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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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BrandProduct dataPurityPrice rangeEstimated delivery
Oxandrolone Related Compound A CIII (17β-hydroxy-17α-methyl-2-oxa-5α-androst-7-en-3-one)
REF: 45-1482014CAS: 1391052-43-9 		- - -To inquireMon 27 Jan 25
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Pitavastatin N-oxide
REF: 3D-IP145433CAS: 1611499-16-1 		Min. 95%136.00 €~711.00 €Mon 27 Jan 25
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Clarithromycin EP Impurity A
REF: 3D-FC166203CAS: 124412-58-4 		90%Nmr652.00 €~3,483.00 €Mon 27 Jan 25
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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide
REF: 3D-IC58273CAS: 90357-53-2 		Min. 95%144.00 €~635.00 €Mon 27 Jan 25
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Roflumilast Impurity A
REF: 3D-IR168438CAS: 475271-62-6 		Min. 95%58.00 €~1,275.00 €Mon 27 Jan 25
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5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone
REF: 3D-ID22170CAS: 4803-74-1 		Min. 95%172.00 €~802.00 €Mon 27 Jan 25
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Dapagliflozin Impurity 26
REF: 3D-ID171682CAS: 461432-25-7 		Min. 95%136.00 €~746.00 €Mon 27 Jan 25
Noroxymorphone Hydrochloride CII (4,5α-Epoxy-3,14-dihydroxymorphinan-6-one hydrochloride)
REF: 45-1473002CAS: 52446-24-9 		- - -To inquireMon 27 Jan 25
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Methyl 2-deoxy-D-ribopyranoside
REF: 3D-IM45442CAS: 863396-35-4 		Min. 95%179.00 €~2,892.00 €Mon 27 Jan 25
Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylic acid)
REF: 45-1219019CAS: 28782-42-5 		- - -To inquireMon 27 Jan 25
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1-Fluoronaphthalene
REF: 3D-IF23445CAS: 321-38-0 		Min. 95%136.00 €~723.00 €Mon 27 Jan 25
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Acarbose EP Impurity H
REF: 3D-IA175982CAS: 196944-81-7 		Min. 95%To inquireMon 27 Jan 25
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Apixaban Impurity 6
REF: 3D-IA184038CAS: 1074365-84-6 		Min. 95%87.00 €~986.00 €Mon 27 Jan 25
Norethindrone Related Compound B CIII (Estr-4-ene-3,17-dione)
REF: 45-1470026CAS: 734-32-7 		- - -To inquireMon 27 Jan 25
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Garamine acetate salt
REF: 3D-OG46090CAS: 49751-51-1 		Min. 95%640.00 €~3,014.00 €Mon 27 Jan 25
Naloxone Related Compound D CII (4,5α-Epoxy-3,14-dihydroxy-17-(prop-2-enyl)morphinan-7-ene-6-one)
REF: 45-1453049CAS: 26451-92-3 		- - -To inquireMon 27 Jan 25
Cathinone Hydrochloride CI (α-Aminopropiophenone hydrochloride)
REF: 45-1096804CAS: 16735-19-6 		- - -To inquireMon 27 Jan 25
Fentanyl Related Compound E CII (N-Phenyl-1-(2-phenylethyl)-4-piperidinamine)
REF: 45-1269957CAS: 21409-26-7 		- - -To inquireMon 27 Jan 25
Testosterone Enanthate Related Compound B CIII (Androst-4-en-3-one-17β-yl hexanoate)
REF: 45-1648026CAS: 10312-45-5 		- - -To inquireMon 27 Jan 25
Dextroamphetamine Related Compound B CII (Phenyl acetone)
REF: 45-1180026CAS: 103-79-7 		- - -To inquireMon 27 Jan 25
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Oxandrolone Related Compound A CIII (17β-hydroxy-17α-methyl-2-oxa-5α-androst-7-en-3-one)

Controlled Product
CAS:1391052-43-9
Lactones nesoi
Formula:
C19H28O3
Color and Shape:
White Crystalline Powder
Molecular weight:
304.20384

Ref: 45-1482014

Estimated delivery in United States, on Monday 27 Jan 2025
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Pitavastatin N-oxide
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Pitavastatin N-oxide

CAS:1611499-16-1
Pitavastatin N-oxide is a drug product that is an analytical standard and natural API impurity. …
Formula:
C25H24FNO5
Purity:
Min. 95%
Molecular weight:
437.46 g/mol

Ref: 3D-IP145433

1mg136.00 €
2mg172.00 €
5mg310.00 €
10mg436.00 €
25mg711.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Clarithromycin EP Impurity A
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Clarithromycin EP Impurity A

CAS:124412-58-4
Clarithromycin EP Impurity A is an analytical standard for clarithromycin. Clarithromycin EP Impurity A is …
Formula:
C38H69NO14
Purity:
90%Nmr
Color and Shape:
Powder
Molecular weight:
763.95 g/mol

Ref: 3D-FC166203

1mg1,026.00 €
2mg1,536.00 €
5mg2,324.00 €
10mg3,483.00 €
500µg652.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide
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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide

CAS:90357-53-2
N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is a cavity inhibitor that has inhibitory activity against polymerization. It also reacts with …
Formula:
C12H9F3N2O
Purity:
Min. 95%
Molecular weight:
254.21 g/mol

Ref: 3D-IC58273

5g144.00 €
10g217.00 €
25g356.00 €
50g453.00 €
100g635.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Roflumilast Impurity A
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Roflumilast Impurity A

CAS:475271-62-6
Roflumilast impurity A is a metabolite of roflumilast. It is a drug product that is …
Formula:
C16H14Cl2N2O3
Purity:
Min. 95%
Molecular weight:
353.2 g/mol

Ref: 3D-IR168438

10mg310.00 €
25mg472.00 €
50mg646.00 €
100mg986.00 €
250mg1,275.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone
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5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone

CAS:4803-74-1
5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone is a hydroxide that is obtained by the reflux of 4-hydroxybenzaldehyde with an alkali …
Formula:
C17H15NO3
Purity:
Min. 95%
Molecular weight:
281.31 g/mol

Ref: 3D-ID22170

5g172.00 €
10g248.00 €
25g363.00 €
50g518.00 €
100g802.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Dapagliflozin Impurity 26
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Dapagliflozin Impurity 26

CAS:461432-25-7
Dapagliflozin Impurity 26 is an impurity that is found in the chemical analysis of Dapagliflozin. …
Purity:
Min. 95%

Ref: 3D-ID171682

1g136.00 €
2g189.00 €
5g273.00 €
10g384.00 €
25g746.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Noroxymorphone Hydrochloride CII (4,5α-Epoxy-3,14-dihydroxymorphinan-6-one hydrochloride)

Controlled Product
CAS:52446-24-9
Alkaloids of opium and their derivatives, salts thereof, not elsewhere specified or included
Formula:
C16H18NO4Cl
Color and Shape:
Light Brown Powder
Molecular weight:
323.09244

Ref: 45-1473002

Estimated delivery in United States, on Monday 27 Jan 2025
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Methyl 2-deoxy-D-ribopyranoside
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Methyl 2-deoxy-D-ribopyranoside

CAS:863396-35-4
Methyl 2-deoxy-D-ribopyranoside (2DDR) is a natural compound that can be found as an impurity in …
Formula:
C6H12O4
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
148.16 g/mol

Ref: 3D-IM45442

5g1,982.00 €
10g2,892.00 €
250mg179.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxyli…
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Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylic acid)

Controlled Product
CAS:28782-42-5
Alfentanil (inn), anileridine (inn), bezitramide (inn), bromazepam (inn), difenoxin (inn), diphenoxylate (inn), dipipanone (inn), fentanyl …
Formula:
C28H28N2O2
Color and Shape:
Powder
Molecular weight:
424.21508

Ref: 45-1219019

Estimated delivery in United States, on Monday 27 Jan 2025
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1-Fluoronaphthalene
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1-Fluoronaphthalene

CAS:321-38-0
1-Fluoronaphthalene is a polyunsaturated compound that is used in analytical chemistry for the determination of …
Formula:
C10H7F
Purity:
Min. 95%
Molecular weight:
146.16 g/mol

Ref: 3D-IF23445

1kg723.00 €
50g136.00 €
100g192.00 €
250g325.00 €
500g452.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Acarbose EP Impurity H
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Acarbose EP Impurity H

CAS:196944-81-7
Acarbose EP Impurity H is an impurity of acarbose, a drug product used in the …
Formula:
C25H43NO17
Purity:
Min. 95%
Molecular weight:
629.61 g/mol

Ref: 3D-IA175982

10mgTo inquire
Estimated delivery in United States, on Monday 27 Jan 2025
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Apixaban Impurity 6
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Apixaban Impurity 6

CAS:1074365-84-6
Please enquire for more information about Apixaban Impurity 6 including the price, delivery time and …
Formula:
C26H26N4O5
Purity:
Min. 95%
Molecular weight:
474.51 g/mol

Ref: 3D-IA184038

2mg194.00 €
5mg310.00 €
10mg436.00 €
25mg647.00 €
50mg986.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Norethindrone Related Compound B CIII (Estr-4-ene-3,17-dione)

Controlled Product
CAS:734-32-7
Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function not elsewhere specified or included
Formula:
C18H24O2
Color and Shape:
Powder
Molecular weight:
272.17763

Ref: 45-1470026

Estimated delivery in United States, on Monday 27 Jan 2025
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Garamine acetate salt
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Garamine acetate salt

CAS:49751-51-1
Gentamicin Impurity
Formula:
C13H27N3O6•(C2H4O2)x
Purity:
Min. 95%
Color and Shape:
Off-White Powder
Molecular weight:
321.37 g/mol

Ref: 3D-OG46090

1mg640.00 €
2mg1,044.00 €
5mg2,319.00 €
10mg3,014.00 €
Estimated delivery in United States, on Monday 27 Jan 2025
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Naloxone Related Compound D CII (4,5α-Epoxy-3,14-dihydroxy-17-(prop-2-enyl)morphinan-7-ene-6-one)

Controlled Product
CAS:26451-92-3
Alkaloids of opium and their derivatives, salts thereof, not elsewhere specified or included
Formula:
C19H19NO4
Color and Shape:
Light Yellow Powder
Molecular weight:
325.13141

Ref: 45-1453049

Estimated delivery in United States, on Monday 27 Jan 2025
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Cathinone Hydrochloride CI (α-Aminopropiophenone hydrochloride)

Controlled Product
CAS:16735-19-6
Vegetable alkaloids, natural or reproduced by synthesis, their salts and other derivatives, nesoi
Formula:
C9H11NO·HCl
Color and Shape:
White Powder
Molecular weight:
149.08406

Ref: 45-1096804

Estimated delivery in United States, on Monday 27 Jan 2025
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Fentanyl Related Compound E CII (N-Phenyl-1-(2-phenylethyl)-4-piperidinamine)

Controlled Product
CAS:21409-26-7
4-anilino-n-phenethylpiperidine (anpp)
Formula:
C19H24N2
Color and Shape:
White Light Brown Crystalline Powder
Molecular weight:
280.19395

Ref: 45-1269957

Estimated delivery in United States, on Monday 27 Jan 2025
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Testosterone Enanthate Related Compound B CIII (Androst-4-en-3-one-17β-yl hexanoate)

Controlled Product
CAS:10312-45-5
Adrenal cortical hormones and their derivatives nesoi
Formula:
C25H38O3
Color and Shape:
White Powder
Molecular weight:
386.2821

Ref: 45-1648026

Estimated delivery in United States, on Monday 27 Jan 2025
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Dextroamphetamine Related Compound B CII (Phenyl acetone)

Controlled Product
CAS:103-79-7
Phenylacetone (phenylpropan-2-one)
Formula:
C9H10O
Color and Shape:
Clear Pale Yellow Liquid
Molecular weight:
134.07316

Ref: 45-1180026

Estimated delivery in United States, on Monday 27 Jan 2025
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