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
Abacavir Sulfate Racemic (4-[2-amino-6-(cyclopropylamino)-9H-purin-9yl]-2-cyclopentene-1-methanol sulfate (2:1)) REF: 45-1000419CAS: 188062-50-2	- - -	1,346.00 €	Tue 15 Oct 24
Buspirone Related Compound A (2-(Piperazin-1-yl)pyrimidine) REF: 45-1078573CAS: 20980-22-7	- - -	1,477.00 €	Tue 15 Oct 24
Amoxicillin Related Compound J (Mixture of amoxicillin and amoxicillin related compound J (amoxicillin open ring dimer)) REF: 45-1031605	- - -	1,627.00 €	Tue 15 Oct 24
Abacavir Related Compound B ([4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl]methanol) REF: 45-1000441	- - -	931.00 €	Tue 15 Oct 24
Iopamidol Related Compound C (4-chloro-N1, N3-bis(1,3-dihydroxypropan-2-yl)-5-(S)-lactamido-2,6-diiodoisophthalamide) REF: 45-1344746	- - -	1,441.00 €	Tue 15 Oct 24
Pravastatin 1,1,3,3-Tetramethylbutylamine REF: 45-1554192CAS: 151006-14-3	- - -	520.00 €	Tue 15 Oct 24
Sertraline Hydrochloride Related Compound A ((1RS,4SR)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydro-1-naphthylamine hydrochloride) REF: 45-1612528	- - -	1,469.00 €	Tue 15 Oct 24
Repaglinide Related Compound A ((S)-3-Methyl-1-[2-(1-piperidinyl)phenyl]butylamine, N-acetyl-L-glutamate salt) REF: 45-1600824	- - -	1,441.00 €	Tue 15 Oct 24
Palonosetron Related Compound A ((3aS)-1-Oxo-2-[(3S)-quinuclidin-3-yl]-2,3,3a,4,5,6-hexahydro-1H-benzo[de]isoquinoline 1-oxide) REF: 45-1492222CAS: 813425-83-1	- - -	1,477.00 €	Tue 15 Oct 24
Diazepam Related Compound A (2-methylamino-5-chlorobenzophenone) REF: 45-1185020CAS: 1022-13-5	- - -	1,477.00 €	Tue 15 Oct 24
Verteporfin Related Compound A ((+/-)18-Ethenyl-4,4a-dihydro-3,4-bis(methoxycarbonyl)-4a,8,14,19-tetramethyl-23H,25H-benzo[b]prophine-9,13-dipropanoic acid) REF: 45-1711472	- - -	775.00 €	Tue 15 Oct 24
Tenofovir Disoproxil Related Compound G (O-(Isopropoxycarbonyloxymethyl)-O-isopropyl-{(R)-[1-(6-amino-9H-purin-9-yl)propan-2-yloxy]}methylphosphonate) fumarate) REF: 45-1643678CAS: 1422284-15-8	- - -	1,552.00 €	Tue 15 Oct 24
Bumetanide Related Compound A (3-Amino-4-phenoxy-5-sulfamoylbenzoic Acid) REF: 45-1078325CAS: 28328-54-3	- - -	1,477.00 €	Tue 15 Oct 24
Phenylephrine Related Compound F ((R)-2-Methyl-1,2,3,4-tetrahydroisoquinoline-4,8-diol hydrochloride monohydrate) REF: 45-1533261CAS: 1007885-60-0	- - -	1,477.00 €	Tue 15 Oct 24
Gabapentin Related Compound A (2-Azaspiro[4.5]decan-3-one) REF: 45-1287325CAS: 64744-50-9	- - -	1,371.00 €	Tue 15 Oct 24
Glimepiride Related Compound A (1-[[p-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(cis-4-methylcyclohexyl)urea) REF: 45-1292314CAS: 684286-46-2	- - -	1,371.00 €	Tue 15 Oct 24
Clenbuterol Related Compound B (1-(4-amino-3,5-dichlorophenyl)-2-tert-butylaminoethanone hydrochloride) REF: 45-1134696CAS: 37148-49-5	- - -	1,325.00 €	Tue 15 Oct 24
Eletriptan Related Compound B ((R)-5-Bromo-3-[(1-methylpyrrolidin-2-yl)methyl]-1H-indole) REF: 45-1234475CAS: 143322-57-0	- - -	815.00 €	Tue 15 Oct 24
Terbinafine Related Compound D ((2E)-N,6,6-trimethyl-N-[(4-methylnaphthalen-1-yl)methyl]hept-2-en-4-yn-1-amine hydrochloride) REF: 45-1437701CAS: 877265-33-3	- - -	1,371.00 €	Tue 15 Oct 24
Lovastatin Related Compound A (4,4a-Dihydrolovastatin) REF: 45-1370611	- - -	1,532.00 €	Tue 15 Oct 24

Abacavir Sulfate Racemic (4-[2-amino-6-(cyclopropylamino)-9H-purin-9yl]-2-cyclopentene-1-methanol …

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Abacavir Sulfate Racemic (4-[2-amino-6-(cyclopropylamino)-9H-purin-9yl]-2-cyclopentene-1-methanol sulfate (2:1))

CAS:188062-50-2

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, …

Formula:

(C₁₄H₁₈N₆O)₂·H₂SO₄

Color and Shape:

Off-White Powder

Molecular weight:

670.2758

Ref: 45-1000419

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Buspirone Related Compound A (2-(Piperazin-1-yl)pyrimidine)

CAS:20980-22-7

Compounds containing a pyrimidine ring, whether or not hydrogenated, or piperazine ring in the structure, …

Formula:

C₈H₁₂N₄

Color and Shape:

Clear Light Yellow Liquid

Molecular weight:

164.1062

Ref: 45-1078573

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Amoxicillin Related Compound J (Mixture of amoxicillin and amoxicillin related compound J (amoxicillin open ring dimer))

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

Color and Shape:

White Yellow Powder

Ref: 45-1031605

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Abacavir Related Compound B ([4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl]methanol)

Compounds containing a pyrimidine ring, whether or not hydrogenated, or piperazine ring in the structure, …

Formula:

C₁₀H₁₄ON₄Cl

Color and Shape:

Cream Powder

Molecular weight:

241.08561

Ref: 45-1000441

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Iopamidol Related Compound C (4-chloro-N1, N3-bis(1,3-dihydroxypropan-2-yl)-5-(S)-lactamido-2,6-diiodoisophthalamide)

Aromatic cyclic amides (including cyclic carbamates) and their derivatives; salts thereof

Formula:

C₁₇H₂₂ClI₂N₃O₈

Color and Shape:

White Powder

Molecular weight:

684.91849

Ref: 45-1344746

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Pravastatin 1,1,3,3-Tetramethylbutylamine

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Pravastatin 1,1,3,3-Tetramethylbutylamine

CAS:151006-14-3

Carboxylic acids w/ alcohol function but w/o other oxygen function and their derivatives, nesoi

Formula:

C₂₃H₃₆O₇·C₈H₁₉N

Color and Shape:

White Crystalline Powder Crystals

Molecular weight:

424.2461

Ref: 45-1554192

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Sertraline Hydrochloride Related Compound A ((1RS,4SR)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydro-1-naphthylamine hydrochloride)

Aromatic monoamines not elsewhere specified or included and their derivatives, salts therof

Formula:

C₁₇H₁₇Cl₂N·HCl

Color and Shape:

White Powder

Molecular weight:

305.0738

Ref: 45-1612528

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Repaglinide Related Compound A ((S)-3-Methyl-1-[2-(1-piperidinyl)phenyl]butylamine, N-acetyl-L-glutamate salt)

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₆H₂₆N₂·C₇H₁₁NO₅

Color and Shape:

Powder

Molecular weight:

246.2096

Ref: 45-1600824

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Palonosetron Related Compound A ((3aS)-1-Oxo-2-[(3S)-quinuclidin-3-yl]-2,3,3a,4,5,6-hexahydro-1H-benzo[de]isoquinoline 1-oxide)

CAS:813425-83-1

Lactams not elsewhere specified or included

Formula:

C₁₉H₂₄N₂O₂

Color and Shape:

White Solid

Molecular weight:

312.18378

Ref: 45-1492222

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Diazepam Related Compound A (2-methylamino-5-chlorobenzophenone)

CAS:1022-13-5

Amino-aldehydes, amino-ketones and amino-quinones, other than those containing more than one kind of oxygen function; …

Formula:

C₁₄H₁₂ClNO

Color and Shape:

Yellow Crystalline Powder

Molecular weight:

245.06074

Ref: 45-1185020

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Verteporfin Related Compound A ((+/-)18-Ethenyl-4,4a-dihydro-3,4-bis(methoxycarbonyl)-4a,8,14,19-tetramethyl-23H,25H-benzo[b]prophine-9,13-dipropanoic acid)

Aromatic or modified aromatic drugs with nitrogen heter

Formula:

C₄₀H₄₀N₄O₈

Color and Shape:

Dark Green Powder

Molecular weight:

704.77

Ref: 45-1711472

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Tenofovir Disoproxil Related Compound G (O-(Isopropoxycarbonyloxymethyl)-O-isopropyl-{(R)-[1-(6-amino-9H-purin-9-yl)propan-2-yloxy]}methylphosphonate) fumarate)

CAS:1422284-15-8

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, …

Formula:

C₁₇H₂₈N₅O₇P·C₄H₄O₄

Color and Shape:

Powder

Molecular weight:

445.17264

Ref: 45-1643678

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Bumetanide Related Compound A (3-Amino-4-phenoxy-5-sulfamoylbenzoic Acid)

CAS:28328-54-3

Sulfonamides, nesoi

Formula:

C₁₃H₁₂N₂O₅S

Color and Shape:

White Off-White Powder

Molecular weight:

308.04669

Ref: 45-1078325

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Phenylephrine Related Compound F ((R)-2-Methyl-1,2,3,4-tetrahydroisoquinoline-4,8-diol hydrochloride monohydrate)

CAS:1007885-60-0

Compounds (excluding drugs and pesticides) containing a quinoline or isoquinoline ring-system (whether or not hydrogenated) …

Formula:

C₁₀H₁₃NO₂·HCl·H₂₀

Color and Shape:

Colorless Crystals

Molecular weight:

235.22781

Ref: 45-1533261

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Gabapentin Related Compound A (2-Azaspiro[4.5]decan-3-one)

CAS:64744-50-9

Lactams not elsewhere specified or included

Formula:

C₉H₁₅NO

Color and Shape:

Off-White Powder

Molecular weight:

153.11536

Ref: 45-1287325

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Glimepiride Related Compound A (1-[[p-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(cis-4-methylcyclohexyl)urea)

CAS:684286-46-2

Sulfonamides, nesoi

Formula:

C₂₄H₃₄N₄O₅S

Color and Shape:

White Powder

Molecular weight:

490.22499

Ref: 45-1292314

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Clenbuterol Related Compound B (1-(4-amino-3,5-dichlorophenyl)-2-tert-butylaminoethanone hydrochloride)

CAS:37148-49-5

Amino-aldehydes, amino-ketones and amino-quinones, other than those containing more than one kind of oxygen function; …

Formula:

C₁₂H₁₆Cl₂N₂O·HCl

Color and Shape:

Off-White Crystalline Powder

Molecular weight:

274.06397

Ref: 45-1134696

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Eletriptan Related Compound B ((R)-5-Bromo-3-[(1-methylpyrrolidin-2-yl)methyl]-1H-indole)

CAS:143322-57-0

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

Formula:

C₁₄H₁₇BrN₂

Color and Shape:

Light Yellow Powder

Molecular weight:

292.05751

Ref: 45-1234475

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Terbinafine Related Compound D ((2E)-N,6,6-trimethyl-N-[(4-methylnaphthalen-1-yl)methyl]hept-2-en-4-yn-1-amine hydrochloride)

CAS:877265-33-3

Aromatic monoamines and their derivatives, salts thereof, nesoi

Formula:

C₂₂H₂₇N·HCl

Color and Shape:

White Powder

Molecular weight:

305.21435

Ref: 45-1437701

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Lovastatin Related Compound A (4,4a-Dihydrolovastatin)

Aromatic or modified aromatic drugs with nitrogen hetero

Formula:

C₂₄H₃₈O₅

Color and Shape:

White Crystalline Powder

Molecular weight:

406.27192

Ref: 45-1370611

Estimated delivery in United States, on Tuesday 15 Oct 2024

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