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
Promethazine Related Compound B (N,N-Dimethyl-2-(10H-phenothiazin-10-yl)propan-1-amine hydrochloride) REF: 45-1570029CAS: 5568-90-1	- - -	1,407.00 €	Tue 15 Oct 24
Iohexol Related Compound A (5-(acetylamino)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide) REF: 45-1344622CAS: 31127-80-7	- - -	1,371.00 €	Tue 15 Oct 24
Sertraline Hydrochloride Racemic Mixture ((1RS,4RS)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydro-1-naphthylamine hydrochloride) REF: 45-1612517CAS: 79617-89-3	- - -	1,371.00 €	Tue 15 Oct 24
Lacosamide Related Compound B (2-Acetamido-3-(benzylamino)-3-oxopropyl acetate) REF: 45-1357125CAS: 1822463-67-1	- - -	1,426.00 €	Tue 15 Oct 24
Famotidine Related Compound E (2,2'-[4,4'-disulfanediylbis(methylene)bis(thiazole-4,2-diyl)]diguanidine) REF: 45-1269254CAS: 129083-44-9	- - -	1,477.00 €	Tue 15 Oct 24
Orphenadrine Related Compound E (N,N-Dimethyl-2-[phenyl(m-tolyl)methoxy]ethanamine) REF: 45-1479053CAS: 21945-86-8	- - -	1,477.00 €	Tue 15 Oct 24
Trospium Chloride Related Compound C ((1R, 3r, 5S)-3-Hydroxyspiro[8-azoniabicyclo[3.2.1]octane-8, 1'-pyrrolidinium]chloride) REF: 45-1699333CAS: 3464-71-9	- - -	1,371.00 €	Tue 15 Oct 24
Chloroquine Related Compound G (4-((7-chloroquinolin-4-yl)amino)-N,N-diethylpentan-1-amine oxide sulfate) REF: 45-1118394	- - -	1,552.00 €	Tue 15 Oct 24
Dopamine Related Compound A (5-(2-Aminoethyl)-2-methoxyphenol) REF: 45-1225215CAS: 3213-30-7	- - -	1,469.00 €	Tue 15 Oct 24
Benazepril Related Compound G ((3-(1-Ethoxycarbonyl-3-phenyl-(1S)-propyl)amino-2,3,4,5-tetrahydro-2-oxo-1H-1-(3S)-benzazepine)-1-acetic acid, ethyl ester) REF: 45-1048685CAS: 103129-58-4	- - -	1,371.00 €	Tue 15 Oct 24
Pimobendan Related Compound B (N-[2-Amino-4-(4-methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)phenyl]-4-methoxybenzamide) REF: 45-1569337CAS: 74149-74-9	- - -	1,442.00 €	Tue 15 Oct 24
Doxepin Related Compound A (dibenzo[b,e]oxepin-11(6H)-one) REF: 45-1225511CAS: 4504-87-4	- - -	1,699.00 €	Tue 15 Oct 24
Dantrolene Related Compound A (1,2-Bis{[5-(4-nitrophenyl)furan-2-yl]methylene}hydrazine) REF: 45-1163162CAS: 301359-05-7	- - -	1,493.00 €	Tue 15 Oct 24
4-Methoxymeloxicam (4-methoxy-2-methyl-N-(5-methyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide) REF: 45-1379445CAS: 1391051-96-9	- - -	1,145.00 €	Tue 15 Oct 24
Roflumilast Related Compound C (3,5-Dichloropyridin-4-amine) REF: 45-1605045CAS: 22889-78-7	- - -	1,469.00 €	Tue 15 Oct 24
Oxazepam Related Compound C (6-chloro-4-phenylquinazoline-2-carbaldehyde) REF: 45-1483039CAS: 5958-05-4	- - -	1,441.00 €	Tue 15 Oct 24
Moexipril Related Compound G ((S)-6,7-dimethoxy-2-{(S)-2-[(S)-1-methoxy-1-oxo-4-phenylbutan-2-ylamino]propanoyl}-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, hydrochloride) REF: 45-1445664	- - -	581.00 €	Tue 15 Oct 24
Proguanil Related Compound F (1-(3,4-dichlorophenyl)-5-isopropylbiguanide hydrochloride) REF: 45-1568084CAS: 6001-93-0	- - -	865.00 €	Tue 15 Oct 24
Cephalexin Related Compound F ((6R,7R)-7-[(R)-2-Amino-2-phenylacetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid) REF: 45-1099063CAS: 79750-46-2	- - -	1,441.00 €	Tue 15 Oct 24
Fluorometholone Related Compound A (11β,17α-Dihydroxy-6α-methylpregna-1,4-diene-3,20-dione) REF: 45-1278018CAS: 6870-94-6	- - -	1,477.00 €	Tue 15 Oct 24

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Promethazine Related Compound B (N,N-Dimethyl-2-(10H-phenothiazin-10-yl)propan-1-amine hydrochloride)

CAS:5568-90-1

Compounds (excluding drugs) containing a phenothiazine ring-system (whether or not hydrogenated), not further fused

Formula:

C₁₇H₂₀N₂S·HCl

Color and Shape:

White Powder

Molecular weight:

320.1114

Ref: 45-1570029

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Iohexol Related Compound A (5-(acetylamino)-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide)

CAS:31127-80-7

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

Formula:

C₁₆H₂₀I₃N₃O₇

Color and Shape:

Off-White Powder

Molecular weight:

746.84354

Ref: 45-1344622

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Sertraline Hydrochloride Racemic Mixture ((1RS,4RS)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydro-1-naphthylamine hydrochloride)

CAS:79617-89-3

Ethers of monohydric alcohols, nesoi

Formula:

C₁₇H₁₇Cl₂N·HCl

Color and Shape:

White Powder

Molecular weight:

305.0738

Ref: 45-1612517

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Lacosamide Related Compound B (2-Acetamido-3-(benzylamino)-3-oxopropyl acetate)

CAS:1822463-67-1

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

Formula:

C₁₄H₁₈N₂O₄

Color and Shape:

Off-White Solid

Molecular weight:

278.12666

Ref: 45-1357125

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Famotidine Related Compound E (2,2'-[4,4'-disulfanediylbis(methylene)bis(thiazole-4,2-diyl)]diguan…

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Famotidine Related Compound E (2,2'-[4,4'-disulfanediylbis(methylene)bis(thiazole-4,2-diyl)]diguanidine)

CAS:129083-44-9

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure

Formula:

C₁₀H₁₄N₈S₄

Color and Shape:

White Beige Powder

Molecular weight:

374.02243

Ref: 45-1269254

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Orphenadrine Related Compound E (N,N-Dimethyl-2-[phenyl(m-tolyl)methoxy]ethanamine)

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Orphenadrine Related Compound E (N,N-Dimethyl-2-[phenyl(m-tolyl)methoxy]ethanamine)

CAS:21945-86-8

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

Formula:

C₁₈H₂₃NO

Color and Shape:

Light Yellow Liquid

Molecular weight:

269.17796

Ref: 45-1479053

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Trospium Chloride Related Compound C ((1R, 3r, 5S)-3-Hydroxyspiro[8-azoniabicyclo[3.2.1]octane-8, 1'-pyrrolidinium]chloride)

CAS:3464-71-9

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

Formula:

C₁₁H₂₀ClNO

Color and Shape:

White Solid

Molecular weight:

217.12334

Ref: 45-1699333

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Chloroquine Related Compound G (4-((7-chloroquinolin-4-yl)amino)-N,N-diethylpentan-1-amine oxide sulfate)

Compounds (excluding drugs and pesticides) containing a quinoline or isoquinoline ring

Formula:

C₁₈H₂₆ClN₃O·H₂SO₄

Color and Shape:

Yellow Powder

Molecular weight:

433.14382

Ref: 45-1118394

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Dopamine Related Compound A (5-(2-Aminoethyl)-2-methoxyphenol)

CAS:3213-30-7

Amino-naphthols and other amino-phenols, their ethers and esters, other than those cont more than one …

Formula:

C₉H₁₃NO₂

Color and Shape:

Off-White Powder

Molecular weight:

167.09463

Ref: 45-1225215

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Benazepril Related Compound G ((3-(1-Ethoxycarbonyl-3-phenyl-(1S)-propyl)amino-2,3,4,5-tetrahydro-2-oxo-1H-1-(3S)-benzazepine)-1-acetic acid, ethyl ester)

CAS:103129-58-4

Lactams, nesoi

Formula:

C₂₆H₃₂N₂O₅

Color and Shape:

White Clumpy Crystalline Powder

Molecular weight:

452.23112

Ref: 45-1048685

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Pimobendan Related Compound B (N-[2-Amino-4-(4-methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)phenyl]-4-methoxybenzamide)

CAS:74149-74-9

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

Formula:

C₁₉H₂₀N₄O₃

Color and Shape:

White Off-White Powder

Molecular weight:

352.15354

Ref: 45-1569337

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Doxepin Related Compound A (dibenzo[b,e]oxepin-11(6H)-one)

CAS:4504-87-4

Aromatic heterocyclic compounds with oxygen hetero-atom(s) only, nesoi

Formula:

C₁₄H₁₀O₂

Color and Shape:

Beige Powder

Molecular weight:

210.06808

Ref: 45-1225511

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Dantrolene Related Compound A (1,2-Bis{[5-(4-nitrophenyl)furan-2-yl]methylene}hydrazine)

CAS:301359-05-7

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

Formula:

C₂₂H₁₄N₄O₆

Color and Shape:

Light Grey Yellow Solid

Molecular weight:

430.09133

Ref: 45-1163162

Estimated delivery in United States, on Tuesday 15 Oct 2024

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4-Methoxymeloxicam (4-methoxy-2-methyl-N-(5-methyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide)

CAS:1391051-96-9

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure

Formula:

C₁₅H₁₅N₃O₄S₂

Color and Shape:

Yellow Powder

Molecular weight:

365.0504

Ref: 45-1379445

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Roflumilast Related Compound C (3,5-Dichloropyridin-4-amine)

CAS:22889-78-7

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₅H₄Cl₂N₂

Color and Shape:

White Yellow Powder

Molecular weight:

161.97515

Ref: 45-1605045

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Oxazepam Related Compound C (6-chloro-4-phenylquinazoline-2-carbaldehyde)

CAS:5958-05-4

Heterocyclic compounds (excluding aromatic or modified aromatic) withnitrogen hetero

Formula:

C₁₅H₉ClN₂O

Color and Shape:

Yellow Orange Powder

Molecular weight:

268.04034

Ref: 45-1483039

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Moexipril Related Compound G ((S)-6,7-dimethoxy-2-{(S)-2-[(S)-1-methoxy-1-oxo-4-phenylbutan-2-ylamino]propanoyl}-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, hydrochloride)

Compounds containing a quinoline or isoquinoline ring-system, whether or not hydrogenated, not further fused, excluding …

Formula:

C₂₆H₃₃ClN₂O₇

Color and Shape:

Off-White Light Pink Powder

Molecular weight:

520.19763

Ref: 45-1445664

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Proguanil Related Compound F (1-(3,4-dichlorophenyl)-5-isopropylbiguanide hydrochloride)

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Proguanil Related Compound F (1-(3,4-dichlorophenyl)-5-isopropylbiguanide hydrochloride)

CAS:6001-93-0

Aromatic imines and their derivatives, salts thereof

Formula:

C₁₁H₁₅Cl₂N₅·ClH

Color and Shape:

White Crystalline Powder

Molecular weight:

323.04713

Ref: 45-1568084

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Cephalexin Related Compound F ((6R,7R)-7-[(R)-2-Amino-2-phenylacetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid)

CAS:79750-46-2

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

Formula:

C₁₆H₁₇N₃O₄S

Color and Shape:

White Off-White Powder

Molecular weight:

347.09398

Ref: 45-1099063

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Fluorometholone Related Compound A (11β,17α-Dihydroxy-6α-methylpregna-1,4-diene-3,20-dione)

CAS:6870-94-6

Ketone-alcohols and ketone-aldehydes, nesoi

Formula:

C₂₂H₃₀O₄

Color and Shape:

White Off-White Powder

Molecular weight:

358.21441

Ref: 45-1278018

Estimated delivery in United States, on Tuesday 15 Oct 2024

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