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
Trihexyphenidyl Related Compound A (1-Phenyl-3-(piperidin-1-yl)propan-1-one hydrochloride) REF: 45-1687017CAS: 886-06-6	- - -	1,371.00 €	Tue 03 Dec 24
Phenytoin Related Compound A (2,2-Diphenylglycine) REF: 45-1535019CAS: 3060-50-2	- - -	1,477.00 €	Tue 03 Dec 24
Risedronate Related Compound B ([3,6-Bis[(3-pyridinyl)methyl]-2,5-dihydroxy-2,5-dioxido-1,4,2,5-dioxadiphosphorinane-3,6-diyl]bis[phosphonic acid] disodium tetrahydrate salt) REF: 45-1604632	- - -	1,441.00 €	Tue 03 Dec 24
Aminobutanol (1-Butanol, 2-amino-, (+/-)-) REF: 45-1020008CAS: 96-20-8	- - -	1,186.00 €	Tue 03 Dec 24
Formoterol Related Compound D (N-(2-Hydroxy-5-(1-hydroxy-2-{[1-(4-methoxyphenyl)propan-2-yl](methyl)amino}ethyl)phenyl)formamide fumarate) REF: 45-1286141CAS: 1795133-97-9	- - -	1,407.00 €	Tue 03 Dec 24
Methotrexate Related Compound B ((S)-2-{4-[(2,4-diaminopteridin-6-yl)methylamino]benzamido}pentanedioic acid) REF: 45-1414025CAS: 54-62-6	- - -	1,653.00 €	Tue 03 Dec 24
Terbinafine Related Compound B ((2Z)-N,6,6-Trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine hydrochloride) REF: 45-1643532CAS: 176168-78-8	- - -	1,477.00 €	Tue 03 Dec 24
Triclosan Related Compounds Mixture A REF: 45-1682217	- - -	1,357.00 €	Tue 03 Dec 24
Famciclovir Related Compound B (4-(2-Amino-9H-purin-9-yl)-2-(hydroxymethyl)butyl acetate) REF: 45-1269185CAS: 104227-88-5	- - -	1,371.00 €	Tue 03 Dec 24
Cephalexin Related Compound D (3-Hydroxy-4-methylthiophen-2(5H)-one) REF: 45-1099041CAS: 34876-35-2	- - -	1,371.00 €	Tue 03 Dec 24
Efavirenz Related Compound B ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one) REF: 45-1234147CAS: 440124-96-9	- - -	1,477.00 €	Tue 03 Dec 24
Ecamsule Related Compound D (((1SR,4RS)-7,7-dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)methanesulfonic acid) REF: 45-1231648CAS: 5872-08-2	- - -	617.00 €	Tue 03 Dec 24
Orlistat Related Compound D Solution (2 x 1 mL ) ((3S,4R,6S)-3-Hexyl-2-oxo-6-undecyltetrahydro-2H-pyran-4-yl formyl-L-leucinate in acetonitrile) REF: 45-1478877CAS: 130793-27-0	- - -	1,539.00 €	Tue 03 Dec 24
Moexipril Related Compound A ((3S)-2-{(2S)-N-[(1S)-1-Carboxy-3-phenylpropyl]alanyl}-1,2,3,4-tetrahydro-6,7-dimethoxy-3-isoquinolinecarboxylic acid) REF: 45-1445608CAS: 103775-14-0	- - -	815.00 €	Tue 03 Dec 24
N-Benzyl-N-methyl-ethanolamine (2-[benzyl(methyl)amino]ethanol) REF: 45-1064122CAS: 101-98-4	- - -	1,477.00 €	Tue 03 Dec 24
Proguanil Related Compound E (1-(4-chlorophenyl)-3-cyanoguanidine) REF: 45-1568073CAS: 1482-62-8	- - -	865.00 €	Tue 03 Dec 24
Phenylephrine Related Compound G ((R)-N-(2-Hydroxy-2-(3-hydroxyphenyl)ethyl)-N-methylglycine) REF: 45-1533272CAS: 1094089-46-9	- - -	1,477.00 €	Tue 03 Dec 24
Iohexol Related Compound C (N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3- benzenedicarboxamide) REF: 45-1344666CAS: 76820-34-3	- - -	1,371.00 €	Tue 03 Dec 24
Metaraminol Related Compound B (2-Amino-1-[3-(benzyloxy)phenyl]propan-1-ol) REF: 45-1396047CAS: 1940-82-5	- - -	1,238.00 €	Tue 03 Dec 24
Amitraz Related Compound C (N,N'-Bis(2,4-dimethylphenyl)formimidamide) REF: 45-1028032CAS: 16596-04-6	- - -	589.00 €	Tue 03 Dec 24

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Trihexyphenidyl Related Compound A (1-Phenyl-3-(piperidin-1-yl)propan-1-one hydrochloride)

CAS:886-06-6

Compounds containing an unfused pyridine ring in the structure, nesoi

Formula:

C₁₄H₁₉NO·HCl

Color and Shape:

Solid

Molecular weight:

253.12334

Ref: 45-1687017

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Phenytoin Related Compound A (2,2-Diphenylglycine)

CAS:3060-50-2

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

Formula:

C₁₄H₁₃NO₂

Color and Shape:

White Off-White Powder

Molecular weight:

227.26 g/mol

Ref: 45-1535019

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Risedronate Related Compound B ([3,6-Bis[(3-pyridinyl)methyl]-2,5-dihydroxy-2,5-dioxido-1,4,2,5-dioxadiphosphorinane-3,6-diyl]bis[phosphonic acid] disodium tetrahydrate salt)

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

Formula:

C₁₄H₁₆N₂O₁₂P₄Na₂·4H₂O

Color and Shape:

White Fine Powder

Molecular weight:

646.22

Ref: 45-1604632

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Aminobutanol (1-Butanol, 2-amino-, (+/-)-)

CAS:96-20-8

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

Formula:

C₄H₁₁NO

Color and Shape:

Clear Colorless Light Yellow Liquid

Molecular weight:

89.14 g/mol

Ref: 45-1020008

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Formoterol Related Compound D (N-(2-Hydroxy-5-(1-hydroxy-2-{[1-(4-methoxyphenyl)propan-2-yl](methyl)amino}ethyl)phenyl)formamide fumarate)

CAS:1795133-97-9

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

Formula:

(C₂₀H₂₆N₂O₄)₂·C₄H₄O₄

Color and Shape:

Off-White Light Brown Solid

Molecular weight:

832.38947

Ref: 45-1286141

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Methotrexate Related Compound B ((S)-2-{4-[(2,4-diaminopteridin-6-yl)methylamino]benzamido}pentanedioic acid)

CAS:54-62-6

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

Formula:

C₁₉H₂₀N₈O₅

Color and Shape:

White Yellow Powder

Molecular weight:

440.41

Ref: 45-1414025

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Terbinafine Related Compound B ((2Z)-N,6,6-Trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine hydrochloride)

CAS:176168-78-8

Aromatic monoamines not elsewhere specified or included

Formula:

C₂₁H₂₅N·HCl

Color and Shape:

Off-White Powder

Molecular weight:

291.1987

Ref: 45-1643532

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Triclosan Related Compounds Mixture A

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

Color and Shape:

Colorless Clear Liquid

Ref: 45-1682217

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Famciclovir Related Compound B (4-(2-Amino-9H-purin-9-yl)-2-(hydroxymethyl)butyl acetate)

CAS:104227-88-5

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

Formula:

C₁₂H₁₇N₅O₃

Color and Shape:

Off-White Powder

Molecular weight:

279.13314

Ref: 45-1269185

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Cephalexin Related Compound D (3-Hydroxy-4-methylthiophen-2(5H)-one)

CAS:34876-35-2

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

Formula:

C₅H₆O₂S

Color and Shape:

Solid

Molecular weight:

130.00885

Ref: 45-1099041

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Efavirenz Related Compound B ((S,E)-6-Chloro-4-(2-Cyclopropylvinyl)-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)

CAS:440124-96-9

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

Formula:

C₁₄H₁₁ClF₃NO₂

Color and Shape:

White Powder

Molecular weight:

317.04304

Ref: 45-1234147

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Ecamsule Related Compound D (((1SR,4RS)-7,7-dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)methanesulfonic acid)

CAS:5872-08-2

Halogenated, sulfonated, nitrated or nitrosated derivat

Formula:

C₁₀H₁₆O₄S

Color and Shape:

White Beige Powder

Molecular weight:

232.07693

Ref: 45-1231648

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Orlistat Related Compound D Solution (2 x 1 mL ) ((3S,4R,6S)-3-Hexyl-2-oxo-6-undecyltetrahydro-2H-pyran-4-yl formyl-L-leucinate in acetonitrile)

CAS:130793-27-0

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

Formula:

C₂₉H₅₃NO₅(OrlistatRCD)

Color and Shape:

Colorless Liquid

Molecular weight:

495.39237

Ref: 45-1478877

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Moexipril Related Compound A ((3S)-2-{(2S)-N-[(1S)-1-Carboxy-3-phenylpropyl]alanyl}-1,2,3,4-tetrahydro-6,7-dimethoxy-3-isoquinolinecarboxylic acid)

CAS:103775-14-0

Compounds (excluding drugs and pesticides) containing a

Formula:

C₂₅H₃₀N₂O₇

Color and Shape:

Powder

Molecular weight:

470.2053

Ref: 45-1445608

Estimated delivery in United States, on Tuesday 3 Dec 2024

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N-Benzyl-N-methyl-ethanolamine (2-[benzyl(methyl)amino]ethanol)

CAS:101-98-4

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

Formula:

C₁₀H₁₅NO

Color and Shape:

Clear Yellow Liquid

Molecular weight:

165.11536

Ref: 45-1064122

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Proguanil Related Compound E (1-(4-chlorophenyl)-3-cyanoguanidine)

CAS:1482-62-8

Nitrile function compounds, not elsewhere specified or

Formula:

C₈H₇ClN₄

Color and Shape:

White Off-White Powder

Molecular weight:

194.03592

Ref: 45-1568073

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Phenylephrine Related Compound G ((R)-N-(2-Hydroxy-2-(3-hydroxyphenyl)ethyl)-N-methylglycine)

CAS:1094089-46-9

Aromatic amino-alcohol-phenols, aromatic amino-acid-phe

Formula:

C₁₁H₁₅NO₄

Color and Shape:

White Powder

Molecular weight:

225.10011

Ref: 45-1533272

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Iohexol Related Compound C (N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3- benzenedicarboxamide)

CAS:76820-34-3

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

Formula:

C₁₄H₁₉N₃O₈

Color and Shape:

White Powder

Molecular weight:

357.11721

Ref: 45-1344666

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Metaraminol Related Compound B (2-Amino-1-[3-(benzyloxy)phenyl]propan-1-ol)

CAS:1940-82-5

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

Formula:

C₁₅H₁₉NO₂

Color and Shape:

White Solid

Molecular weight:

245.14158

Ref: 45-1396047

Estimated delivery in United States, on Tuesday 3 Dec 2024

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Amitraz Related Compound C (N,N'-Bis(2,4-dimethylphenyl)formimidamide)

CAS:16596-04-6

Aromatic imines and their derivatives, salts thereof

Formula:

C₁₇H₂₀N₂

Color and Shape:

Powder

Molecular weight:

252.16265

Ref: 45-1028032

Estimated delivery in United States, on Tuesday 3 Dec 2024

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