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
Amoxapine Related Compound G (3-Chloro-11-(piperazin-1-yl)dibenzo[b,f][1,4]oxazepine) REF: 45-1031478	- - -	865.00 €	Tue 15 Oct 24
Ranitidine Related Compound A (5-{[(2-Aminoethyl)thio]methyl}-N,N-dimethyl-2-furanmethanamine hemifumarate) REF: 45-1598507CAS: 256948-32-0	- - -	1,477.00 €	Tue 15 Oct 24
Etidronate Disodium Related Compound A (Sodium phosphite dibasic pentahydrate) REF: 45-1268513CAS: 13517-23-2	- - -	1,371.00 €	Tue 15 Oct 24
Perindopril Related Compound I (2-Methylpropan-2-amine (2S,3aS,7aS)-1-{(S)-2-[(R)-1-ethoxy-1-oxopentan-2-ylamino]propanoyl}octahydro-1H-indole-2-carboxylate) REF: 45-1510970	- - -	1,469.00 €	Tue 15 Oct 24
Articaine Related Compound A (Methyl 4-methyl-3-[2-(propylamino)acetamido]thiophene-2-carboxylate hydrochloride) REF: 45-1042929	- - -	1,439.00 €	Tue 15 Oct 24
Palonosetron Related Compound C ((S)-2-[(3R)-Quinuclidin-3-yl]-2,3,3a,4,5,6-hexahydro-1H-benzo[de]isoquinolin-1-one hydrochloride) REF: 45-1492244CAS: 135729-76-9	- - -	1,371.00 €	Tue 15 Oct 24
Fentanyl Related Compound B (4-Anilinopiperidine) REF: 45-1269924CAS: 23056-29-3	- - -	1,477.00 €	Tue 15 Oct 24
Propofol Related Compound C (2,6-diisopropylphenyl isopropyl ether) REF: 45-1572558CAS: 141214-18-8	- - -	1,477.00 €	Tue 15 Oct 24
Methylphenidate Hydrochloride Erythro Isomer Solution REF: 45-1434011CAS: 29419-97-4	- - -	1,732.00 €	Tue 15 Oct 24
Donepezil-N-Oxide REF: 45-1224970CAS: 120013-84-5	- - -	1,346.00 €	Tue 15 Oct 24
Diatrizoic Acid Related Compound A (5-Acetamido-3-amino-2,4,6-triiodobenzoic Acid) REF: 45-1184027CAS: 1713-07-1	- - -	1,371.00 €	Tue 15 Oct 24
Sibutramine Related Compound D (N-{1-[1-(4-chlorophenyl)cyclobutyl]-3-methylbutyl}-N-methylamine hydrochloride) REF: 45-1612889CAS: 84467-94-7	- - -	1,292.00 €	Tue 15 Oct 24
Captopril Disulfide REF: 45-1091221CAS: 64806-05-9	- - -	1,371.00 €	Tue 15 Oct 24
Memantine Related Compound G (3-Methyladamantan-1-amine hydrochloride) REF: 45-1380579CAS: 33103-93-4	- - -	1,328.00 €	Tue 15 Oct 24
Phenoxybenzamine Nitrile (3-[Benzyl(1-phenoxypropan-2-yl)amino]propanenitrile) REF: 45-1526030	- - -	1,583.00 €	Tue 15 Oct 24
Voriconazole Related Compound B ((2S, 3R)-2-(2,4-Difluorophenyl)-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol) REF: 45-1718020CAS: 137234-63-0	- - -	1,477.00 €	Tue 15 Oct 24
1-Mononitroglycerin REF: 45-1445571CAS: 624-43-1	- - -	1,328.00 €	Tue 15 Oct 24
2,4-Dichlorophenol REF: 45-1187954CAS: 120-83-2	- - -	416.00 €	Tue 15 Oct 24
Oxaliplatin Related Compound B ([SP-4-2-(1R-trans)]-(1,2-cyclohexanediamine-N,N') dinitratoplatinum(II)) REF: 45-1481226CAS: 66900-68-3	- - -	To inquire	Tue 15 Oct 24
Terazosin Related Compound B (1-(4-Hydroxy-6,7-dimethoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]piperazine) REF: 45-1643474CAS: 1177261-73-2	- - -	1,410.00 €	Tue 15 Oct 24

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Amoxapine Related Compound G (3-Chloro-11-(piperazin-1-yl)dibenzo[b,f][1,4]oxazepine)

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

Formula:

C₁₇H₁₆ClN₃O

Color and Shape:

Yellow Powder

Molecular weight:

313.09819

Ref: 45-1031478

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Ranitidine Related Compound A (5-{[(2-Aminoethyl)thio]methyl}-N,N-dimethyl-2-furanmethanamine hemifumarate)

CAS:256948-32-0

Compounds containing an unfused furan ring, whether or not hydrogenated, in the structure, nesoi

Formula:

C₁₀H₁₈N₂OSC₄H₄O₄

Color and Shape:

Off-White Crystalline Powder

Molecular weight:

272.36

Ref: 45-1598507

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Etidronate Disodium Related Compound A (Sodium phosphite dibasic pentahydrate)

CAS:13517-23-2

Phosphinates (hypophosphites) and phosphonates (phosphi

Formula:

Na₂HPO₃· 5H₂₀

Color and Shape:

White Waxy Solid

Molecular weight:

125.94587

Ref: 45-1268513

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Perindopril Related Compound I (2-Methylpropan-2-amine (2S,3aS,7aS)-1-{(S)-2-[(R)-1-ethoxy-1-oxopentan-2-ylamino]propanoyl}octahydro-1H-indole-2-carboxylate)

Heterocyclic compounds (excluding aromatic or modified aromatic) withnitrogen hetero-atom(s) only nesoi

Formula:

C₁₉H₃₂N₂O₅·C₄H₁₁N

Color and Shape:

Off-White White Solid

Molecular weight:

368.23112

Ref: 45-1510970

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Articaine Related Compound A (Methyl 4-methyl-3-[2-(propylamino)acetamido]thiophene-2-carboxylate hydrochloride)

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

Formula:

C₁₂H₁₈N₂O₃S·HCl

Color and Shape:

Off-White White Powder

Molecular weight:

270.10381

Ref: 45-1042929

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Palonosetron Related Compound C ((S)-2-[(3R)-Quinuclidin-3-yl]-2,3,3a,4,5,6-hexahydro-1H-benzo[de]…

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Palonosetron Related Compound C ((S)-2-[(3R)-Quinuclidin-3-yl]-2,3,3a,4,5,6-hexahydro-1H-benzo[de]isoquinolin-1-one hydrochloride)

CAS:135729-76-9

Lactams, nesoi

Formula:

C₁₉H₂₄N₂O·HCl

Color and Shape:

Off-White White Pale Yellow Solid

Molecular weight:

332.16554

Ref: 45-1492244

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Fentanyl Related Compound B (4-Anilinopiperidine)

Controlled Product

CAS:23056-29-3

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₁H₁₆N₂

Color and Shape:

White Powder

Molecular weight:

176.13135

Ref: 45-1269924

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Propofol Related Compound C (2,6-diisopropylphenyl isopropyl ether)

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Propofol Related Compound C (2,6-diisopropylphenyl isopropyl ether)

CAS:141214-18-8

Aromatic ethers and their halogenated, sulfonated, nitrated or nitrosated derivatives

Formula:

C₁₅H₂₄O

Color and Shape:

Liquid

Molecular weight:

220.18272

Ref: 45-1572558

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Methylphenidate Hydrochloride Erythro Isomer Solution

Controlled Product

CAS:29419-97-4

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₄H₁₉NO₂·HCl

Color and Shape:

Clear Liquid

Molecular weight:

269.11826

Ref: 45-1434011

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Donepezil-N-Oxide

CAS:120013-84-5

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₂₄H₂₉NO₄

Color and Shape:

Powder

Molecular weight:

395.20966

Ref: 45-1224970

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Diatrizoic Acid Related Compound A (5-Acetamido-3-amino-2,4,6-triiodobenzoic Acid)

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Diatrizoic Acid Related Compound A (5-Acetamido-3-amino-2,4,6-triiodobenzoic Acid)

CAS:1713-07-1

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

Formula:

C₉H₇I₃N₂O₃

Color and Shape:

Off-White Light Yellow Powder

Molecular weight:

571.75908

Ref: 45-1184027

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Sibutramine Related Compound D (N-{1-[1-(4-chlorophenyl)cyclobutyl]-3-methylbutyl}-N-methylamine hydrochloride)

CAS:84467-94-7

Aromatic monoamines not elsewhere specified or included

Formula:

C₁₆H₂₄ClN·HCl

Color and Shape:

Powder

Molecular weight:

265.15973

Ref: 45-1612889

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Captopril Disulfide

CAS:64806-05-9

Heterocyclic compounds (excluding aromatic or modified aromatic) withnitrogen hetero-atom(s) only nesoi

Formula:

C₁₈H₂₈N₂O₆S₂

Color and Shape:

White Solid Crystalline Powder

Molecular weight:

432.13888

Ref: 45-1091221

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Memantine Related Compound G (3-Methyladamantan-1-amine hydrochloride)

CAS:33103-93-4

Cyclanic, cyclenic or cycloterpenic mono- or polyamines, and their derivatives; salts thereof

Formula:

C₁₁H₁₉N·HCl

Color and Shape:

White Powder

Molecular weight:

201.12843

Ref: 45-1380579

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Phenoxybenzamine Nitrile (3-[Benzyl(1-phenoxypropan-2-yl)amino]propanenitrile)

Nitrile function compounds, not elsewhere specified or included

Formula:

C₁₉H₂₂N₂O

Color and Shape:

Yellow Viscous Liquid

Molecular weight:

294.17321

Ref: 45-1526030

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Voriconazole Related Compound B ((2S, 3R)-2-(2,4-Difluorophenyl)-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol)

CAS:137234-63-0

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

Formula:

C₁₆H₁₄F₃N₅O

Color and Shape:

White Off-White Crystalline Powder

Molecular weight:

349.11504

Ref: 45-1718020

Estimated delivery in United States, on Tuesday 15 Oct 2024

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1-Mononitroglycerin

CAS:624-43-1

Esters of other inorganic acids of nonmetals & their salts, their halogenated/sulfonated/nitrated/nitrosated derivs, except of …

Formula:

C₃H₇NO₅

Color and Shape:

Clear Colorless Liquid

Molecular weight:

137.03242

Ref: 45-1445571

Estimated delivery in United States, on Tuesday 15 Oct 2024

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2,4-Dichlorophenol

CAS:120-83-2

Derivatives of phenols or phenol-alcohols, containing only halogen substitutes and their salts, nesoi

Formula:

C₆H₄Cl₂O

Color and Shape:

White Crystalline Powder

Molecular weight:

161.96392

Ref: 45-1187954

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Oxaliplatin Related Compound B ([SP-4-2-(1R-trans)]-(1,2-cyclohexanediamine-N,N') dinitratoplatinum(II))

CAS:66900-68-3

Inorganic or organic compounds of precious metals, whet

Formula:

C₆H₁₄N₄O₆Pt

Color and Shape:

White Pale Yellow Crystalline Powder

Molecular weight:

433.05613

Ref: 45-1481226

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Terazosin Related Compound B (1-(4-Hydroxy-6,7-dimethoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]piperazine)

CAS:1177261-73-2

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

Formula:

C₁₉H₂₄N₄O₅

Color and Shape:

White Powder

Molecular weight:

388.17467

Ref: 45-1643474

Estimated delivery in United States, on Tuesday 15 Oct 2024

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