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
Ketorolac Related Compound C (5-benzoyl-2,3-dihydro-1H-pyrrolizin-1-one) REF: 45-1356337CAS: 113502-52-6	- - -	1,477.00 €	Tue 15 Oct 24
Omeprazole Related Compound B (5-Methoxy-1H-benzimidazol-2-thiol) REF: 45-1478480CAS: 37052-78-1	- - -	1,371.00 €	Tue 15 Oct 24
Sulindac Related Compound A ((E)-2-{5-Fluoro-2-methyl-1-[4-(methylsulfinyl)benzylidene]-1H-inden-3-yl}acetic acid) REF: 45-1642019CAS: 53933-60-1	- - -	1,552.00 €	Tue 15 Oct 24
Foscarnet Related Compound B (disodium (ethoxyoxidophosphanyl)formate) REF: 45-1283313	- - -	1,441.00 €	Tue 15 Oct 24
Pancuronium Bromide Related Compound C (1,1'-(3α-acetoxy-17β-hydroxy-5α-androstan-2β,16β-ylene) bis(1-methylpiperidinium) dibromide) REF: 45-1494240CAS: 27115-86-2	- - -	1,292.00 €	Tue 15 Oct 24
Citalopram Related Compound B (1-(3-Dimethylaminopropyl)-1-(4-fluorophenyl)-3-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile oxalate) REF: 45-1134255CAS: 1332724-03-4	- - -	1,477.00 €	Tue 15 Oct 24
Rifampin-N-Oxide REF: 45-1604199CAS: 125833-03-6	- - -	1,116.00 €	Tue 15 Oct 24
Testosterone Enanthate Related Compound F (Androst-4,6-dien-3-one-17β-yl heptanoate) REF: 45-1646042	- - -	1,357.00 €	Tue 15 Oct 24
Dermatan Sulfate REF: 45-1171455CAS: 54328-33-5	- - -	1,583.00 €	Tue 15 Oct 24
Oxybutynin Related Compound C (4-(ethylmethylamino)but-2-ynyl(+/-)-2-cyclohexyl-2-hydroxy-2-phenylacetate hydrochloride) REF: 45-1485136	- - -	1,441.00 €	Tue 15 Oct 24
Piroxicam Related Compound D (Methyl 2-[1,1-dioxido-3-oxobenzoisothiazol-2(3H)-yl]acetate) REF: 45-1544541CAS: 6639-62-9	- - -	1,398.00 €	Tue 15 Oct 24
Dipivefrin Related Compound E (4-[(Methylamino)acetyl]-1,2-phenylene dipivalate hydrochloride) REF: 45-1220357CAS: 52365-63-6	- - -	1,292.00 €	Tue 15 Oct 24
Mirtazapine Related Compound B (1,2,3,4,10,14b-Hexahydro-2-methylpyrazino[2,1-a]pyrido[2,3-c][2]benzazepine 2-oxide monohydrate) REF: 45-1444235CAS: 155172-12-6	- - -	1,439.00 €	Tue 15 Oct 24
Testosterone Cypionate Related Compound A (Androst-4-en-3,6-dione-17β-yl 3-cyclopentylpropanoate) REF: 45-1647012	- - -	887.00 €	Tue 15 Oct 24
Oxaliplatin Related Compound F ([SP-4-2-(1R-trans)]-(1,2-cyclohexanediamine-N,N') diiodidoplatinum(II)) REF: 45-1481260CAS: 66845-32-7	- - -	To inquire	Tue 15 Oct 24
Gabapentin Related Compound B ((1-cyanocyclohexyl)acetic acid) REF: 45-1287347CAS: 133481-09-1	- - -	1,371.00 €	Tue 15 Oct 24
Linezolid Related Compound B ((S)-N-{[3-(3-Fluoro-4-morpholinophenyl)-2-oxooxazolidin-5-yl]methyl}thioacetamide) REF: 45-1367581CAS: 216868-57-4	- - -	1,477.00 €	Tue 15 Oct 24
Abacavir Related Compound D (N6-Cyclopropyl-9-{(1R,4S)-4-[(2,5-diamino-6-chloropyrimidin-4-yloxy)methyl]cyclopent-2-enyl}-9H-purine-2,6-diamine) REF: 45-1000437CAS: 1443421-69-9	- - -	1,552.00 €	Tue 15 Oct 24
Epoprostenol Related Compound B (Sodium 5-(diphenylphosphinoyl)pentanoate) REF: 45-1237622	- - -	581.00 €	Tue 15 Oct 24
Quinapril Related Compound A (Ethyl [3S-[(2R*), 3a, 11ab]]-1,3,4,6,11,11a-hexahydro-3-methyl-1,4-dioxo-a-(2-phenylethyl)-2H-pyrazino[1,2-b]isoquinoline-2-acetate) REF: 45-1593412CAS: 103733-49-9	- - -	1,477.00 €	Tue 15 Oct 24

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Ketorolac Related Compound C (5-benzoyl-2,3-dihydro-1H-pyrrolizin-1-one)

CAS:113502-52-6

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

Formula:

C₁₄H₁₁NO₂

Color and Shape:

Yellow Solid

Molecular weight:

225.07898

Ref: 45-1356337

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Omeprazole Related Compound B (5-Methoxy-1H-benzimidazol-2-thiol)

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Omeprazole Related Compound B (5-Methoxy-1H-benzimidazol-2-thiol)

CAS:37052-78-1

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

Formula:

C₈H₈N₂OS

Color and Shape:

White Off-White Powder

Molecular weight:

180.03573

Ref: 45-1478480

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Sulindac Related Compound A ((E)-2-{5-Fluoro-2-methyl-1-[4-(methylsulfinyl)benzylidene]-1H-inden-3-yl}acetic acid)

CAS:53933-60-1

Other aromatic organo-sulfur compounds (excluding pesticides)

Formula:

C₂₀H₁₇FO₃S

Color and Shape:

Yellow Powder

Molecular weight:

356.08824

Ref: 45-1642019

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Foscarnet Related Compound B (disodium (ethoxyoxidophosphanyl)formate)

Non-halogenated organo-phosphorous derivatives, nesoi

Formula:

C₃H₅Na₂O₅P

Color and Shape:

White Powder

Molecular weight:

198.02

Ref: 45-1283313

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Pancuronium Bromide Related Compound C (1,1'-(3α-acetoxy-17β-hydroxy-5α-androstan-2β,16β-ylene) bis(1-methylpiperidinium) dibromide)

CAS:27115-86-2

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₃₃H₅₈N₂O₃· 2Br

Color and Shape:

White Crystalline Powder

Molecular weight:

530.44474

Ref: 45-1494240

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Citalopram Related Compound B (1-(3-Dimethylaminopropyl)-1-(4-fluorophenyl)-3-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile oxalate)

CAS:1332724-03-4

Aromatic pesticides with oxygen hetero-atom(s) only ne

Formula:

C₂₂H₂₃FN₂O₆

Color and Shape:

Powder

Molecular weight:

430.15401

Ref: 45-1134255

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Rifampin-N-Oxide

CAS:125833-03-6

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

Formula:

C₄₃H₅₈N₄O₁₃

Color and Shape:

Reddish-Brown Crystalline Powder

Molecular weight:

838.40004

Ref: 45-1604199

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Testosterone Enanthate Related Compound F (Androst-4,6-dien-3-one-17β-yl heptanoate)

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₂₆H₃₈O₃

Color and Shape:

Yellow Prisms

Molecular weight:

398.2821

Ref: 45-1646042

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Dermatan Sulfate

CAS:54328-33-5

Natural polymers & modified natural polymers, in primary forms, nesoi

Color and Shape:

White Powder

Molecular weight:

Average 46275

Ref: 45-1171455

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Oxybutynin Related Compound C (4-(ethylmethylamino)but-2-ynyl(+/-)-2-cyclohexyl-2-hydroxy-2-phenylacetate hydrochloride)

Amino-alcohols, other than those containing more than o

Formula:

C₂₁H₃₀ClNO₃

Color and Shape:

White Powder

Molecular weight:

379.19142

Ref: 45-1485136

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Piroxicam Related Compound D (Methyl 2-[1,1-dioxido-3-oxobenzoisothiazol-2(3H)-yl]acetate)

CAS:6639-62-9

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

Formula:

C₁₀H₉NO₅S

Color and Shape:

White Solid

Molecular weight:

255.02014

Ref: 45-1544541

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Dipivefrin Related Compound E (4-[(Methylamino)acetyl]-1,2-phenylene dipivalate hydrochloride)

CAS:52365-63-6

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

Formula:

C₁₉H₂₇NO₅

Color and Shape:

Solid

Molecular weight:

349.18892

Ref: 45-1220357

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Mirtazapine Related Compound B (1,2,3,4,10,14b-Hexahydro-2-methylpyrazino[2,1-a]pyrido[2,3-c][2]be…

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Mirtazapine Related Compound B (1,2,3,4,10,14b-Hexahydro-2-methylpyrazino[2,1-a]pyrido[2,3-c][2]benzazepine 2-oxide monohydrate)

CAS:155172-12-6

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

Formula:

C₁₇H₁₉N₃O·H₂O

Color and Shape:

Off-White Powder

Molecular weight:

299.36

Ref: 45-1444235

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Testosterone Cypionate Related Compound A (Androst-4-en-3,6-dione-17β-yl 3-cyclopentylpropanoate)

Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, …

Formula:

C₂₇H₃₈O₄

Color and Shape:

Off-White Solid

Molecular weight:

426.27701

Ref: 45-1647012

Estimated delivery in United States, on Tuesday 15 Oct 2024

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

CAS:66845-32-7

Inorganic or organic compounds of precious metals, whet

Formula:

C₆H₁₄N₂I₂Pt

Color and Shape:

Powder

Molecular weight:

562.88943

Ref: 45-1481260

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Gabapentin Related Compound B ((1-cyanocyclohexyl)acetic acid)

CAS:133481-09-1

Nitrile function compounds, nesoi

Formula:

C₉H₁₃NO₂

Color and Shape:

Powder

Molecular weight:

167.09463

Ref: 45-1287347

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Linezolid Related Compound B ((S)-N-{[3-(3-Fluoro-4-morpholinophenyl)-2-oxooxazolidin-5-yl]methyl}thioacetamide)

CAS:216868-57-4

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

Formula:

C₁₆H₂₀FN₃O₃S

Color and Shape:

White Solid

Molecular weight:

353.12094

Ref: 45-1367581

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Abacavir Related Compound D (N6-Cyclopropyl-9-{(1R,4S)-4-[(2,5-diamino-6-chloropyrimidin-4-yloxy)methyl]cyclopent-2-enyl}-9H-purine-2,6-diamine)

CAS:1443421-69-9

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

Formula:

C₁₈H₂₁ClN₁₀O

Color and Shape:

Red Orange Brown Powder

Molecular weight:

428.15883

Ref: 45-1000437

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Epoprostenol Related Compound B (Sodium 5-(diphenylphosphinoyl)pentanoate)

Prostaglandins, thromboxanes and leukotrienes, their derivatives and structural analogues

Formula:

C₁₇H₁₈NaO₃P

Color and Shape:

White Powder

Molecular weight:

324.08913

Ref: 45-1237622

Estimated delivery in United States, on Tuesday 15 Oct 2024

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Quinapril Related Compound A (Ethyl [3S-[(2R*), 3a, 11ab]]-1,3,4,6,11,11a-hexahydro-3-methyl-1,4-dioxo-a-(2-phenylethyl)-2H-pyrazino[1,2-b]isoquinoline-2-acetate)

CAS:103733-49-9

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

Formula:

C₂₅H₂₈N₂O₄

Color and Shape:

White Powder

Molecular weight:

420.20491

Ref: 45-1593412

Estimated delivery in United States, on Tuesday 15 Oct 2024

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