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
Olanzapine Related Compound B (2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one) REF: 45-1478323CAS: 221176-49-4	- - -	1,477.00 €	Wed 04 Dec 24
Glimepiride Related Compound B (glimepiride sulfonamide, or 3-Ethyl-4-methyl-2-oxo-N-(4-sulfamoylphenethyl)-2,5-dihydro-1H-pyrrole-1-carboxamide) REF: 45-1292325CAS: 119018-29-0	- - -	1,371.00 €	Wed 04 Dec 24
Vortioxetine Related Compound G (1-{2-[(2,6-Dimethylphenyl)thio]phenyl}piperazine hydrobromide) REF: 45-1718111CAS: 508233-76-9	- - -	1,308.00 €	Wed 04 Dec 24
Valproic Acid Related Compound B ((2RS)-2-(1-methylethyl)pentanoic acid) REF: 45-1708718CAS: 62391-99-5	- - -	1,477.00 €	Wed 04 Dec 24
Galantamine Hydrobromide Racemic REF: 45-1287766CAS: 193146-85-9	- - -	1,346.00 €	Wed 04 Dec 24
Propantheline Bromide Related Compound A (9-Hydroxypropantheline bromide) REF: 45-1329505CAS: 93446-02-7	- - -	1,426.00 €	Wed 04 Dec 24
Oxazepam Related Compound B (7-Chloro-2-oxo-5-phenyl-2,3-dihydro-1H-benzodiazepin-3-yl acetate) REF: 45-1483028CAS: 1824-74-4	- - -	815.00 €	Wed 04 Dec 24
Brimonidine Related Compound A (5-Bromoquinoxalin-6-amine) REF: 45-1076419CAS: 50358-63-9	- - -	1,308.00 €	Wed 04 Dec 24
Ethyl 4-nitrobenzoate REF: 45-1265300CAS: 99-77-4	- - -	1,346.00 €	Wed 04 Dec 24
Norscopolamine ((1R ,2R ,4S ,5S ,7s )-3-Oxa-9-azatricyclo[3.3.1.0^2,4]nonan-7-yl (S)-3-hydroxy-2-phenylpropanoate) REF: 45-1473400CAS: 4684-28-0	- - -	1,371.00 €	Wed 04 Dec 24
Ibutilide Related Compound A (N-Ethyl-N-heptyl-4-[4-(methylsulfonamido)phenyl]-4-oxobutanamide) REF: 45-1335621CAS: 100632-58-4	- - -	581.00 €	Wed 04 Dec 24
[D-His1]-Exenatide REF: 45-1181415	- - -	3,492.00 €	Wed 04 Dec 24
Zolmitriptan Related Compound A ((S)-4-({3-[2-(Methylamino)ethyl]-1H-indol-5-yl}methyl)oxazolidin-2-one) REF: 45-1727020CAS: 139264-35-0	- - -	2,908.00 €	Wed 04 Dec 24
γ-Aminobutyric Acid REF: 45-1020023CAS: 56-12-2	- - -	480.00 €	Wed 04 Dec 24
Risedronate Related Compound C ([2-(3-pyridinyl)ethylidene-1,1]bis(phosphonic acid)) REF: 45-1604643CAS: 75755-10-1	- - -	1,371.00 €	Wed 04 Dec 24
Diiodotyrosine (3,5-Diiodo-L-tyrosine) REF: 45-1204383CAS: 300-39-0	- - -	736.00 €	Wed 04 Dec 24
Norgestrel Related Compound L (13-Ethylgon-4-ene-3,17-dione) REF: 45-1472043CAS: 21800-83-9	- - -	1,292.00 €	Wed 04 Dec 24
Milrinone Related Compound A (1,6-Dihydro-2-methyl-6-oxo(3,4'-bipyridine)-5-carboxamide) REF: 45-1443919CAS: 80047-24-1	- - -	1,371.00 €	Wed 04 Dec 24
Carbinoxamine Related Compound A ((4-Chlorophenyl)(pyridin-2-yl)methanone) REF: 45-1096019CAS: 6318-51-0	- - -	1,308.00 €	Wed 04 Dec 24
Metoprolol Related Compound C (4-[2-Hydroxy-3-(isopropylamino)propoxy]benzaldehyde hydrochloride) REF: 45-1441254CAS: 1956321-87-1	- - -	1,616.00 €	Wed 04 Dec 24

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Olanzapine Related Compound B (2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one)

CAS:221176-49-4

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

Formula:

C₁₂H₁₀N₂OS

Color and Shape:

Pale Yellow Dark Yellow Powder

Molecular weight:

230.05138

Ref: 45-1478323

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Glimepiride Related Compound B (glimepiride sulfonamide, or 3-Ethyl-4-methyl-2-oxo-N-(4-sulfamoylphenethyl)-2,5-dihydro-1H-pyrrole-1-carboxamide)

CAS:119018-29-0

Sulfonamides, nesoi

Formula:

C₁₆H₂₁N₃O₄S

Color and Shape:

White Powder

Molecular weight:

351.12528

Ref: 45-1292325

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Vortioxetine Related Compound G (1-{2-[(2,6-Dimethylphenyl)thio]phenyl}piperazine hydrobromide)

CAS:508233-76-9

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

Formula:

C₁₈H₂₂N₂S·HBr

Color and Shape:

Pale Yellow Powder

Molecular weight:

298.15037

Ref: 45-1718111

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Valproic Acid Related Compound B ((2RS)-2-(1-methylethyl)pentanoic acid)

CAS:62391-99-5

Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides etc, nesoi

Formula:

C₈H₁₆O₂

Color and Shape:

Colorless Pale Yellow Liquid

Molecular weight:

144.11503

Ref: 45-1708718

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Galantamine Hydrobromide Racemic

CAS:193146-85-9

Other alkaloids,natural or reproduced by synthesis, and their salts, ethers,esters&other derivatives, nesoi

Formula:

C₁₇H₂₁NO₃·HBr

Color and Shape:

White Crystalline Powder

Molecular weight:

287.15214

Ref: 45-1287766

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Propantheline Bromide Related Compound A (9-Hydroxypropantheline bromide)

CAS:93446-02-7

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

Formula:

C₂₃H₃₀BrNO₄

Color and Shape:

White Powder

Molecular weight:

463.13582

Ref: 45-1329505

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Oxazepam Related Compound B (7-Chloro-2-oxo-5-phenyl-2,3-dihydro-1H-benzodiazepin-3-yl acetate)

CAS:1824-74-4

Aromatic or modified aromatic heterocyclic compounds withnitrogen hetero

Formula:

C₁₇H₁₃ClN₂O₃

Color and Shape:

Powder

Molecular weight:

328.06147

Ref: 45-1483028

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Brimonidine Related Compound A (5-Bromoquinoxalin-6-amine)

CAS:50358-63-9

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

Formula:

C₈H₆BrN₃

Color and Shape:

Yellow Crystalline Powder

Molecular weight:

222.97451

Ref: 45-1076419

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Ethyl 4-nitrobenzoate

CAS:99-77-4

Aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacid and their derivatives not elsewhere specified or …

Formula:

C₉H₉NO₄

Color and Shape:

Light Yellow Powder

Molecular weight:

195.05316

Ref: 45-1265300

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Norscopolamine ((1R ,2R ,4S ,5S ,7s )-3-Oxa-9-azatricyclo[3.3.1.0^2,4]nonan-7-yl (S)-3-hydroxy-2-phenylpropanoate)

CAS:4684-28-0

Aromatic or modified aromatic heterocyclic compounds with nitrogen hetero atom(s) only, except acridine, indole and …

Formula:

C₁₆H₁₉NO₄

Color and Shape:

White Off-White Powder

Molecular weight:

289.13141

Ref: 45-1473400

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Ibutilide Related Compound A (N-Ethyl-N-heptyl-4-[4-(methylsulfonamido)phenyl]-4-oxobutanamide)

CAS:100632-58-4

Sulfonamides, nesoi

Formula:

C₂₀H₃₂N₂O₄S

Color and Shape:

White Off-White Powder

Molecular weight:

396.20828

Ref: 45-1335621

Estimated delivery in United States, on Wednesday 4 Dec 2024

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[D-His1]-Exenatide

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

Formula:

C₁₈₄H₂₈₂N₅₀O₆₀S

Color and Shape:

White Crystals

Molecular weight:

4184.02731

Ref: 45-1181415

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Zolmitriptan Related Compound A ((S)-4-({3-[2-(Methylamino)ethyl]-1H-indol-5-yl}methyl)oxazolidin-2-one)

CAS:139264-35-0

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

Formula:

C₁₅H₁₉N₃O₂

Color and Shape:

Solid

Molecular weight:

273.14773

Ref: 45-1727020

Estimated delivery in United States, on Wednesday 4 Dec 2024

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γ-Aminobutyric Acid

CAS:56-12-2

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

Formula:

C₄H₉NO₂

Color and Shape:

White Crystalline Powder

Molecular weight:

103.06333

Ref: 45-1020023

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Risedronate Related Compound C ([2-(3-pyridinyl)ethylidene-1,1]bis(phosphonic acid))

CAS:75755-10-1

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₇H₁₁NO₆P₂

Color and Shape:

White Crystalline Powder

Molecular weight:

267.00616

Ref: 45-1604643

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Diiodotyrosine (3,5-Diiodo-L-tyrosine)

CAS:300-39-0

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

Formula:

C₉H₉I₂NO₃

Color and Shape:

White Off-White Powder

Molecular weight:

432.86719

Ref: 45-1204383

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Norgestrel Related Compound L (13-Ethylgon-4-ene-3,17-dione)

CAS:21800-83-9

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₁₉H₂₆O₂

Color and Shape:

White Solid

Molecular weight:

286.19328

Ref: 45-1472043

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Milrinone Related Compound A (1,6-Dihydro-2-methyl-6-oxo(3,4'-bipyridine)-5-carboxamide)

CAS:80047-24-1

Lactams not elsewhere specified or included

Formula:

C₁₂H₁₁N₃O₂

Color and Shape:

Off-White Solid Powder

Molecular weight:

229.08513

Ref: 45-1443919

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Carbinoxamine Related Compound A ((4-Chlorophenyl)(pyridin-2-yl)methanone)

CAS:6318-51-0

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₂H₈ClNO

Color and Shape:

White Yellow Crystalline Powder

Molecular weight:

217.02944

Ref: 45-1096019

Estimated delivery in United States, on Wednesday 4 Dec 2024

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Metoprolol Related Compound C (4-[2-Hydroxy-3-(isopropylamino)propoxy]benzaldehyde hydrochloride)

CAS:1956321-87-1

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

Formula:

C₁₃H₁₉NO₃·HCl

Color and Shape:

White Powder

Molecular weight:

237.13649

Ref: 45-1441254

Estimated delivery in United States, on Wednesday 4 Dec 2024

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