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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Product data	Purity	Price range	Estimated delivery
Dalfampridine Related Compound B (3,5-Dibromopyridin-4-amine) REF: 45-1162556CAS: 84539-34-4	- - -	1,308.00 €	Tue 15 Oct 24
Ofloxacin Related Compound A (9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid) REF: 45-1478119CAS: 82419-52-1	- - -	1,477.00 €	Tue 15 Oct 24
Fluticasone Propionate Related Compounds Mixture REF: 45-1285840	- - -	1,814.00 €	Tue 15 Oct 24
Vecuronium Bromide Related Compound A (3α,17β-diacetyl-oxy-2β, 16β-bispiperidinyl-5α-androstan) REF: 45-1711166CAS: 13529-31-2	- - -	1,371.00 €	Tue 15 Oct 24
Frovatriptan Related Compound A ((R)-3-Amino-2,3,4,9-tetrahydro-1H-carbazole-6-carboxamide) REF: 45-1286424	- - -	865.00 €	Tue 15 Oct 24
Lumefantrine Related Compound A ((RS, Z)-2-(Dibutylamino)-2-(2,7-dichloro-9-(4-chlorobenzylidene)-9H-fluoren-4-yl)ethanol hydrochloride) REF: 45-1370757	- - -	1,552.00 €	Tue 15 Oct 24
Methylene Simvastatin ((1S,3R,7S,8S,8aR)-8-{2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl}-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbut-3-enoate) REF: 45-1428229CAS: 1449248-72-9	- - -	1,411.00 €	Tue 15 Oct 24
Desfluoro Aprepitant (5-{[(2R,3S)-2-{(R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethoxy}-3-phenylmorpholino]methyl}-2H-1,2,4-triazol-3(4H)-one) REF: 45-1041992CAS: 170729-76-7	- - -	1,371.00 €	Tue 15 Oct 24
Ramipril Related Compound A ((2S,3aS,6aS)-1-[(S)2-[[(S)-1-(Methoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-octahydrocyclopenta[b]pyrrole-2-carboxylic acid) REF: 45-1598314CAS: 108313-11-7	- - -	1,390.00 €	Tue 15 Oct 24
Prednicarbate Related Compound A (1,2-Dihydroprednicarbate) REF: 45-1554910CAS: 671225-26-6	- - -	1,552.00 €	Tue 15 Oct 24
Amlodipine Related Compound F (Dimethyl 2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate maleate) REF: 45-1029567CAS: 400024-11-5	- - -	1,357.00 €	Tue 15 Oct 24
Piroctone Related Compound A ((2-[5-methyl-3-(2,4,4-trimethylpentyl)-4,5-dihydroisoxazol-5-yl]acetic acid) 2-aminoethanol salt) REF: 45-1544417	- - -	617.00 €	Tue 15 Oct 24
Oxazepam Related Compound A (7-Chloro-5-phenyl-4,5-dihydro-1H-benzodiazepine-2,3-dione) REF: 45-1483017CAS: 19554-95-1	- - -	1,357.00 €	Tue 15 Oct 24
Tolcapone Related Compound B (4-hydroxy-3-methoxy-4'-methyl-5-nitrobenzophenone) REF: 45-1670229CAS: 134612-80-9	- - -	1,357.00 €	Tue 15 Oct 24
Atomoxetine Related Compound C (N-methyl-3-phenyl-3-(p-tolyloxy)propan-1-amine hydrochloride) REF: 45-1044491CAS: 873310-31-7	- - -	1,477.00 €	Tue 15 Oct 24
Fluoxetine Related Compound C (4-(methyl{3-phenyl-3-[4-(trifluoromethyl)phenoxy]propyl}amino)-4-oxobutanoic acid) REF: 45-1279837	- - -	1,552.00 €	Tue 15 Oct 24
Amoxicillin Related Compound I ((R)-2-Amino-2-(4-hydroxyphenyl)acetic acid) REF: 45-1031591CAS: 22818-40-2	- - -	1,477.00 €	Tue 15 Oct 24
Bendamustine Related Compound C (Ethyl 4-{5-[bis(2-hydroxyethyl)amino]-1-methyl-1H -benzimidazol-2-yl}butanoate) REF: 45-1065254CAS: 3543-74-6	- - -	3,844.00 €	Tue 15 Oct 24
Mycophenolate Mofetil Related Compound B [(RS)-7-hydroxy-5-methoxy-4-methyl-6-[2-(5-methyl-2-oxo-tetrahydrofuran-5-yl)ethyl]-3H-isobenzofuranyl-1-one] REF: 45-1448978CAS: 26675-76-3	- - -	1,477.00 €	Tue 15 Oct 24
Glyburide Related Compound B (methyl-[[4-[2-[(5-chloro-2-methoxybenzoyl)-amino]ethyl]phenyl]sulfonyl]carbamate) (AS) REF: 45-1295527CAS: 21165-77-5	- - -	1,477.00 €	Tue 15 Oct 24

Dalfampridine Related Compound B (3,5-Dibromopyridin-4-amine)

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Dalfampridine Related Compound B (3,5-Dibromopyridin-4-amine)

CAS:84539-34-4

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₅H₄Br₂N₂

Color and Shape:

Off-White Solid

Molecular weight:

249.87412

Ref: 45-1162556

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Ofloxacin Related Compound A (9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid)

CAS:82419-52-1

Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi

Formula:

C₁₇H₁₈FN₃O₄

Color and Shape:

Light Yellow Powder

Molecular weight:

347.12813

Ref: 45-1478119

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Fluticasone Propionate Related Compounds Mixture

Diagnostic or lab reagents on a backing, prepared diagnostic or lab reagents whether or not …

Color and Shape:

Powder

Ref: 45-1285840

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Vecuronium Bromide Related Compound A (3α,17β-diacetyl-oxy-2β, 16β-bispiperidinyl-5α-androstan)

CAS:13529-31-2

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₃₃H₅₄N₂O₄

Color and Shape:

White Powder

Molecular weight:

542.40836

Ref: 45-1711166

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Frovatriptan Related Compound A ((R)-3-Amino-2,3,4,9-tetrahydro-1H-carbazole-6-carboxamide)

Aromatic or modified aromatic drugs with nitrogen hetero

Formula:

C₁₃H₁₅N₃O

Molecular weight:

229.12151

Ref: 45-1286424

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Lumefantrine Related Compound A ((RS, Z)-2-(Dibutylamino)-2-(2,7-dichloro-9-(4-chlorobenzylidene)-9H-fluoren-4-yl)ethanol hydrochloride)

Amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and …

Formula:

C₃₀H₃₂Cl₃NO·HCl

Color and Shape:

Yellow Powder

Molecular weight:

527.15495

Ref: 45-1370757

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Methylene Simvastatin ((1S,3R,7S,8S,8aR)-8-{2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl}-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbut-3-enoate)

CAS:1449248-72-9

Lactones nesoi

Formula:

C₂₅H₃₆O₅

Color and Shape:

White Powder

Molecular weight:

416.25627

Ref: 45-1428229

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Desfluoro Aprepitant (5-{[(2R,3S)-2-{(R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethoxy}-3-phenylmorphol…

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Desfluoro Aprepitant (5-{[(2R,3S)-2-{(R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethoxy}-3-phenylmorpholino]methyl}-2H-1,2,4-triazol-3(4H)-one)

CAS:170729-76-7

Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi

Formula:

C₂₃H₂₂F₉N₄O₃

Color and Shape:

White Solid

Molecular weight:

573.15482

Ref: 45-1041992

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Ramipril Related Compound A ((2S,3aS,6aS)-1-[(S)2-[[(S)-1-(Methoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-octahydrocyclopenta[b]pyrrole-2-carboxylic acid)

CAS:108313-11-7

Aromatic or modified aromatic heterocyclic compounds withnitrogen hetero-atom(s) only nesoi

Formula:

C₂₂H₃₀N₂O₅

Color and Shape:

White Powder

Molecular weight:

402.21547

Ref: 45-1598314

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Prednicarbate Related Compound A (1,2-Dihydroprednicarbate)

CAS:671225-26-6

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₂₇H₃₈O₈

Color and Shape:

White Powder

Molecular weight:

490.25667

Ref: 45-1554910

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Amlodipine Related Compound F (Dimethyl 2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate maleate)

CAS:400024-11-5

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₉H₂₃ClN₂O₅·C₄H₄O₄

Color and Shape:

Off-White Powder

Molecular weight:

394.12955

Ref: 45-1029567

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Piroctone Related Compound A ((2-[5-methyl-3-(2,4,4-trimethylpentyl)-4,5-dihydroisoxazol-5-yl]acetic acid) 2-aminoethanol salt)

Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi

Formula:

C₁₆H₃₂N₂O₄

Color and Shape:

Brown Liquid

Molecular weight:

316.44

Ref: 45-1544417

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Oxazepam Related Compound A (7-Chloro-5-phenyl-4,5-dihydro-1H-benzodiazepine-2,3-dione)

CAS:19554-95-1

Heterocyclic compounds with nitrogen hetero-atom(s) only, aromatic or modified aromatic, nesoi

Formula:

C₁₅H₁₁ClN₂O₂

Color and Shape:

White Off-White Powder

Molecular weight:

286.05091

Ref: 45-1483017

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Tolcapone Related Compound B (4-hydroxy-3-methoxy-4'-methyl-5-nitrobenzophenone)

CAS:134612-80-9

Halogenated, sulfonated, nitrated or nitrosated derivat

Formula:

C₁₅H₁₃NO₅

Color and Shape:

Yellow Crystalline Powder

Molecular weight:

287.07937

Ref: 45-1670229

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Atomoxetine Related Compound C (N-methyl-3-phenyl-3-(p-tolyloxy)propan-1-amine hydrochloride)

CAS:873310-31-7

Amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and …

Formula:

C₁₇H₂₁NO·HCl

Color and Shape:

Off-White Solid

Molecular weight:

255.16231

Ref: 45-1044491

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Fluoxetine Related Compound C (4-(methyl{3-phenyl-3-[4-(trifluoromethyl)phenoxy]propyl}amino)-4-oxobutanoic acid)

Aromatic cyclic amides (including cyclic carbamates) an

Formula:

C₂₁H₂₂F₃NO₄

Color and Shape:

Powder

Molecular weight:

409.41

Ref: 45-1279837

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Amoxicillin Related Compound I ((R)-2-Amino-2-(4-hydroxyphenyl)acetic acid)

CAS:22818-40-2

Aromatic amino-alcohol-phenols, aromatic amino-acid-phenols and other aromatic amino compounds with oxygen function

Formula:

C₈H₉NO₃

Color and Shape:

White Crystalline Powder

Molecular weight:

167.05824

Ref: 45-1031591

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Bendamustine Related Compound C (Ethyl 4-{5-[bis(2-hydroxyethyl)amino]-1-methyl-1H -benzimidazol-2-yl}butanoate)

CAS:3543-74-6

Heterocyclic compounds with nitrogen hetero-atom(s) only, aromatic or modified aromatic, nesoi

Formula:

C₁₈H₂₇N₃O₄

Color and Shape:

White Powder

Molecular weight:

349.20016

Ref: 45-1065254

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Mycophenolate Mofetil Related Compound B [(RS)-7-hydroxy-5-methoxy-4-methyl-6-[2-(5-methyl-2-oxo-tetrahydrofuran-5-yl)ethyl]-3H-isobenzofuranyl-1-one]

CAS:26675-76-3

Lactones nesoi

Formula:

C₁₇H₂₀O₆

Color and Shape:

Off-White Powder

Molecular weight:

320.12599

Ref: 45-1448978

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Glyburide Related Compound B (methyl-[[4-[2-[(5-chloro-2-methoxybenzoyl)-amino]ethyl]phenyl]sulfonyl]carbamate) (AS)

CAS:21165-77-5

Sulfonamides, excluding drugs

Formula:

C₁₈H₁₉ClN₂O₆S

Color and Shape:

Powder

Molecular weight:

426.06524

Ref: 45-1295527

Estimated delivery in United States, on Tuesday 15 Oct 2024

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