Active pharmaceutical ingredient (API) impurities for research
All products contained in this category are intended for laboratory use only, and are not meant for human consumption.
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(±)-Cetirizine-d4 Dihydrochloride
Controlled ProductCAS:1219803-84-5
Applications (±)-Cetirizine-d4 Dihydrochloride is the labeled analogue of Cetirizine Dihydrochloride (C281100), a nonsedating type histamine …
Formula:
C21H23D4Cl3N2O3
Color and Shape:
Neat
Molecular weight:
465.83
Ref: TR-C281103
1mg | 356.00 € | ||
10mg | 2,413.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
1-tert-Butylamino-3-(2-chloro-5-carboxyphenoxy)-2-propanol Hydrochloride
Controlled ProductCAS:42242-69-3
Applications Hydrochlride salt of 1-tert-Butylamino-3-(2-chloro-5-carboxyphenoxy)-2-propanol is an impurity of Bupranolol (B689652), an antagonist at the …
Formula:
C14H21Cl2NO4
Color and Shape:
Neat
Molecular weight:
338.23
Ref: TR-B690790
25mg | 2,045.00 € | ||
2500µg | 316.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Chlorambucil Dimer Impurity
Controlled ProductCAS:1988791-13-4
Applications Chlorambucil Dimer Impurity is an impurity of Chlorambucil (C325050); an alkylating agent that is …
Formula:
C28H37Cl3N2O4
Color and Shape:
Neat
Molecular weight:
571.963
Ref: TR-C325140
5mg | 478.00 € | ||
25mg | 1,786.00 € | ||
50mg | 3,293.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
N-(2,6-Dichlorophenyl)aniline
Controlled ProductCAS:15307-93-4
Applications N-(2,6-Dichlorophenyl)aniline is an analog of Diclofenac (D436450), a nonsteroidal anti-inflammatory compound an decycloxygenase (COX) …
Formula:
C12H9Cl2N
Color and Shape:
White
Molecular weight:
238.11
Ref: TR-D434060
5g | 233.00 € | ||
25g | 324.00 € | ||
50g | 564.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Isosulfamethoxazole
CAS:17103-52-5
Applications Isosulfamethoxazole is an impurity of the antibacterial drug Sulfamethoxazole (S699086). It is a sulfonamide …
Formula:
C10H11N3O3S
Color and Shape:
Neat
Molecular weight:
253.28
Ref: TR-I902230
10mg | 192.00 € | ||
50mg | 754.00 € | ||
100mg | 1,274.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
p-Salicylic Acid
CAS:99-96-7
Impurity Salicylic Acid Related Compound A Applications Acetylsalicylic Acid Impurity A. References Walter, M., et …
Formula:
C7H6O3
Color and Shape:
Colourless
Molecular weight:
138.12
Ref: TR-S088120
1g | 89.00 € | ||
10g | 132.00 € | ||
100g | 248.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Citalopram Carboxylic Acid Hydrobromide (Impurity)
Controlled ProductCAS:440121-09-5
Applications Citalopram Carboxylic Acid Hydrobromide is an impurity of Citalopram (C505000); an antidepressant and selective …
Formula:
C20H22FNO3•HBr
Color and Shape:
Neat
Molecular weight:
343.408091
Ref: TR-C504980
1g | 2,372.00 € | ||
50mg | 237.00 € | ||
100mg | 351.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4-Hydroperoxy Cyclophosphamide-d4
Controlled ProductCAS:1246816-71-6
Stability Moisture Sensitive, Temperature Sensitive Applications A labelled metabolite of Cyclophosphamide. Antineoplastic; bone marrow purging …
Formula:
C7H11D4Cl2N2O4P
Color and Shape:
White To Off-White
Molecular weight:
297.11
Ref: TR-H714677
1mg | 319.00 € | ||
10mg | 2,039.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Tiamulin-13C4 Fumarate
CAS:55297-95-5
Stability Hygroscopic Applications Labelled Tiamulin (T436600). A derivative of Pleuromutilin. Antibacterial. References Egger, H., et …
Formula:
C2813C4H51NO8S
Color and Shape:
Off-White To Light Yellow
Molecular weight:
613.78
Ref: TR-T436603
5mg | 3,262.00 € | ||
500µg | 468.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
N-Desbutyl Bupivacaine
Controlled ProductCAS:15883-20-2
Impurity Bupivacaine USP Related Compound B Applications N-Desbutyl Bupivacaine (Bupivacaine USP Related Compound B) is …
Formula:
C14H20N2O
Color and Shape:
White To Light Beige
Molecular weight:
232.32
Ref: TR-D288785
1g | 146.00 € | ||
25mg | 122.00 € | ||
2500µg | 108.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Bispyrazolone
CAS:7477-67-0
Applications Bispyrazolone is an impurity of Edaravone (E335000).
Formula:
C20H18N4O2
Color and Shape:
Neat
Molecular weight:
346.38
Ref: TR-B524200
1g | 104.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Flupirtine-d4 Hydrochloride Salt
Controlled ProductCAS:1324717-75-0
Applications Labelled Flupirtine (F598510). Analgesic. Substituted pyridine with central analgesic properties. A potassium channel opener …
Formula:
C15D4H13FN4O2·HCl
Color and Shape:
Neat
Molecular weight:
344.80
Ref: TR-F598512
1mg | 298.00 € | ||
10mg | 1,940.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Desthiazolylmethyl Ritonavir
Controlled ProductCAS:256328-82-2
Impurity Ritonavir EP Impurity L Applications Desthiazolylmethyl Ritonavir (Ritonavir EP Impurity L) is an analogue …
Formula:
C33H43N5O4S
Color and Shape:
Neat
Molecular weight:
605.79
Ref: TR-D297450
10mg | 176.00 € | ||
25mg | 362.00 € | ||
50mg | 666.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
D,L-Sulforaphane Glutathione
Controlled ProductCAS:289711-21-3
Stability Hygroscopic Applications The major metabolite of Sulforaphane. The Glutathione adduct of Sulforaphane. References Singhal, …
Formula:
C16H28N4O7S3
Color and Shape:
Neat
Molecular weight:
484.61
Ref: TR-S699430
5mg | 257.00 € | ||
10mg | 346.00 € | ||
100mg | 2,321.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
N-Desmethyl Topotecan
CAS:190710-79-3
Stability Unstable in Solution Applications A metabolite of Topotecan. References Herben, V., et al.: Anti-Cancer …
Formula:
C22H21N3O5
Color and Shape:
Neat
Molecular weight:
407.42
Ref: TR-D294400
1mg | 313.00 € | ||
5mg | 1,235.00 € | ||
10mg | 2,023.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Desisobutyryl Ciclesonide
Controlled ProductCAS:161115-59-9
Applications Preclinical profile of Ciclesonide, a novel corticosteroid for the treatment of asthma. References Austin, …
Formula:
C28H38O6
Color and Shape:
White To Off-White
Molecular weight:
470.60
Ref: TR-D290100
1mg | 298.00 € | ||
5mg | 1,266.00 € | ||
10mg | 1,938.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
L-Tyrosine
CAS:60-18-4
Impurity Levodopa EP Impurity B Applications L-Tyrosine (Levodopa EP Impurity B) is one of the …
Formula:
C9H11NO3
Color and Shape:
White Powder
Molecular weight:
181.19
Ref: TR-T899975
10g | 109.00 € | ||
25g | 124.00 € | ||
100mg | 91.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Benzylideneacetone
Controlled ProductCAS:122-57-6
Formula:
C10H10O
Color and Shape:
Yellowish Crystalline
Molecular weight:
146.19
Ref: TR-B279975
1g | 178.00 € | ||
10g | 366.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4,5-Didehydro Brimonidine
CAS:151110-15-5
Formula:
C11H8BrN5
Color and Shape:
Light Yellow
Molecular weight:
290.1187
Ref: TR-B687180
1g | 1,448.00 € | ||
50mg | 188.00 € | ||
250mg | 399.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Hydrocortisone 17-Propionate 21-Acetate
Controlled ProductCAS:74050-20-7
Applications A new topical hydrocortisone derivative with esterification in positions 17 and 21, inhibit the …
Formula:
C26H36O7
Color and Shape:
White To Beige
Molecular weight:
460.56
Ref: TR-H714628
25mg | 233.00 € | ||
50mg | 332.00 € | ||
100mg | 579.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-Hydroxybenzaldehyde
CAS:100-83-4
Impurity Roxatidine Impurity 3 Applications 3-Hydroxybenzaldehyde (cas# 100-83-4) is a compound useful in organic synthesis.
Formula:
C7H6O2
Color and Shape:
Off-White
Molecular weight:
122.12
Ref: TR-H828965
5g | 89.00 € | ||
100g | 91.00 € | ||
250g | 170.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
WAY 127039-A-1 Sodium Salt
CAS:1391052-54-2
Applications WAY 127039-A-1 is a metabolite of Bromfenac sodium (B678550). References Walsh, D.A., et al.: …
Formula:
C15H9BrNNaO4
Color and Shape:
Neat
Molecular weight:
370.13
Ref: TR-W498700
5mg | 301.00 € | ||
50mg | 1,993.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-Desmethyl Trimethoprim
Controlled ProductCAS:27653-69-6
Applications 3-Desmethyl Trimethoprim is a metabolite of Trimethoprim (T795615); an antibacterial agent that is commonly …
Formula:
C13H16N4O3
Color and Shape:
White To Light Brown
Molecular weight:
276.29
Ref: TR-D295705
10mg | 326.00 € | ||
100mg | 2,150.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
N,S-Diacetyl-L-cysteine
CAS:18725-37-6
Impurity Acetylcysteine EP Impurity D Applications N,S-Diacetyl-L-cysteine (Acetylcysteine EP Impurity D) is a double-prodrugs of …
Formula:
C7H11NO4S
Color and Shape:
White To Off-White
Molecular weight:
205.23
Ref: TR-D312300
50mg | 275.00 € | ||
500mg | 1,828.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Hydroxy Bupropion Hydrochloride
Controlled ProductCAS:866563-95-3
Formula:
C13H18ClNO2·HCl
Color and Shape:
Neat
Molecular weight:
292.2
Ref: TR-H830685
10mg | 132.00 € | ||
50mg | 558.00 € | ||
100mg | 963.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
7a-Thiomethyl Spironolactone
Controlled ProductCAS:38753-77-4
Applications A metabolite of Spironolactone. References Gochman, N., et al.: J. Pharmacol. Exp. Ther., 135, …
Formula:
C23H32O3S
Color and Shape:
Neat
Molecular weight:
388.56
Ref: TR-T353500
1mg | 268.00 € | ||
10mg | 1,847.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
9a-aza-9a-homo Erythromycin A
Controlled ProductCAS:76820-32-1
Applications Novel intermediate of Azithromycin that acts as antibiotic. References Krajacic, M.B., et al.: J. …
Formula:
C37H68N2O13
Purity:
~90%
Color and Shape:
Neat
Molecular weight:
748.94
Ref: TR-A797800
1mg | 477.00 € | ||
10mg | 3,208.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
1-Descarboxy Ketorolac
Controlled ProductCAS:113502-55-9
Applications 1-Descarboxy Ketodolac is an impurity in the synthesis of (R)-Ketorolac (K235600). The (S)-enantiomer is …
Formula:
C14H13NO
Color and Shape:
Yellow To Dark Grey
Molecular weight:
211.26
Ref: TR-D289435
20mg | 1,094.00 € | ||
50mg | 2,377.00 € | ||
2500µg | 285.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Allantoin-13C2,15N4
CAS:1219402-51-3
Applications Vulnerary; debriding agent. Purine metabolite via the uric acid pathway. References Vissers, S., et …
Formula:
C213C2H615N4O3
Color and Shape:
White To Off-White
Molecular weight:
164.07
Ref: TR-A540502
1mg | 341.00 € | ||
10mg | 2,227.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
(-)-O-Desmethyl Tramadol
Controlled ProductCAS:144830-15-9
Applications A optically active metabolite of Tramadol. References Lintz, V.W., et al.: Arzneim.-Forsch./Drug Res., 31, …
Formula:
C15H23NO2
Color and Shape:
Neat
Molecular weight:
249.35
Ref: TR-D294745
1mg | 227.00 € | ||
10mg | 1,602.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-[2-[4-[4-Fluoro-2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]benzolyl]piperidin-1-yl]ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
Controlled ProductCAS:1329796-66-8
Impurity Risperidone EP Impurity I Applications 3-[2-[4-[4-Fluoro-2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]benzolyl]piperidin-1-yl]ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one (Risperidone EP Impurity I) is a Risperidone (R525000) …
Formula:
C35H39F2N5O3
Color and Shape:
Neat
Molecular weight:
615.71
Ref: TR-F591590
25mg | 2,011.00 € | ||
2500µg | 308.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
19-Norandrosterone
Controlled ProductCAS:1225-01-0
Applications 19-Norandrosterone is the oxidized byproduct of Nandrolone (N315000), an anabolic steroid that is present …
Formula:
C18H28O2
Color and Shape:
Neat
Molecular weight:
276.41
Ref: TR-N661050
5mg | 168.00 € | ||
25mg | 754.00 € | ||
100mg | 2,294.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Des-(N-methyl-5-tetrazolethiolyl)furolactone Cefoperazone
CAS:73240-08-1
Impurity Cefoperazone EP Impurity A Applications Des-(N-methyl-5-tetrazolethiolyl)furolactone Cefoperazone (Cefoperazone EP Impurity A) is a Cefoperazone …
Formula:
C23H23N5O8S
Color and Shape:
Neat
Molecular weight:
529.52
Ref: TR-D294325
10mg | 1,889.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-O-(Morphin-2-yl)morphine
Controlled ProductFormula:
C34H36N2O6
Color and Shape:
Neat
Molecular weight:
568.66
Ref: TR-M652355
2500µg | 7,109.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Imatinib (Piperazine)-4-oxide
Controlled ProductCAS:571186-91-9
Impurity Imatinib EP Impurity J Applications Imatinib (Piperidine)-4-oxide (Imatinib EP Impurity J) is an impurity …
Formula:
C29H31N7O2
Color and Shape:
Light Yellow
Molecular weight:
509.60
Ref: TR-I268000
5mg | 308.00 € | ||
10mg | 564.00 € | ||
25mg | 1,282.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
rac 4-Hydroxy-3-methoxyphenylethylene Glycol-d3
Controlled ProductCAS:74495-72-0
Applications A labelled metabolite of Catecholamines. References Kopin, I.J., et al.: J. Biol. Chem., 236, …
Formula:
C9H3H9O4
Color and Shape:
Neat
Molecular weight:
187.21
Ref: TR-H946342
25mg | 2,176.00 € | ||
2500µg | 336.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
rac 2-Isopropyl Pentanoic Acid
Controlled ProductCAS:62391-99-5
Impurity Valproic Acid USP Related Compound B Applications A constitutional isomer of Valproic acid; a …
Formula:
C8H16O2
Color and Shape:
Colourless To Light Yellow
Molecular weight:
144.21
Ref: TR-I872870
50mg | 214.00 € | ||
100mg | 273.00 € | ||
250mg | 683.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
rac Norphenylephrine Hydrochloride(Phenylephrine Impurity A)
Controlled ProductCAS:4779-94-6
Impurity Phenylephrine EP Impurity A Applications rac Norphenylephrine Hydrochloride is an Impurity A of phenylephrine. …
Formula:
C8H11NO2·ClH
Color and Shape:
White Crystalline Powder
Molecular weight:
189.64
Ref: TR-N825500
10mg | 300.00 € | ||
100mg | 362.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
7-Hydroxy Loxapine-D8
Controlled ProductCAS:37081-75-7
Applications 7-Hydroxy Loxapine-D8 is a labelled analogue of 7-Hydroxy Loxapine (H943790). References Kapur, S., et …
Formula:
C18H10D8ClN3O2
Color and Shape:
Dark Yellow
Molecular weight:
351.86
Ref: TR-H943792
1mg | 321.00 € | ||
10mg | 2,049.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
5-Hydroxy Indapamide
Controlled ProductCAS:126750-70-7
Applications 5-Hydroxy Indapamide is a major metabolite of Indapamide (I500100), and possesses similar antihypertensive and …
Formula:
C16H16ClN3O4S
Color and Shape:
Neat
Molecular weight:
381.83
Ref: TR-H943450
5mg | 236.00 € | ||
50mg | 1,614.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Phenylephrone-d3 Hydrochloride
Controlled ProductCAS:1246819-29-3
Applications Labelled impurity C of Phenylephrine. References Bodor, N., et al.: J. Med. Chem., 31, …
Formula:
C9H9D3ClNO2
Color and Shape:
Neat
Molecular weight:
204.67
Ref: TR-P320672
1mg | 244.00 € | ||
10mg | 1,658.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
24-Nor Ursodeoxycholic Acid-d5 (major) Acyl-b-D-glucuronide
Controlled ProductApplications Labelled 24-Norursodeoxycholic Acid (N865300) metabolite.
Formula:
C29H41D5O10
Color and Shape:
Neat
Molecular weight:
559.7
Ref: TR-N865312
5mg | 3,563.00 € | ||
500µg | 522.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
(R)-(-)-Ketoprofen
Controlled ProductCAS:56105-81-8
Applications Anti-inflammatory; analgesic. Not a dangerous good if item is equal to or less than …
Formula:
C16H14O3
Color and Shape:
Neat
Molecular weight:
254.28
Ref: TR-K200806
10mg | 260.00 € | ||
25mg | 346.00 € | ||
50mg | 584.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Phenibut Hydrochloride
CAS:3060-41-1
Applications Phenibut is a derivative of ╬│-Aminobutyric Acid (A602920); an important inhibitory neurotransmitter. Phenibut possesses …
Formula:
C10H13NO2·ClH
Color and Shape:
Off-White
Molecular weight:
215.68
Ref: TR-P296970
1g | 228.00 € | ||
10g | 319.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
b-Zearalenol-d7
Controlled ProductCAS:71030-11-0
Applications The more active Zearalenone (Z270500) metabolite. Not a dangerous good if item is equal …
Formula:
C18H17D7O5
Color and Shape:
Off White Solid
Molecular weight:
327.42
Ref: TR-Z270477
1mg | 612.00 € | ||
10mg | 4,260.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Homovanillic Acid Sulfate Sodium Salt-d3
Controlled ProductCAS:38339-06-9
Applications A labelled metabolite of Dihydroxyphenylacetic acid (DOPAC) by catechol O-methyltransferase. References Kuo, G.Y., et …
Formula:
C9H5D3Na2O7S
Color and Shape:
Neat
Molecular weight:
309.22
Ref: TR-H669507
1mg | 313.00 € | ||
10mg | 1,995.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Dexamethasone 21-Palmitate-d31
Controlled ProductCAS:14899-36-6
Applications A labelled orticosteroid prodrug for the treatment of eye disorders. References Benameur, H., et …
Formula:
C38D31H28FO6
Color and Shape:
Neat
Molecular weight:
662.06
Ref: TR-D298832
25mg | 2,190.00 € | ||
2500µg | 341.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
21-(Acetyloxy)-17-hydroxy-pregna-4,6-diene-3,11,20-trione
Controlled ProductCAS:2435-02-1
Formula:
C23H28O6
Color and Shape:
Neat
Molecular weight:
400.46
Ref: TR-A133085
10mg | 236.00 € | ||
50mg | 911.00 € | ||
100mg | 1,586.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Descarboxy 1-Hydroxy Ketorolac
CAS:154476-25-2
Impurity Ketorolac EP Impurity A; Ketorolac USP Related Compound B Applications Descarboxy 1-Hydroxy Ketorolac (Ketorolac …
Formula:
C14H13NO2
Color and Shape:
Neat
Molecular weight:
227.26
Ref: TR-D289115
5mg | 312.00 € | ||
25mg | 1,275.00 € | ||
50mg | 2,018.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
7-Hydroxy-5-methoxy-4-methyl-6-[2-(tetrahydro-2-methyl-5-oxo-2-furanyl)ethyl]-1(3H)-isobenzofuranone
Controlled ProductCAS:26675-76-3
Formula:
C17H20O6
Color and Shape:
Neat
Molecular weight:
320.34
Ref: TR-H805085
5mg | 259.00 € | ||
25mg | 1,022.00 € | ||
50mg | 1,774.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Cisatracurium Besylate (~90%)
Controlled ProductCAS:96946-42-8
Applications An enantiomer of Atracurium Besylate (A794500). A neuromuscular blocking agent. It could be used …
Formula:
C53H72N2O12C6H5O3S
Purity:
~90%
Color and Shape:
White Solid
Molecular weight:
1243.48
Ref: TR-C496700
1mg | 92.00 € | ||
10mg | 161.00 € | ||
2500µg | 119.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4-Hydroxybenzophenone-d4
Controlled ProductCAS:93496-64-1
Applications 4-Hydroxybenzophenone-d4 is an isotopic analog of 4-Hydroxybenzophenone (H829305), a metabolite of benzophenone (B204980). References …
Formula:
C13H6D4O2
Color and Shape:
Neat
Molecular weight:
202.24
Ref: TR-H829306
1mg | 253.00 € | ||
10mg | 1,662.00 € | ||
2500µg | 521.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Ivacaftor Carboxylic Acid
CAS:1246213-24-0
Applications Ivacaftor Carboxylic Acid is an impurity of Ivacaftor (I940600); a drug used in the …
Formula:
C24H26N2O5
Color and Shape:
Neat
Molecular weight:
422.47
Ref: TR-I940605
1mg | 315.00 € | ||
5mg | 1,304.00 € | ||
10mg | 1,989.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-Hydroxyacetaminophen
Controlled ProductCAS:37519-14-5
Applications 3-Hydroxyacetaminophen is a metabolite of Acetaminophen (A161220), an analgesic and antipyretic agent used as …
Formula:
C8H9NO3
Color and Shape:
Neat
Molecular weight:
167.16
Ref: TR-H714750
5mg | 189.00 € | ||
10mg | 276.00 € | ||
50mg | 1,189.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4’-Hydroxy Atomoxetine
Controlled ProductCAS:435293-66-6
Formula:
C17H21NO2
Color and Shape:
Fluid
Molecular weight:
271.35
Ref: TR-H802500
1mg | 321.00 € | ||
5mg | 1,309.00 € | ||
10mg | 2,039.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
(11b,16a)-11-Hydroxy-16-(1-oxobutoxy)-androsta-1,4-diene-3,17-dione
CAS:85234-64-6
Formula:
C23H30O5
Color and Shape:
Colourless
Molecular weight:
386.48
Ref: TR-H825715
10mg | 293.00 € | ||
100mg | 1,873.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
7-Methoxy-6-(3-morpholin-4-ylpropoxy)quinazolin-4(3H)-one
Controlled ProductCAS:199327-61-2
Applications Gefitinib intermediate. References Kelly, L., et al.: Cancer Cell., 1, 421 (2002), Pandey, A., …
Formula:
C16H21N3O4
Color and Shape:
Neat
Molecular weight:
319.36
Ref: TR-M264670
5g | 315.00 € | ||
100mg | 173.00 € | ||
250mg | 212.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
S-(+)-Deprenyl Hydrochloride
Controlled ProductCAS:4528-52-3
Applications S-(+)-Deprenyl is the S-enantiomer of Deprenyl. R-(-)-Deprenyl (D288641) is in pharmaceutical formulations. References Fukui, …
Formula:
C13H17N·ClH
Color and Shape:
White To Off-White
Molecular weight:
223.74
Ref: TR-D288595
5mg | 358.00 € | ||
50mg | 2,422.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-Desacetyl Cefotaxime Potassium Salt
CAS:66340-28-1
Applications 3-Desacetyl Cefotaxime Potassium Salt, is an impurity of Cefotaxime sodium (C242950). References Amaker, R., …
Formula:
C14H14KN5O6S2
Color and Shape:
Neat
Molecular weight:
451.52
Ref: TR-D295530
25mg | 310.00 € | ||
250mg | 1,998.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Cletoquine Oxalate
Controlled ProductCAS:14142-64-4
Formula:
C16H22ClN3O·C2H2O4
Color and Shape:
Neat
Molecular weight:
397.85
Ref: TR-C573500
1mg | 324.00 € | ||
5mg | 1,364.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
rac-cis-Sertraline Hydrochloride
Controlled ProductCAS:79617-89-3
Applications Potent and selective inhibitors of serotonin uptake. Not a dangerous good if item is …
Formula:
C17H17Cl2N·ClH
Color and Shape:
Neat
Molecular weight:
342.69
Ref: TR-S279975
25mg | 314.00 € | ||
250mg | 1,998.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Vitamin B12 c-lactone
CAS:23208-66-4
Stability Hygroscopic Applications Vitamin B12 c-lactone is an impurity of Vitamin B12 (V676005) which is …
Formula:
C63H85CoN13O15P
Color and Shape:
Neat
Molecular weight:
1354.3341
Ref: TR-V675650
10mg | 320.00 € | ||
100mg | 2,074.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Norfloxacin
CAS:70458-96-7
Stability Hygroscopic Applications Pefloxacin derivative as antibacterial. Fluorinated quinolone antibacterial.This compound is a contaminant of …
Formula:
C16H18FN3O3
Color and Shape:
Light Yellow
Molecular weight:
319.33
Ref: TR-N681000
1g | 95.00 € | ||
5g | 223.00 € | ||
50mg | 83.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Acetyl-1,2-13C2 Coenzyme A Sodium Salt (~2% Unlabelled)
Controlled ProductCAS:918149-33-4
Applications Acetyl-1,2-13C2 Coenzyme A Sodium Salt is a useful synthetic intermediate.
Formula:
C2113C2H38N7O17P3S•x(Na)
Color and Shape:
Neat
Molecular weight:
811.562299
Ref: TR-A172214
1mg | 374.00 € | ||
5mg | 1,648.00 € | ||
10mg | 2,722.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Indomethacin Methyl Ester
Controlled ProductCAS:1601-18-9
Applications Selective COX-2 inhibitor Not a dangerous good if item is equal to or less …
Formula:
C20H18ClNO4
Color and Shape:
Neat
Molecular weight:
371.81
Ref: TR-I641025
5mg | 122.00 € | ||
10mg | 194.00 € | ||
50mg | 711.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Carboplatin-d4
Controlled ProductCAS:41575-94-4
Stability Hygroscopic Applications Analog of Cisplatin with reduced nephrotoxicity. Antineoplastic. References Harland, S.J., et al.: …
Formula:
C6H8D4N2O4Pt
Color and Shape:
White To Off-White
Molecular weight:
375.27
Ref: TR-C177502
1mg | 331.00 € | ||
10mg | 2,132.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Fluticasone Dimer Impurity (~90%)
CAS:220589-37-7
Impurity Fluticasone EP Impurity G Applications Fluticasone Dimer Impurity (Fluticasone EP Impurity G) is a …
Formula:
C43H51F5O8S
Purity:
~90%
Color and Shape:
Neat
Molecular weight:
822.92
Ref: TR-F599520
1mg | 1,006.00 € | ||
10mg | 6,781.00 € | ||
500µg | 637.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxylic Acid
Controlled ProductCAS:150766-86-2
Impurity Telmisartan Bromo Acid Impurity Applications An impurity of Telmisartan (D294250). An intermediate in the …
Formula:
C14H11BrO2
Color and Shape:
Neat
Molecular weight:
291.14
Ref: TR-B685275
1g | 1,049.00 € | ||
100mg | 144.00 € | ||
500mg | 617.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
1,2-Hydrazinedicarboxamide-13C2,15N2
Controlled ProductCAS:1189730-21-9
Applications A labelled metabolite of Azodicarbonamide (ADA), a drug used as an anti-HIV reagent. ADA …
Formula:
C2H6N2N2O2
Color and Shape:
Neat
Molecular weight:
122.07
Ref: TR-H697560
5mg | 261.00 € | ||
50mg | 1,749.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Fluticasone 17b-Carboxylic Acid Propionate-d3
Controlled ProductCAS:65429-42-7
Applications Labelled Fluticasone 17β-Carboxylic Acid Propionate (F599495). An impurity formed in the synthesis of Fluticasone …
Formula:
C24H27D3F2O6
Color and Shape:
White
Molecular weight:
455.51
Ref: TR-F599497
25mg | 2,049.00 € | ||
2500µg | 323.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Nortilidine-d3 Hydrochloride
Controlled ProductCAS:1217648-75-3
Formula:
C16H3H18NO2·ClH
Color and Shape:
Neat
Molecular weight:
298.82
Ref: TR-N831002
1mg | 593.00 € | ||
10mg | 3,898.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Clindamycin 2-Phosphate Sulfoxide(Mixture of Diastereomers)
CAS:1228573-90-7
Applications Clindamycin 2-Phosphate Sulfoxide is a degradation product of Clindamycin phosphate (C580005) after the stressing …
Formula:
C18H34ClN2O9PS
Color and Shape:
White
Molecular weight:
520.96
Ref: TR-C580030
25mg | 2,074.00 € | ||
2500µg | 319.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
D,L-Sulforaphane-L-cysteine
Controlled ProductCAS:364083-21-6
Formula:
C9H18N2O3S3
Color and Shape:
Light Brown
Molecular weight:
298.45
Ref: TR-S699410
5mg | 252.00 € | ||
10mg | 347.00 € | ||
100mg | 2,327.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
5-(4-Fluorophenyl)-2,3-dihydro-3-(1-methylethyl)-2-oxo-N,4-diphenyl-1-[2-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1H-pyrrole-3-carboxamide
Controlled ProductCAS:906552-19-0
Applications 5-(4-Fluorophenyl)-2,3-dihydro-3-(1-methylethyl)-2-oxo-N,4-diphenyl-1-[2-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1H-pyrrole-3-carboxamide is a photodegradation product of Atorvastatin (A791750). References Cermola, F., et al.: Tetrahedron., …
Formula:
C33H33FN2O5
Color and Shape:
Neat
Molecular weight:
556.62
Ref: TR-F595115
1mg | 468.00 € | ||
5mg | 1,346.00 € | ||
10mg | 1,914.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4-Descarboxamido Rufinamide 4-Methyl Ester
Controlled ProductCAS:217448-86-7
Applications 4-Descarboxamido Rufinamide 4-Methyl Ester is an impurity in the synthesis of Rufinamide (R701550), an …
Formula:
C11H9F2N3O2
Color and Shape:
Neat
Molecular weight:
253.20
Ref: TR-D289555
5mg | 245.00 € | ||
25mg | 900.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Atorvastatin Ethyl Ester
Controlled ProductCAS:1146977-93-6
Applications Atorvastatin (A791750) impurity. References Kearney, A.S., et al.: Pharm. Res., 10, 1461 (1993); Heinonen, …
Formula:
C35H39FN2O5
Color and Shape:
Off White Solid
Molecular weight:
586.69
Ref: TR-A791810
25mg | 315.00 € | ||
250mg | 2,106.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
1-(2-Isopropylthiazol-4-yl)-N-methylmethanamine Dihydrochloride
CAS:1185167-55-8
Applications 1-(2-Isopropylthiazol-4-yl)-N-methylmethanamine dihydrochloride (cas# 1185167-55-8) is a useful research chemical.
Formula:
C8H14N2SClH
Color and Shape:
Neat
Molecular weight:
243.20
Ref: TR-I874448
50mg | 82.00 € | ||
100mg | 92.00 € | ||
500mg | 195.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
7-Hydroxy Chlorpromazine Hydrochloride
CAS:51938-11-5
Impurity Chlorpromazine 7-Hydroxy Impurity Stability Hygroscopic Applications 7-Hydroxychlorpromazine is the 7-hydroxy analogue and a major …
Formula:
C17H19ClN2OS·HCl
Color and Shape:
White To Light Purple
Molecular weight:
371.32
Ref: TR-H825065
25mg | 2,754.00 € | ||
2500µg | 419.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Des-4-fluorobenzyl Mosapride
Controlled ProductCAS:152013-26-8
Applications The major metabolite of Mosapride (M731000). References Somogyi, A., et al.: Clin. Pharmacokinet., 8, …
Formula:
C14H20ClN3O3
Color and Shape:
Neat
Molecular weight:
313.78
Ref: TR-D289960
1mg | 171.00 € | ||
10mg | 993.00 € | ||
2500µg | 296.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Deschloro-1,2-dihydro-2-oxo Clomiphene Hydrochloride Salt
CAS:5635-70-1
Applications An impurity of Clomiphene (C587025). References Slegel, P. et al.: Adv. Mass Spec., 14, …
Formula:
C26H29NO2·ClH
Color and Shape:
Neat
Molecular weight:
423.97
Ref: TR-D289040
50mg | 313.00 € | ||
500mg | 2,003.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Aripiprazole Dimer
Controlled ProductCAS:1797986-18-5
Impurity Aripiprazole EP Impurity G Applications Aripiprazole Dimer is an impurity of Aripiprazole (A771000), a …
Formula:
C48H56Cl4N6O4
Color and Shape:
White
Molecular weight:
922.81
Ref: TR-A771025
25mg | 2,488.00 € | ||
2500µg | 356.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Moxifloxacin N-Sulfate Disodium Salt
Controlled ProductCAS:234080-64-9
Stability Very Hygroscopic Applications A sulfometabolite of Moxifloxacin (M745000). References Dalhoff, A., et al.: Drugs, …
Formula:
C21H22FN3Na2O7S
Color and Shape:
Neat
Molecular weight:
525.46
Ref: TR-M745030
10mg | 308.00 € | ||
100mg | 1,998.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Perindoprilat Lactam B
CAS:130061-28-8
Impurity Perindopril EP Impurity D Applications Perindoprilat Lactam B (Perindopril EP Impurity D) is the …
Formula:
C17H26N2O4
Color and Shape:
White To Off-White
Molecular weight:
322.40
Ref: TR-P287575
10mg | 385.00 € | ||
100mg | 2,586.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
3-epi-Deoxycholic Acid-d5
Controlled ProductCAS:570-63-8
Applications 3-epi-Deoxycholic Acid-d5 is a labelled analogue of 3-Epideoxycholic Acid. 3-epi-Deoxycholic Acid-d5 is an intermediate …
Formula:
C24H35D5O4
Color and Shape:
Off-White To Light Yellow
Molecular weight:
397.6
Ref: TR-D232727
1mg | 143.00 € | ||
5mg | 462.00 € | ||
10mg | 841.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
5’-Carboxy Meloxicam
Controlled ProductCAS:130262-93-0
Formula:
C14H11N3O6S2
Color and Shape:
Neat
Molecular weight:
381.38
Ref: TR-C178725
5mg | 259.00 € | ||
10mg | 479.00 € | ||
50mg | 1,754.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Aripiprazole N,N-Dioxide
CAS:573691-13-1
Applications Aripiprazole N,N-Dioxide is a metabolite of anti-psychotic drug, Aripiprazole (A771000). References Oshiro, Y., et …
Formula:
C23H27Cl2N3O4
Color and Shape:
Off White Solid
Molecular weight:
480.38
Ref: TR-A771010
10mg | 263.00 € | ||
25mg | 589.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Spilanthol A mixture of (2E, 6Z, 8E) >80%; (2E, 6E, 8E); and (2E, 6Z, 8Z)
CAS:25394-57-4
Stability Light and Temperature Sensitive Applications Spilanthol is a fatty acid amide isolated from Acmella …
Formula:
C14H23NO
Color and Shape:
Neat
Molecular weight:
221.34
Ref: TR-S681850
1mg | 355.00 € | ||
10mg | 2,315.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Quetiapine Dimer Impurity
Controlled ProductCAS:945668-94-0
Impurity Quetiapine EP Impurity D Applications Quetiapine Dimer Impurity (Quetiapine EP Impurity D) is an …
Formula:
C30H24N4S2
Color and Shape:
Light Yellow Solid
Molecular weight:
504.67
Ref: TR-Q509960
5mg | 155.00 € | ||
10mg | 232.00 € | ||
25mg | 320.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Rabeprazole N-Oxide
CAS:924663-38-7
Impurity Rabeprazole EP Impurity D Applications Rabeprazole N-Oxide (Rabeprazole EP Impurity D) is a Rabeprazole …
Formula:
C18H21N3O4S
Color and Shape:
Neat
Molecular weight:
375.44
Ref: TR-R070495
5mg | 170.00 € | ||
25mg | 325.00 € | ||
100mg | 870.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Resorcinol-d4
Controlled ProductCAS:751455-55-7
Applications Labelled analogue of Resorcinol, a benzene derivative used as keratolytic and antiseborrheic. Also used …
Formula:
C6H4H2O2
Color and Shape:
Neat
Molecular weight:
114.14
Ref: TR-R144704
10mg | 274.00 € | ||
100mg | 1,784.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
2-(Dimethylamino)ethyl [1,1'-Bi(cyclohexan)]-1'-ene-1-carboxylate
Controlled ProductApplications 2-(Dimethylamino)ethyl [1,1'-Bi(cyclohexan)]-1'-ene-1-carboxylate is an impurity in the synthesis of 1',2'-Dehydro Dicyclomine (D229530) which is …
Formula:
C22H28O11
Color and Shape:
Neat
Molecular weight:
468.451
Ref: TR-D462340
25mg | 168.00 € | ||
100mg | 422.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
(2R,3S)-3-(tert-Boc)amino-1,2-epoxy-4-phenylbutane
Controlled ProductCAS:98760-08-8
Impurity Atazanavir Impurity C Applications Atazanavir intermediate. Enantiomer R. Atazanavir Impurity C References Vassar, R., …
Formula:
C15H21NO3
Color and Shape:
Neat
Molecular weight:
263.33
Ref: TR-B618531
1g | 89.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
N-Acetyl Fluvoxamine Acid
Controlled ProductCAS:88699-87-0
Applications A metabolite of Fluvoxamine (F603500). References Ruijten, H.M., et al.: Drug Metab. Dispos., 12, …
Formula:
C16H19F3N2O4
Color and Shape:
Neat
Molecular weight:
360.33
Ref: TR-A175900
1mg | 264.00 € | ||
10mg | 1,778.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Chlormadinol Acetate
Controlled ProductCAS:3114-44-1
Applications The active metabolite of Chlormadinone acetate (CMA) (C343500). References Vaitukaitis, J., et al.: J. …
Formula:
C23H31ClO4
Color and Shape:
Neat
Molecular weight:
406.94
Ref: TR-C343460
5mg | 164.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
25-Desacetyl Rifapentin-d8 (>90%)
Controlled ProductCAS:79039-56-8
Formula:
C45H54D8N4O11
Purity:
>90%
Color and Shape:
Neat
Molecular weight:
843.04
Ref: TR-D288722
5mg | 1,715.00 € | ||
500µg | 251.00 € | ||
2500µg | 990.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
p-Tyramine
CAS:51-67-2
Applications Adrenergic. References Brandacher, G., et al.: Curr. Drug Metab., 8, 289 (2007), Oresic, M., …
Formula:
C8H11NO
Color and Shape:
Beige
Molecular weight:
137.18
Ref: TR-T898500
5g | 91.00 € | ||
25g | 108.00 € | ||
50g | 124.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Acetaldehyde-13C2 2,4-Dinitrophenylhydrazone
Controlled ProductCAS:1019-57-4
Applications Acetaldehyde-13C2 2,4-Dinitrophenylhydrazone is the C13 labelled analogue of Acetaldehyde 2,4-Dinitrophenylhydrazone, which is a dinitrophenylhydrazone …
Formula:
C613C2H8N4O4
Color and Shape:
Neat
Molecular weight:
226.16
Ref: TR-A132707
5mg | 269.00 € | ||
25mg | 1,106.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
4-epi-Oxytetracycline
CAS:14206-58-7
Impurity Oxytetracycline Hydrochloride EP Impurity A Stability Hygroscopic, Unstable in solution Applications A metabolite of …
Formula:
C22H24N2O9
Color and Shape:
White To Off-White
Molecular weight:
460.43
Ref: TR-O877505
5mg | 194.00 € | ||
10mg | 250.00 € | ||
25mg | 472.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
(3R)-3-Hydroxybutyric Acid-1-13C
Controlled ProductCAS:625-72-9
Applications Labelled optically active 3-hydroxybutyric acids are key intermediates of the biosynthesis and metabolism of …
Formula:
C313CH8O3
Color and Shape:
Neat
Molecular weight:
105.1
Ref: TR-H833028
5mg | 220.00 € | ||
10mg | 379.00 € | ||
100mg | 2,488.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024
Cetirizine Lactose Ester Hydrochloride Salt (Technical Grade)(a/b-mixture, mixture of diastereomers)
Controlled ProductApplications Cetirizine Lactose Ester is a lactose adduct of Cetirizine (C281100).
Formula:
C33H45ClN2O13·HCl
Color and Shape:
Neat
Molecular weight:
713.173646
Ref: TR-C281160
5mg | 366.00 € | ||
50mg | 2,522.00 € |
Estimated delivery in United States, on Friday 25 Oct 2024