Antihistaminics

20
- 50
- 100
- 200

products per page. 781 products on this category.

Product data	Purity	Price range	Estimated delivery
(R)-Azelastine N-Oxide (Mixture of Diastereomers) REF: TR-A808265CAS: 1346617-18-2	- - -	317.00 €~2,145.00 €	Mon 16 Dec 24
(R)-Cetirizine N-Oxide REF: TR-C281115CAS: 442863-80-1	- - -	300.00 €~1,982.00 €	Thu 16 Jan 25
4-Cyano Loratadine REF: TR-C981805CAS: 860010-33-9	- - -	589.00 €	Thu 16 Jan 25
2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride REF: TR-D290041CAS: 906107-37-7	- - -	176.00 €~1,255.00 €	Thu 16 Jan 25
3,5-Bis(chloromethyl)pyridine Hydrochloride REF: TR-B592263CAS: 1210824-61-5	- - -	108.00 €~502.00 €	Thu 16 Jan 25
9,13b-Dehydro Epinastine REF: TR-D229600CAS: 706753-75-5	- - -	346.00 €~1,739.00 €	Thu 16 Jan 25
1,4-Bis(benzhydryl)piperazine REF: TR-B408500CAS: 216581-01-0	- - -	227.00 €~1,552.00 €	Thu 16 Jan 25
2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester REF: TR-C379990CAS: 142569-69-5	- - -	100.00 €~1,312.00 €	Thu 16 Jan 25
Loratadine-d5 REF: TR-L469576CAS: 1020719-57-6	- - -	421.00 €~2,843.00 €	Thu 16 Jan 25
Montelukast Cyclized Ether impurity REF: TR-M568050CAS: 168214-67-3	- - -	259.00 €~1,753.00 €	Thu 16 Jan 25
(S)-Azelastine REF: TM-T70674CAS: 143228-85-7	- - -	1,437.00 €~2,364.00 €	Fri 24 Jan 25
(R)-Mequitazine REF: TM-T26373CAS: 147780-50-5	- - -	1,437.00 €~2,364.00 €	Fri 24 Jan 25
Azelastine REF: TM-T0211CAS: 58581-89-8	99.35%	49.00 €~59.00 €	Fri 24 Jan 25
(R)-Azelastine REF: TM-T70675CAS: 143228-84-6	- - -	1,386.00 €~2,279.00 €	Fri 24 Jan 25
Mizolastine dihydrochloride REF: TM-T22983CAS: 1056596-82-7	98%	907.00 €~2,337.00 €	Fri 24 Jan 25
Montelukast Diol Impurity REF: 4Z-M-3023CAS: 287930-77-2	- - -	- - -	Discontinued product
Loratadine Impurity 22 HCl (Mixture of Ketone and Ketone Hydrate) REF: 4Z-L-1077CAS: 40064-34-4 41661-47-6	- - -	- - -	Discontinued product
Levocetirizine Impurity 5 REF: 4Z-L-1314	- - -	- - -	Discontinued product
4-[[3-[2-(3-Chlorophenyl)ethyl]-2-pyridinyl]carbonyl]-1-piperidinecarboxylic Acid REF: 4Z-L-1038	- - -	- - -	Discontinued product
Rupatadine Impurity 1 REF: 4Z-R-427CAS: 2387-23-7	- - -	- - -	Discontinued product

(R)-Azelastine N-Oxide (Mixture of Diastereomers)

+ info

(R)-Azelastine N-Oxide (Mixture of Diastereomers)

Controlled Product

CAS:1346617-18-2

Stability Light Sensitive Applications A metabolite of (R)-Azelastine (A808245).

Formula:

C₂₂H₂₄ClN₃O₂

Color and Shape:

Neat

Molecular weight:

397.90

Ref: TR-A808265

1mg		317.00 €
10mg		2,145.00 €

Estimated delivery in United States, on Monday 16 Dec 2024

+ info

+ info

(R)-Cetirizine N-Oxide

Controlled Product

CAS:442863-80-1

Applications A metabolite of Cetirizine. References Egger, H., et al.: Drug Metab. Dispos., 10, 529 …

Formula:

C₂₁H₂₅ClN₂O₄

Color and Shape:

Neat

Molecular weight:

404.89

Ref: TR-C281115

1mg		300.00 €
10mg		1,982.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

+ info

4-Cyano Loratadine

Controlled Product

CAS:860010-33-9

Applications Intermediate for the synthesis of 4-Hydroxymethyl Loratadine. References Cerrada, V., et al.: ARKIVOC, 9, …

Formula:

C₂₃H₂₂ClN₃O₂

Color and Shape:

Neat

Molecular weight:

407.89

Ref: TR-C981805

10mg 589.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride

+ info

2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride

Controlled Product

CAS:906107-37-7

Applications 2’-Des(1-hydroxy-1-methylethyl)-2’-methycarboxy Montelukast Hydrochloride is an impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist. …

Formula:

C₃₄H₃₃Cl₂NO₄S

Color and Shape:

Neat

Molecular weight:

622.6

Ref: TR-D290041

25mg		176.00 €
100mg		316.00 €
500mg		1,255.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

3,5-Bis(chloromethyl)pyridine Hydrochloride

+ info

3,5-Bis(chloromethyl)pyridine Hydrochloride

Controlled Product

CAS:1210824-61-5

Stability Unstable in Aqueous Solution Applications 3,5-BIS(CHLOROMETHYL)PYRIDINE HCL (cas# 1210824-61-5) is a useful research chemical.

Formula:

C₇H₇Cl₂N•HCl

Color and Shape:

Neat

Molecular weight:

212.5

Ref: TR-B592263

50mg		108.00 €
100mg		154.00 €
500mg		502.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

+ info

9,13b-Dehydro Epinastine

Controlled Product

CAS:706753-75-5

Formula:

C₁₆H₁₃N₃

Color and Shape:

Neat

Molecular weight:

247.29

Ref: TR-D229600

1mg		346.00 €
10mg		968.00 €
25mg		1,739.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

+ info

1,4-Bis(benzhydryl)piperazine

CAS:216581-01-0

Formula:

C₃₀H₃₀N₂

Color and Shape:

Beige Solid

Molecular weight:

418.57

Ref: TR-B408500

1g		1,552.00 €
100mg		227.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester

+ info

2-[3-(S)-[3-(2-(7-Chloro-2-quinolinyl)ethenyl)phenyl]-3-hydroxypropyl]benzoic Acid Methyl Ester

Controlled Product

CAS:142569-69-5

Applications An intermediate in the synthesis of Montelukast.

Formula:

C₂₈H₂₄ClNO₃

Color and Shape:

Neat

Molecular weight:

457.95

Ref: TR-C379990

10g		1,312.00 €
50mg		100.00 €
100mg		123.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

Loratadine-d5

Controlled Product

CAS:1020719-57-6

Applications Loratadine-d5 is the labeled analogue of Loratadine (L469575), a nonsedating-type histamine H1-receptor. References Bruttmann, …

Formula:

C₂₂H₁₈D₅ClN₂O₂

Color and Shape:

Neat

Molecular weight:

387.91

Ref: TR-L469576

1mg		421.00 €
10mg		2,843.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

+ info

Montelukast Cyclized Ether impurity

Controlled Product

CAS:168214-67-3

Applications A cyclic ether impurity of antiasthmatic Montelukast (M568000). References Egekeze, J.O. et al.: Anal. …

Formula:

C₂₉H₂₆ClNO

Color and Shape:

Neat

Molecular weight:

439.98

Ref: TR-M568050

5mg		259.00 €
50mg		1,753.00 €

Estimated delivery in United States, on Thursday 16 Jan 2025

+ info

(S)-Azelastine

CAS:143228-85-7

(S)-Azelastine is an antihistamine reducing receptors H1R, M1R, M3R, and inhibiting HNEpC cell growth.

Formula:

C₂₂H₂₄ClN₃O

Color and Shape:

Liquid

Molecular weight:

381.9

Ref: TM-T70674

25mg		1,437.00 €
50mg		1,872.00 €
100mg		2,364.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

+ info

+ info

(R)-Mequitazine

CAS:147780-50-5

(R)-Mequitazine, a muscarinic acetylcholine receptor (M-AChRs) antagonist, is used potentially for the treatment of asthma.

Formula:

C₂₀H₂₂N₂S

Color and Shape:

Solid

Molecular weight:

322.47

Ref: TM-T26373

25mg		1,437.00 €
50mg		1,872.00 €
100mg		2,364.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

+ info

Azelastine

CAS:58581-89-8

Azelastine (Azelastinum) is a phthalazine derivative, and is an histamine antagonist and mast cell stabilizer.

Formula:

C₂₂H₂₄ClN₃O

Purity:

99.35%

Color and Shape:

White Crystal Powder

Molecular weight:

381.9

Ref: TM-T0211

100mg 59.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

+ info

(R)-Azelastine

CAS:143228-84-6

(R)-Azelastine, an antihistamine, reduces H1R, M1R, M3R levels and inhibits HNEpC growth.

Formula:

C₂₂H₂₄ClN₃O

Color and Shape:

Liquid

Molecular weight:

381.9

Ref: TM-T70675

25mg		1,386.00 €
50mg		1,805.00 €
100mg		2,279.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

+ info

+ info

Mizolastine dihydrochloride

CAS:1056596-82-7

Mizolastine dihydrochloride is a histamine H1-receptor antagonist (IC50: 47 nM).

Formula:

C₂₄H₂₇Cl₂FN₆O

Purity:

98%

Color and Shape:

Solid

Molecular weight:

505.42

Ref: TM-T22983

25mg		1,410.00 €
50mg		1,851.00 €
100mg		2,337.00 €

Estimated delivery in United States, on Friday 24 Jan 2025

+ info

+ info

Montelukast Diol Impurity

CAS:287930-77-2

Formula:

C₂₉H₂₈ClNO₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

458.00

Ref: 4Z-M-3023

10mg	Discontinued	Request information
25mg	Discontinued	Request information
50mg	Discontinued	Request information
100mg	Discontinued	Request information

Discontinued product

+ info

Loratadine Impurity 22 HCl (Mixture of Ketone and Ketone Hydrate)

+ info

Loratadine Impurity 22 HCl (Mixture of Ketone and Ketone Hydrate)

CAS:40064-34-4 41661-47-6

Formula:

C₅H₉NO·HClC₅H₁₁NO₂·HCl

Color and Shape:

Gray Solid

Molecular weight:

99.13 36.46; 117.15 36.46

Ref: 4Z-L-1077

10mg	Discontinued	Request information
25mg	Discontinued	Request information
50mg	Discontinued	Request information
100mg	Discontinued	Request information

Discontinued product

+ info

+ info

Levocetirizine Impurity 5

Formula:

C₂₃H₂₉ClN₂O₄

Molecular weight:

432.95

Ref: 4Z-L-1314

10mg	Discontinued	Request information
25mg	Discontinued	Request information
50mg	Discontinued	Request information
100mg	Discontinued	Request information

Discontinued product

+ info

4-[[3-[2-(3-Chlorophenyl)ethyl]-2-pyridinyl]carbonyl]-1-piperidinecarboxylic Acid

+ info

4-[[3-[2-(3-Chlorophenyl)ethyl]-2-pyridinyl]carbonyl]-1-piperidinecarboxylic Acid

Formula:

C₂₀H₂₁ClN₂O₃

Molecular weight:

372.85

Ref: 4Z-L-1038

10mg	Discontinued	Request information
25mg	Discontinued	Request information
50mg	Discontinued	Request information
100mg	Discontinued	Request information

Discontinued product

+ info

+ info

Rupatadine Impurity 1

CAS:2387-23-7

Formula:

C₁₃H₂₄N₂O

Color and Shape:

White To Off-White Solid

Molecular weight:

224.35

Ref: 4Z-R-427

10mg	Discontinued	Request information
25mg	Discontinued	Request information
50mg	Discontinued	Request information
100mg	Discontinued	Request information

Discontinued product

+ info