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Active pharmaceutical ingredient (API) impurities for research

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BrandProduct dataPurityPrice rangeEstimated delivery
Biosynth logo
Cefpodoxime proxetil impurity D
REF: 3D-FC63695CAS: 947692-13-9 		Min. 95%To inquireFri 29 Nov 24
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iso-Gemfibrozil
REF: 3D-IG23653CAS: 86837-66-3 		Min. 95%To inquireFri 29 Nov 24
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Cetirizine 3-chloro impurity dihydrochloride
REF: 3D-IC19908CAS: 1232460-29-5 		Min. 95%To inquireFri 29 Nov 24
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Acarbose EP Impurity G
REF: 3D-IA175642CAS: 1013621-73-2 		Min. 95%To inquireFri 29 Nov 24
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2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid benzyl ester hydrobromide
REF: 3D-IA139091CAS: 1391053-41-0 		Min. 95%To inquireFri 29 Nov 24
Biosynth logo
Gentamicin B1
REF: 3D-AG46304CAS: 36889-16-4 		Min. 95%To inquireFri 29 Nov 24
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Nicergoline EP Impurity B
REF: 3D-IN171534CAS: 35264-46-1 		Min. 95%To inquireFri 29 Nov 24
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1,1'-[Hydroxypropane-1,3-diylbis(oxy-2,1-phenylene)]bis(3-phenylpropan-1-one)
REF: 3D-IH63819CAS: 1329643-40-4 		Min. 95%400.00 €~2,551.00 €Fri 29 Nov 24
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Valdecoxib impurity I
REF: 3D-FA161770CAS: 1373038-59-5 		Min. 95%To inquireFri 29 Nov 24
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(2R)-2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]-2-isopropylpentanenitrile hydrochloride
REF: 3D-ID28684CAS: 38176-02-2 		Min. 95%To inquireFri 29 Nov 24
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3-Ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
REF: 3D-IE23102CAS: 70381-58-7 		Min. 95%To inquireFri 29 Nov 24
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(5S)-5-(Aminomethyl)-3-[3-fluoro-4-(4-morpholinyl)phenyl]-1,3-oxazolidin-2-one
REF: 3D-IA58038CAS: 168828-90-8 		Min. 95%177.00 €~868.00 €Fri 29 Nov 24
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Buprenorphine furanyl impurity
REF: 3D-IB19360CAS: 89663-73-0 		Min. 95%To inquireFri 29 Nov 24
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N,N'-Bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride
REF: 3D-IB145560CAS: 63434-11-7 		Min. 95%To inquireFri 29 Nov 24
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Roxithromycin impurity I
REF: 3D-IR106455CAS: 425365-66-8 		Min. 95%453.00 €~8,694.00 €Fri 29 Nov 24
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1,3-Dihydro-6-methylfuro[3,4-c]pyridin-7-ol
REF: 3D-ID27319CAS: 5196-20-3 		Min. 95%To inquireFri 29 Nov 24
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1'-Epi gemcitabine 3',5'-dibenzoate
REF: 3D-NE16710CAS: 134790-40-2 		Min. 95 Area-%194.00 €~986.00 €Fri 29 Nov 24
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N-Methyl-N-(3-chloropropyl)homoveratrylamine
REF: 3D-IM145563CAS: 36770-74-8 		Min. 95%To inquireFri 29 Nov 24
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Diclofenac alcohol
REF: 3D-ID21709CAS: 27204-57-5 		Min. 95%To inquireFri 29 Nov 24
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Fluticasone furoate EP impurity E
REF: 3D-IF181370CAS: 398454-97-2 		Min. 95%To inquireFri 29 Nov 24
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Cefpodoxime proxetil impurity D
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Cefpodoxime proxetil impurity D

CAS:947692-13-9
Cefpodoxime proxetil impurity D is a cephalosporin antibiotic that is an oral prodrug. It is …
Formula:
C21H27N5O9S2
Purity:
Min. 95%
Molecular weight:
557.6 g/mol

Ref: 3D-FC63695

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25mgTo inquire
Estimated delivery in United States, on Friday 29 Nov 2024
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iso-Gemfibrozil
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iso-Gemfibrozil

CAS:86837-66-3
iso-Gemfibrozil is a natural, synthetic drug product. It is an impurity standard for the pharmacopoeia …
Formula:
C15H22O3
Purity:
Min. 95%
Molecular weight:
250.33 g/mol

Ref: 3D-IG23653

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Estimated delivery in United States, on Friday 29 Nov 2024
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Cetirizine 3-chloro impurity dihydrochloride
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Cetirizine 3-chloro impurity dihydrochloride

CAS:1232460-29-5
Cetirizine 3-chloro impurity dihydrochloride is a drug substance that contains the impurity cetirizine. The compound …
Formula:
C21H27Cl3N2O3
Purity:
Min. 95%
Color and Shape:
Solid
Molecular weight:
461.81 g/mol

Ref: 3D-IC19908

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25mgTo inquire
Estimated delivery in United States, on Friday 29 Nov 2024
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Acarbose EP Impurity G
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Acarbose EP Impurity G

CAS:1013621-73-2
Acarbose EP Impurity G is a pharmaceutical grade impurity that is used as a reference …
Purity:
Min. 95%

Ref: 3D-IA175642

1mgTo inquire
Estimated delivery in United States, on Friday 29 Nov 2024
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2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid benzyl ester hydrobromide
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2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid benzyl ester hydrobromide

CAS:1391053-41-0
2-Amino-5,6-dichloro-3-(4H)-quinazoline acetic acid benzyl ester hydrobromide is a drug product that is used as an …
Formula:
C17H15Cl2N3O2
Purity:
Min. 95%
Molecular weight:
364.23 g/mol

Ref: 3D-IA139091

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Gentamicin B1
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Gentamicin B1

CAS:36889-16-4
Gentamicin B1 is a gentamicin antibiotic that is used to treat skin cancer. It inhibits …
Formula:
C20H40N4O10
Purity:
Min. 95%
Color and Shape:
Solid
Molecular weight:
496.55 g/mol

Ref: 3D-AG46304

1mgTo inquire
Estimated delivery in United States, on Friday 29 Nov 2024
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Nicergoline EP Impurity B
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Nicergoline EP Impurity B

CAS:35264-46-1
Nicergoline EP Impurity B is a metabolite of nicergoline, a drug product. It has been …
Purity:
Min. 95%

Ref: 3D-IN171534

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1,1'-[Hydroxypropane-1,3-diylbis(oxy-2,1-phenylene)]bis(3-phenylpropan-1-one)
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1,1'-[Hydroxypropane-1,3-diylbis(oxy-2,1-phenylene)]bis(3-phenylpropan-1-one)

CAS:1329643-40-4
1,1'-[Hydroxypropane-1,3-diylbis(oxy-2,1-phenylene)]bis(3-phenylpropan-1-one) is an analytical standard for HPLC. It is a natural and synthetic metabolite of …
Formula:
C33H32O5
Purity:
Min. 95%
Molecular weight:
508.6 g/mol

Ref: 3D-IH63819

1mg400.00 €
2mg569.00 €
5mg949.00 €
10mg1,531.00 €
25mg2,551.00 €
Estimated delivery in United States, on Friday 29 Nov 2024
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Valdecoxib impurity I
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Valdecoxib impurity I

CAS:1373038-59-5
Valdecoxib impurity I is a synthetic compound that is used as an impurity standard for …
Formula:
C16H15N3O5S2
Purity:
Min. 95%
Molecular weight:
393.44 g/mol

Ref: 3D-FA161770

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Estimated delivery in United States, on Friday 29 Nov 2024
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(2R)-2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]-2-isopropylpentanenitril…
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(2R)-2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]-2-isopropylpentanenitrile hydrochloride

CAS:38176-02-2
(2R)-2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]-2-isopropylpentanenitrile hydrochloride (ZD4054) is a drug that has been shown to be sensitive to the …
Formula:
C27H39ClN2O4
Purity:
Min. 95%
Molecular weight:
491.06 g/mol

Ref: 3D-ID28684

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Estimated delivery in United States, on Friday 29 Nov 2024
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3-Ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one
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3-Ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

CAS:70381-58-7
3-Ethyl-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one is a research and development impurity standard. It is used as a pharmacopoeia and …
Formula:
C11H16N2O
Purity:
Min. 95%
Molecular weight:
192.26 g/mol

Ref: 3D-IE23102

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(5S)-5-(Aminomethyl)-3-[3-fluoro-4-(4-morpholinyl)phenyl]-1,3-oxazolidin-2-one
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(5S)-5-(Aminomethyl)-3-[3-fluoro-4-(4-morpholinyl)phenyl]-1,3-oxazolidin-2-one

CAS:168828-90-8
(5S)-5-(Aminomethyl)-3-[3-fluoro-4-(4-morpholinyl)phenyl]-1,3-oxazolidin-2-one is a molecule with a broad spectrum of antimicrobial activity. It is a potent …
Formula:
C14H18FN3O3
Purity:
Min. 95%
Color and Shape:
Off-White Powder
Molecular weight:
295.31 g/mol

Ref: 3D-IA58038

5g177.00 €
10g237.00 €
25g441.00 €
50g523.00 €
100g868.00 €
Estimated delivery in United States, on Friday 29 Nov 2024
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Buprenorphine furanyl impurity
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Buprenorphine furanyl impurity

Controlled Product
CAS:89663-73-0
Buprenorphine is a semi-synthetic opioid that is used to treat pain. It has been shown …
Formula:
C28H37NO3
Purity:
Min. 95%
Molecular weight:
435.6 g/mol

Ref: 3D-IB19360

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Estimated delivery in United States, on Friday 29 Nov 2024
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N,N'-Bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride
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N,N'-Bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride

CAS:63434-11-7
N,N'-Bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride is a synthetic compound that is metabolized to the natural product naphthol AS. …
Formula:
C25H38N2O4·2HCl
Purity:
Min. 95%
Molecular weight:
503.5 g/mol

Ref: 3D-IB145560

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Estimated delivery in United States, on Friday 29 Nov 2024
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Roxithromycin impurity I
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Roxithromycin impurity I

CAS:425365-66-8
Roxithromycin impurity I is a natural metabolite of roxithromycin. The substance has been synthesized in …
Formula:
C45H84N2O17
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
925.15 g/mol

Ref: 3D-IR106455

1mg453.00 €
5mg1,392.00 €
10mg2,551.00 €
25mg5,217.00 €
50mg8,694.00 €
Estimated delivery in United States, on Friday 29 Nov 2024
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1,3-Dihydro-6-methylfuro[3,4-c]pyridin-7-ol
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1,3-Dihydro-6-methylfuro[3,4-c]pyridin-7-ol

CAS:5196-20-3
1,3-Dihydro-6-methylfuro[3,4-c]pyridin-7-ol is a compound that contains impurities such as fatty acids and uridine. It has …
Formula:
C8H9NO2
Purity:
Min. 95%
Molecular weight:
151.16 g/mol

Ref: 3D-ID27319

1mg172.00 €
5mg364.00 €
10mg518.00 €
25mg801.00 €
50mg1,160.00 €
Estimated delivery in United States, on Friday 29 Nov 2024
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1'-Epi gemcitabine 3',5'-dibenzoate
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1'-Epi gemcitabine 3',5'-dibenzoate

CAS:134790-40-2
1'-Epi-Gemcitabine 3',5'-dibenzoate is an analytical standard that is used in the drug development process. It …
Formula:
C23H19F2N3O6
Purity:
Min. 95 Area-%
Color and Shape:
Powder
Molecular weight:
471.41 g/mol

Ref: 3D-NE16710

1mg194.00 €
2mg310.00 €
5mg436.00 €
10mg647.00 €
25mg986.00 €
Estimated delivery in United States, on Friday 29 Nov 2024
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N-Methyl-N-(3-chloropropyl)homoveratrylamine
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N-Methyl-N-(3-chloropropyl)homoveratrylamine

CAS:36770-74-8
N-Methyl-N-(3-chloropropyl)homoveratrylamine is a chlorinated alkylating agent that has been shown to accumulate in the myocardium. …
Formula:
C12H19NO2·HCl
Purity:
Min. 95%
Molecular weight:
245.75 g/mol

Ref: 3D-IM145563

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Estimated delivery in United States, on Friday 29 Nov 2024
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Diclofenac alcohol
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Diclofenac alcohol

CAS:27204-57-5
COX inhibitor; non-steroidal anti-inflammatory drug
Formula:
C13H11Cl2NO
Purity:
Min. 95%
Molecular weight:
268.14 g/mol

Ref: 3D-ID21709

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Estimated delivery in United States, on Friday 29 Nov 2024
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Fluticasone furoate EP impurity E
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Fluticasone furoate EP impurity E

CAS:398454-97-2
Fluticasone furoate EP impurity E is an analytical reference standard for pharmacopoeia and research. It …
Formula:
C25H31F3O5S
Purity:
Min. 95%
Molecular weight:
500.5 g/mol

Ref: 3D-IF181370

10mgTo inquire
Estimated delivery in United States, on Friday 29 Nov 2024
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