color and Shape:

Odorless White Crystalline Solid Or White Powder With A Bitter Taste

Molecular weight:

390.86

Ref: TM-T1553

1g	52.00 €
50mg	37.00 €
100mg	46.00 €
200mg	49.00 €
1ml*10 (DMSO)	53.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Loratadine

CAS:79794-75-5

Loratadine is a second-generation histamine H1 receptor antagonist used in the treatment of allergic rhinitis …

Formula:

C₂₂H₂₃ClN₂O₂

Purity:

99.75%

Color and Shape:

White Powder

Molecular weight:

382.89

Ref: TM-T1097

10mg	51.00 €
25mg	93.00 €
50mg	107.00 €
100mg	176.00 €
200mg	234.00 €
1ml*10 (DMSO)	53.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Azacyclonol

CAS:115-46-8

Azacyclonol is a drug used to diminish hallucinations in psychotic individuals.

Formula:

C₁₈H₂₁NO

Purity:

99.61%

Color and Shape:

Solid Powder

Molecular weight:

267.372

Ref: TM-T0318

1g	57.00 €
500mg	53.00 €
1ml*10 (DMSO)	53.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Olopatadine hydrochloride

CAS:140462-76-6

Olopatadine hydrochloride is an antihistamine with mast-cell stabilizing properties used as eye drops in the …

Formula:

C₂₁H₂₄ClNO₃

Color and Shape:

White Solid

Molecular weight:

373.88

Ref: TM-T1170

5mg	48.00 €
10mg	52.00 €
25mg	67.00 €
50mg	94.00 €
100mg	122.00 €
200mg	158.00 €
1ml*10 (DMSO)	48.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Cetirizine dihydrochloride

CAS:83881-52-1

Cetirizine dihydrochloride is an effective second-generation histamine H1 antagonist that is potent in the therapy …

Formula:

C₂₁H₂₇Cl₃N₂O₃

Purity:

100.00%

Color and Shape:

Solid

Molecular weight:

461.81

Ref: TM-T0089

50mg	49.00 €
100mg	58.00 €
200mg	82.00 €
1ml*10 (DMSO)	58.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Levocetirizine

CAS:130018-77-8

Levocetirizine is a Histamine-1 Receptor Antagonist. The mechanism of action of levocetirizine is as a …

Formula:

C₂₁H₂₅ClN₂O₃

Color and Shape:

White Powder

Molecular weight:

388.89

Ref: TM-T1469

5mg	53.00 €
10mg	72.00 €
25mg	91.00 €
50mg	126.00 €
100mg	217.00 €
200mg	390.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Rupatadine Fumarate

CAS:182349-12-8

Rupatadine Fumarate (UR-12592 Fumarate) is a potent dual PAF/H1 antagonist with Ki of 0.55/0.1 uM.

Formula:

C₃₀H₃₀ClN₃O₄

Purity:

99.99%

Color and Shape:

White Or Almost-White Powder

Molecular weight:

532.04

Ref: TM-T6242

50mg	63.00 €
100mg	91.00 €
500mg	186.00 €
1ml*10 (DMSO)	53.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Azelastine hydrochloride

CAS:79307-93-0

Azelastine Hydrochloride is a phthalazinone derivative with antihistaminergic activity.

Formula:

C₂₂H₂₅Cl₂N₃O

Color and Shape:

White Crystalline Powder

Molecular weight:

418.36

Ref: TM-T0211L

50mg	35.00 €
1ml*10 (DMSO)	53.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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(R)-Cetirizine DiHCl (Levocetirizine DiHCl)

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(R)-Cetirizine DiHCl (Levocetirizine DiHCl)

CAS:130018-87-0

Formula:

C₂₁H₂₅ClN₂O₃HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

388.89 2*36.46

Ref: 4Z-C-204

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25mg	To inquire
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100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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2-Hydroxymethyl Loratadine

CAS:609806-39-5

Formula:

C₂₃H₂₅ClN₂O₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

412.91

Ref: 4Z-L-108

10mg	To inquire
25mg	To inquire
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100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Desloratadine Impurity 5

CAS:38092-88-5

Formula:

C₂₀H₂₁ClN₂

Color and Shape:

White To Off-White Solid

Molecular weight:

324.85

Ref: 4Z-L-1020

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100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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4-Hydroxymethyl Loratadine

CAS:609806-40-8

Formula:

C₂₃H₂₅ClN₂O₃

Color and Shape:

Off-White Solid

Molecular weight:

412.91

Ref: 4Z-L-106

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25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Cetirizine Methyl Ester HCl

Formula:

C₂₂H₂₇ClN₂O₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

402.93 36.46

Ref: 4Z-C-2019

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Montelukast Dihydro Impurity

CAS:142147-67-9

Formula:

C₃₅H₃₈ClNO₃S

Color and Shape:

Off-White Solid

Molecular weight:

588.20

Ref: 4Z-M-3018

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Fexofenadine Impurity 32

Formula:

C₃₂H₃₇NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

499.65

Ref: 4Z-F-045

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Rupatadine Impurity 19

CAS:1632412-57-7

Formula:

C₂₉H₃₀ClN₃O₂

Molecular weight:

488.03

Ref: 4Z-R-4233

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Montelukast Impurity 45

Formula:

C₂₉H₂₆ClNO

Molecular weight:

439.98

Ref: 4Z-M-3073

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Cyproheptadine Impurity 7

CAS:19431-71-1

Formula:

C₂₀H₁₉NO

Molecular weight:

289.38

Ref: 4Z-C-128012

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers)

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Montelukast Impurity 36 and Montelukast Impurity 37 (Mixture of Diastereomers)

CAS:2734125-88-1 2734125-89-2

Formula:

C₄₅H₅₆ClNO₅S₂

Molecular weight:

790.52

Ref: 4Z-M-3077

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Epinastine Impurity 5

CAS:74860-00-7

Formula:

C₂₃H₁₆N₂O₂

Color and Shape:

Off-White Solid

Molecular weight:

352.39

Ref: 4Z-E-4314

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Montelukast Impurity 7

Formula:

C₃₃H₃₀ClNO₄S

Color and Shape:

Yellow Solid

Molecular weight:

572.12

Ref: 4Z-M-3032

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Rupatadine-d4 Fumarate

CAS:1795153-63-7 182349-12-8

Formula:

C₂₆H₂₂D₄ClN₃·C₄H₄O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

419.99 116.07

Ref: 4Z-R-4212

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Olopatadine-d3 HCl

CAS:1127893-02-0

Formula:

C₂₁H₂₀D₃NO₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

340.44 36.46

Ref: 4Z-O-103

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Cinnarizine EP Impurity C

Formula:

C₃₅H₃₇N₂·Cl

Color and Shape:

White To Off-White Solid

Molecular weight:

485.70 35.45

Ref: 4Z-C-385

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Desloratadine Impurity 15 Disodium Salt

Formula:

C₂₅H₂₃ClN₂O₆Na

Color and Shape:

Pale Yellow Solid

Molecular weight:

482.92 2*22.99

Ref: 4Z-L-1033

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Loratadine Impurity 12

Formula:

C₂₄H₂₅Cl₂O₃

Color and Shape:

Off-White Solid

Molecular weight:

424.93

Ref: 4Z-L-1065

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Montelukast Impurity 4

CAS:142569-69-5

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

457.95

Ref: 4Z-M-3028

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3-Hydroxy Desloratadine Pyridine N-oxide

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3-Hydroxy Desloratadine Pyridine N-oxide

CAS:1392210-19-3

Formula:

C₁₉H₁₉ClN₂O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

342.83

Ref: 4Z-L-1010

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Loratadine Impurity 33

CAS:31255-47-7

Formula:

C₁₃H₁₂ClNO

Color and Shape:

Off-White Solid

Molecular weight:

233.70

Ref: 4Z-L-1094

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Azelastine Impurity 2 HCl

Formula:

C₂₃H₂₄ClN₃O·HCl

Color and Shape:

Pale Yellow Solid

Molecular weight:

393.92 36.46

Ref: 4Z-A-6818

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Cetirizine Sorbitol Ester Impurity HCl (Mixture of Diastereomers)

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Cetirizine Sorbitol Ester Impurity HCl (Mixture of Diastereomers)

CAS:3848888-64-5

Formula:

C₂₇H₃₇ClN₂O₈·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

553.06 36.46

Ref: 4Z-C-2033

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Brompheniramine Impurity 4 HCl

CAS:65676-22-4

Formula:

C₁₇H₁₈BrN₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

344.26 36.46

Ref: 4Z-B-160003

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Montelukast-d6

CAS:1093746-29-2 158966-92-8

Formula:

C₃₅H₃₀D₆ClNO₃S

Color and Shape:

Yellow Solid

Molecular weight:

592.24

Ref: 4Z-M-305

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Fexofenadine EP Impurity G

CAS:1187954-57-9

Formula:

C₃₂H₃₇NO₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

483.65

Ref: 4Z-F-048

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(E)-Olopatadine

CAS:113806-06-7 949141-22-4

Formula:

C₂₁H₂₃NO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

337.42

Ref: 4Z-O-105

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(S)-Cetirizine-d4

CAS:130018-76-7

Formula:

C₂₁H₂₁D₄ClN₂O₃HCl

Molecular weight:

388.90 2*36.46

Ref: 4Z-C-203

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Loratadine EP Impurity C

CAS:165739-83-3

Formula:

C₂₂H₂₂Cl₂N₂O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

417.33

Ref: 4Z-L-1026

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Levocetirizine Impurity 15 DiHCl

CAS:705289-61-8 728948-88-7

Formula:

C₁₉H₂₃ClN₂OHCl

Color and Shape:

White To Off-White Solid

Molecular weight:

330.86 2*36.46

Ref: 4Z-L-1325

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Loratadine Impurity 34

CAS:31251-59-9

Formula:

C₁₃H₁₂ClN

Color and Shape:

Pale Yellow Oil

Molecular weight:

217.70

Ref: 4Z-L-1095

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Azelastine Impurity 7

CAS:791758-74-2

Formula:

C₁₅H₁₉N₃O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

273.34

Ref: 4Z-A-6822

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Loratadine N-Oxide

CAS:165739-62-8

Formula:

C₂₂H₂₃ClN₂O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

398.89

Ref: 4Z-L-1066

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Fexofenadine-d10

CAS:1215900-18-7

Formula:

C₃₂H₂₉NO₄D₁₀

Color and Shape:

White To Off-White Solid

Molecular weight:

511.73

Ref: 4Z-F-043

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Fexofenadine EP Impurity A (Fexofenadine USP Related Compound A)

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Fexofenadine EP Impurity A (Fexofenadine USP Related Compound A)

CAS:76811-98-8

Formula:

C₃₂H₃₇NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

499.65

Ref: 4Z-F-0413

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Mizolastine-13C-d3

CAS:108612-45-9

Formula:

C₂₃₁₃CH₂₂D₃FN₆O

Color and Shape:

White To Off-White Solid

Molecular weight:

436.51

Ref: 4Z-M-191002

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Cyproheptadine Impurity 2

CAS:54381-58-7

Formula:

C₂₁H₂₃NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

321.42

Ref: 4Z-C-128004

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Cetirizine N1-Oxide DiHCl

CAS:1076199-80-8

Formula:

C₂₁H₂₅ClN₂O₄HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

404.89 2*36.46

Ref: 4Z-C-2029

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Desloratadine Impurity 3

CAS:1346600-61-0

Formula:

C₁₉H₁₉ClN₂

Color and Shape:

Pale Pink Solid

Molecular weight:

310.83

Ref: 4Z-L-1018

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Chlorphenamine EP Impurity C Maleate (Chlorpheniramine USP Related Compound C)

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Chlorphenamine EP Impurity C Maleate (Chlorpheniramine USP Related Compound C)

CAS:20619-12-9 22630-25-7

Formula:

C₁₅H₁₇ClN₂·C₄H₄O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

260.77 116.07

Ref: 4Z-C-4814

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Cetirizine Ethyl Ester DiHCl

CAS:246870-46-2

Formula:

C₂₃H₂₉ClN₂O₃HCl

Color and Shape:

Pale Brown Solid

Molecular weight:

416.95 2*36.46

Ref: 4Z-C-2036

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Cetirizine EP Impurity D

CAS:346451-15-8

Formula:

C₃₀H₂₈Cl₂N₂

Color and Shape:

White To Off-White Solid

Molecular weight:

487.47

Ref: 4Z-C-2021

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Mizolastine Impurity 7

CAS:935860-15-4

Formula:

C₂₄H₂₅FN₆O

Color and Shape:

White To Off-White Solid

Molecular weight:

432.50

Ref: 4Z-M-191011

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N-Desmethyl Azelastine-d4 HCl

CAS:79342-58-8

Formula:

C₂₁H₁₈D₄ClN₃O·HCl

Molecular weight:

371.90 36.46

Ref: 4Z-A-6836

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Azelastine EP Impurity D

CAS:53242-88-9

Formula:

C₁₅H₁₁ClN₂O

Color and Shape:

White To Off-White Solid

Molecular weight:

270.72

Ref: 4Z-A-687

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7-Chloro Epinastine HCl

CAS:1216548-20-7

Formula:

C₁₆H₁₄ClN₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

283.76 36.46

Ref: 4Z-E-433

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Cetirizine EP Impurity G

CAS:109806-71-5 164726-80-1

Formula:

C₁₉H₂₃ClN₂O

Color and Shape:

Pale Yellow Semi-Solid (Low M P )

Molecular weight:

330.86

Ref: 4Z-C-2012

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Dehydro Loratadine Isomer A (Mixture of cis and trans Isomers)

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Dehydro Loratadine Isomer A (Mixture of cis and trans Isomers)

Formula:

C₂₂H₂₁ClN₂O₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

380.87

Ref: 4Z-L-1049

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3-Hydroxy desloratadine HCl

CAS:19410-08-1

Formula:

C₁₉H₁₉ClN₂O·HCl

Molecular weight:

326.83 36.46

Ref: 4Z-L-105

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Cetirizine-d8 DiHCl

CAS:2070015-04-0

Formula:

C₂₁H₁₇D₈ClN₂O₃HCl

Color and Shape:

Off-White Solid

Molecular weight:

396.94 2*36.46

Ref: 4Z-C-206

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(E)-N-Desmethyl Olopatadine-d3 HCl

CAS:849721-29-5

Formula:

C₂₀H₁₈D₃NO₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

326.41 36.46

Ref: 4Z-O-1018

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Olopatadine Acetaldehyde HCl

CAS:1376615-97-2

Formula:

C₂₁H₂₃NO₂·HCl

Color and Shape:

Yellow Solid

Molecular weight:

321.42 36.46

Ref: 4Z-O-107

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Montelukast Impurity 6

CAS:1187586-63-5

Formula:

C₂₉H₂₆ClNO

Color and Shape:

White To Off-White Solid

Molecular weight:

439.99

Ref: 4Z-M-3030

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Cetirizine Impurity 15 DiHCl (Mixture of Cetirizine Impurity 11 DiHCl and Cetirizine Impurity 13 DiHCl)

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Cetirizine Impurity 15 DiHCl (Mixture of Cetirizine Impurity 11 DiHCl and Cetirizine Impurity 13 DiHCl)

Formula:

C₂₄H₃₁ClN₂O₄HCl

Color and Shape:

Off-White Solid

Molecular weight:

446.98 2*36.46

Ref: 4Z-C-2042

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Montelukast Chloro Alcohol Impurity

CAS:880769-28-8

Formula:

C₂₉H₂₇Cl₃NO

Color and Shape:

Pale Yellow Solid

Molecular weight:

476.45

Ref: 4Z-M-3033

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Olopatadine Carbaldehyde HCl (Mixture of Z and E Isomers)

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Olopatadine Carbaldehyde HCl (Mixture of Z and E Isomers)

Formula:

C₂₀H₂₁NO₂·HCl

Color and Shape:

Off-White Solid

Molecular weight:

307.39 36.46

Ref: 4Z-O-1012

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9-Oxo Epinastine HBr

CAS:141342-69-0 745761-19-7

Formula:

C₁₆H₁₃N₃O·HBr

Color and Shape:

Pale Brown Solid

Molecular weight:

263.30 80.91

Ref: 4Z-E-434

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Cetirizine Impurity 22 DiHCl

Formula:

C₂₀H₂₅ClN₂OHCl

Molecular weight:

344.89 2*36.46

Ref: 4Z-C-2047

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Loratadine Impurity 14

CAS:169253-13-8

Formula:

C₂₂H₂₃ClN₂O₂

Color and Shape:

Off-White Solid

Molecular weight:

382.89

Ref: 4Z-L-1068

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Azelastine HCl

CAS:79307-93-0

Formula:

C₂₂H₂₄ClN₃O·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

381.90 36.46

Ref: 4Z-A-683

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Cetirizine Impurity 17 HCl (Mixture of Cetirizine Impurity 9 HCl and Cetirizine Impurity 10 HCl)

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Cetirizine Impurity 17 HCl (Mixture of Cetirizine Impurity 9 HCl and Cetirizine Impurity 10 HCl)

Formula:

C₂₄H₃₁ClN₂O₄·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

446.97 36.46

Ref: 4Z-C-2044

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Terfenadine EP Impurity D

CAS:93052-68-7

Formula:

C₃₂H₃₉NO

Molecular weight:

453.67

Ref: 4Z-T-195003

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(R)-Cetirizine N-Oxide DiHCl

CAS:442863-80-1

Formula:

C₂₁H₂₅ClN₂O₄HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

404.89 2*36.46

Ref: 4Z-C-2028

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Cyproheptadine Impurity 6 (Dibenzosuberenone)

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Cyproheptadine Impurity 6 (Dibenzosuberenone)

CAS:2222-33-5

Formula:

C₁₅H₁₀O

Color and Shape:

Off-White Solid

Molecular weight:

206.24

Ref: 4Z-C-128001

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Loratadine Impurity 15 DiHCl

CAS:38093-13-9

Formula:

C₂₀H₂₄N₂OHCl

Color and Shape:

Off-White Solid

Molecular weight:

308.43 2*36.46

Ref: 4Z-L-1070

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Fexofenadine Impurity 2

Formula:

C₃₂H₃₅NO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

481.64

Ref: 4Z-F-049

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Cetirizine N,N-Dioxide DiHCl

Formula:

C₂₁H₂₅ClN₂O₅HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

420.90 2 36.46

Ref: 4Z-C-2032

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Epinastine Related Compound A

CAS:41218-84-2

Formula:

C₁₅H₁₆N₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

224.31

Ref: 4Z-E-436

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(S)-Azelastine USP Related Compound F ((S)-Azelastine N-Oxide) (Mixture of Diastereomers)

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(S)-Azelastine USP Related Compound F ((S)-Azelastine N-Oxide) (Mixture of Diastereomers)

CAS:1346617-06-8

Formula:

C₂₂H₂₄ClN₃O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

397.90

Ref: 4Z-A-6815

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Cetirizine EP Impurity E

CAS:682323-77-9

Formula:

C₂₃H₂₉ClN₂O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

432.95

Ref: 4Z-C-2011

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Cyproheptadine Impurity 1

CAS:54191-04-7

Formula:

C₂₁H₂₁NO

Color and Shape:

Pale Yellow Solid

Molecular weight:

303.41

Ref: 4Z-C-128003

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Fexofenadine EP Impurity B

CAS:479035-75-1

Formula:

C₃₂H₃₉NO₄

Color and Shape:

White To Off-White Solid

Molecular weight:

501.67

Ref: 4Z-F-046

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Fexofenadine HCl

CAS:153439-40-8

Formula:

C₃₂H₃₉NO₄·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

501.67 36.46

Ref: 4Z-F-041

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Epinastine EP Impurity B HBr (7-Bromo Epinastine HBr)

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Epinastine EP Impurity B HBr (7-Bromo Epinastine HBr)

CAS:1217052-16-8

Formula:

C₁₆H₁₄BrN₃·HBr

Color and Shape:

White To Off-White Solid

Molecular weight:

328.21 80.91

Ref: 4Z-E-438

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N-Desmethyl Brompheniramine Maleate

CAS:18453-10-6

Formula:

C₁₅H₁₇BrN₂·C₄H₄O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

305.22 116.07

Ref: 4Z-B-160007

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Mizolastine

CAS:108612-45-9

Formula:

C₂₄H₂₅FN₆O

Color and Shape:

White To Off-White Solid

Molecular weight:

432.50

Ref: 4Z-M-191001

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Chlorphenamine EP Impurity B (Chlorpheniramine USP Related Compound B)

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Chlorphenamine EP Impurity B (Chlorpheniramine USP Related Compound B)

CAS:1202-34-2

Formula:

C₁₀H₉N₃

Color and Shape:

White To Off-White Solid

Molecular weight:

171.20

Ref: 4Z-C-4813

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Azelastine EP Impurity E (Z-Isomer)

CAS:105279-16-1

Formula:

C₁₅H₉ClO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

256.69

Ref: 4Z-A-688

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Loratadine Impurity 24

CAS:133330-60-6

Formula:

C₁₄H₉Cl₂NO

Color and Shape:

White To Off-White Solid

Molecular weight:

278.13

Ref: 4Z-L-1024

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Epinastine Impurity 2

Formula:

C₁₆H₁₃N₃O₂

Color and Shape:

Off-White Solid

Molecular weight:

279.30

Ref: 4Z-E-4311

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Mequitazine

CAS:29216-28-2

Formula:

C₂₀H₂₂N₂S

Color and Shape:

White To Off-White Solid

Molecular weight:

322.47

Ref: 4Z-M-131001

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rac-Montelukast EP Impurity F (Montelukast Methyl Ketone)

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rac-Montelukast EP Impurity F (Montelukast Methyl Ketone)

CAS:937275-23-5

Formula:

C₃₄H₃₂ClNO₃S

Color and Shape:

Yellow Solid

Molecular weight:

570.14

Ref: 4Z-M-306

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25mg	701.00 €
50mg	864.00 €
100mg	1,269.00 €

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Loratadine Impurity 25

CAS:107256-32-6

Formula:

C₂₂H₂₅ClN₂O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

400.90

Ref: 4Z-L-1045

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Montelukast Impurity 3

CAS:150026-72-5

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Pale Yellow Solid

Molecular weight:

457.95

Ref: 4Z-M-3027

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Montelukast Diol Impurity

CAS:287930-77-2

Formula:

C₂₉H₂₈ClNO₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

458.00

Ref: 4Z-M-3023

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9-Oxo Epinastine HCl

CAS:141342-69-0

Formula:

C₁₆H₁₃N₃O·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

263.30 36.46

Ref: 4Z-E-4321

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(R)-Azelastine HCl

CAS:153408-28-7

Formula:

C₂₂H₂₄ClN₃O·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

381.91 36.46

Ref: 4Z-A-681

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Desloratadine Impurity 8

Formula:

C₂₆H₂₃ClN₂O₃

Color and Shape:

Red Solid

Molecular weight:

446.93

Ref: 4Z-L-1079

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Estimated delivery in United States, on Tuesday 21 Feb 2023

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