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Active pharmaceutical ingredient (API) impurities for research

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BrandProduct dataPurityPrice rangeEstimated delivery
Biosynth logo
4-Desmethyl-3-methyl celecoxib
REF: 3D-FD21351CAS: 170570-01-1 		Min. 95%To inquireMon 13 Jan 25
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4-Phenybutyl 2-carboxyethylphosphinic acid
REF: 3D-IP26897CAS: 83623-61-4 		Min. 95%To inquireMon 13 Jan 25
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4-Oxo valsartan benzyl ester
REF: 3D-IO26665CAS: 188240-32-6 		Min. 95%To inquireMon 13 Jan 25
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1-Benzyl-4-phenylpiperidine-4-carboxylic acid
REF: 3D-IB57902CAS: 61886-17-7 		Min. 95%To inquireMon 13 Jan 25
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Levofloxacin carboxylic acid
REF: 3D-IL24882CAS: 100986-89-8 		Min. 95%To inquireMon 13 Jan 25
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Lamivudine acid
REF: 3D-NL34824CAS: 173829-09-9 		Min. 95%86.00 €~986.00 €Mon 13 Jan 25
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Hydrocortisone EP Impurity H
REF: 3D-IH178817		Min. 95%105.00 €~1,392.00 €Mon 13 Jan 25
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Cefixime Impurity A
REF: 3D-IC181220CAS: 1614255-90-1 		Technical Grade310.00 €~2,493.00 €Mon 13 Jan 25
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Chlorhexidine diacetate impurity C
REF: 3D-IC19931CAS: 62247-48-7 		Min. 95%To inquireMon 13 Jan 25
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Mercaptopurine impurity standard
REF: 3D-IM63780CAS: 6112-76-1 		Min. 95%To inquireMon 13 Jan 25
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Losartan imidazo[1,5-b]isoquinoline impurity
REF: 3D-IL24943CAS: 165276-38-0 		Min. 95%To inquireMon 13 Jan 25
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4-Methyl-2-[3-[(1-methylethyl)amino]-1-phenylpropyl]phenol
REF: 3D-IM27501CAS: 480432-14-2 		Min. 95%To inquireMon 13 Jan 25
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Torasemide EP Impurity C
REF: 3D-IT177756CAS: 58155-35-4 		Min. 95%To inquireMon 13 Jan 25
Biosynth logo
Abiraterone dimer impurity
REF: 3D-IA176064CAS: 186826-70-0 		Min. 95%To inquireMon 13 Jan 25
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α-Desmethyl anastrozole
REF: 3D-ID21236CAS: 1215780-15-6 		Min. 95%To inquireMon 13 Jan 25
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1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-b enzimidazole
REF: 3D-IM25689CAS: 1083100-26-8 		Min. 95%To inquireMon 13 Jan 25
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(RS)-Methyl ethyl 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate - EP Grade
REF: 3D-IM175687CAS: 39562-70-4 		Min. 95%To inquireMon 13 Jan 25
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Deschloro aripiprazole
REF: 3D-ID171124CAS: 203395-81-7 		Min. 95%136.00 €~437.00 €Mon 13 Jan 25
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5'-O-Acetyl ribavirin
REF: 3D-IA167155CAS: 58151-87-4 		Min. 95%To inquireMon 13 Jan 25
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1,3-bis(1,1-Dimethylpropyl) benzene
REF: 3D-ID157104CAS: 3370-27-2 		Min. 95%To inquireMon 13 Jan 25
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4-Desmethyl-3-methyl celecoxib
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4-Desmethyl-3-methyl celecoxib

CAS:170570-01-1
This compound is a drug product that is used as an analytical standard for the …
Formula:
C17H14F3N3O2S
Purity:
Min. 95%
Molecular weight:
381.37 g/mol

Ref: 3D-FD21351

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Estimated delivery in United States, on Monday 13 Jan 2025
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4-Phenybutyl 2-carboxyethylphosphinic acid
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4-Phenybutyl 2-carboxyethylphosphinic acid

CAS:83623-61-4
4-Phenybutyl 2-carboxyethylphosphinic acid is used as an analytical standard and has been shown to be …
Formula:
C12H17O4P
Purity:
Min. 95%
Molecular weight:
256.23 g/mol

Ref: 3D-IP26897

1mgTo inquire
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100mgTo inquire
Estimated delivery in United States, on Monday 13 Jan 2025
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4-Oxo valsartan benzyl ester
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4-Oxo valsartan benzyl ester

CAS:188240-32-6
4-Oxo valsartan benzyl ester is a drug product that is used for research and development …
Formula:
C31H33N5O4
Purity:
Min. 95%
Molecular weight:
539.63 g/mol

Ref: 3D-IO26665

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Estimated delivery in United States, on Monday 13 Jan 2025
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1-Benzyl-4-phenylpiperidine-4-carboxylic acid
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1-Benzyl-4-phenylpiperidine-4-carboxylic acid

Controlled Product
CAS:61886-17-7
1-Benzyl-4-phenylpiperidine-4-carboxylic acid (1BPPC) is a soluble guanylate cyclase activator that is used as a research …
Formula:
C18H21NO2
Purity:
Min. 95%
Molecular weight:
283.36 g/mol

Ref: 3D-IB57902

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Estimated delivery in United States, on Monday 13 Jan 2025
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Levofloxacin carboxylic acid
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Levofloxacin carboxylic acid

CAS:100986-89-8
Levofloxacin is a synthetic molecule with an asymmetric carbon atom in its heterocycle. It is …
Formula:
C13H9F2NO4
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
281.21 g/mol

Ref: 3D-IL24882

10g172.00 €
25g310.00 €
50g436.00 €
100g646.00 €
250g1,047.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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Lamivudine acid
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Lamivudine acid

CAS:173829-09-9
Lamivudine acid is a synthetic orotate prodrug that is converted to the active form, lamivudine. …
Formula:
C8H9N3O4S
Purity:
Min. 95%
Molecular weight:
243.24 g/mol

Ref: 3D-NL34824

2mg194.00 €
5mg310.00 €
10mg436.00 €
25mg647.00 €
50mg986.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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Hydrocortisone EP Impurity H
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Hydrocortisone EP Impurity H

Hydrocortisone EP Impurity H is an analytical standard that is used as an impurity in …
Formula:
C21H30O6
Purity:
Min. 95%
Molecular weight:
378.46 g/mol

Ref: 3D-IH178817

1mg232.00 €
2mg364.00 €
5mg647.00 €
10mg986.00 €
25mg1,392.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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Cefixime Impurity A
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Cefixime Impurity A

CAS:1614255-90-1
Cefixime Impurity A is a drug product that is used for analytical purposes. It is …
Formula:
C16H17N5O8S2
Purity:
Technical Grade
Color and Shape:
Powder
Molecular weight:
471.47 g/mol

Ref: 3D-IC181220

1mg310.00 €
2mg436.00 €
5mg711.00 €
10mg1,160.00 €
25mg2,493.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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Chlorhexidine diacetate impurity C
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Chlorhexidine diacetate impurity C

CAS:62247-48-7
Chlorhexidine diacetate impurity C is a crystalline solid with an ionic crystal structure. It belongs …
Formula:
C22H28Cl2N8O2
Purity:
Min. 95%
Molecular weight:
507.42 g/mol

Ref: 3D-IC19931

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Estimated delivery in United States, on Monday 13 Jan 2025
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Mercaptopurine impurity standard
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Mercaptopurine impurity standard

CAS:6112-76-1
Mercaptopurine impurity standard is a drug product that is used as an analytical reference standard …
Purity:
Min. 95%

Ref: 3D-IM63780

2mgTo inquire
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50mgTo inquire
Estimated delivery in United States, on Monday 13 Jan 2025
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Losartan imidazo[1,5-b]isoquinoline impurity
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Losartan imidazo[1,5-b]isoquinoline impurity

CAS:165276-38-0
Losartan is a drug product that belongs to the class of losartan impurity. It is …
Formula:
C22H21ClN6
Purity:
Min. 95%
Molecular weight:
404.9 g/mol

Ref: 3D-IL24943

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Estimated delivery in United States, on Monday 13 Jan 2025
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4-Methyl-2-[3-[(1-methylethyl)amino]-1-phenylpropyl]phenol
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4-Methyl-2-[3-[(1-methylethyl)amino]-1-phenylpropyl]phenol

CAS:480432-14-2
4-Methyl-2-[3-[(1-methylethyl)amino]-1-phenylpropyl]phenol is a synthetic impurity standard that is used in the synthesis of drug products. …
Formula:
C19H25NO
Purity:
Min. 95%
Molecular weight:
283.41 g/mol

Ref: 3D-IM27501

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Estimated delivery in United States, on Monday 13 Jan 2025
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Torasemide EP Impurity C
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Torasemide EP Impurity C

CAS:58155-35-4
Torasemide EP Impurity C is a drug product that is used as an analytical standard …
Formula:
C15H18N4O3S
Purity:
Min. 95%
Molecular weight:
334.39 g/mol

Ref: 3D-IT177756

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Abiraterone dimer impurity
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Abiraterone dimer impurity

CAS:186826-70-0
Abiraterone dimer impurity is a drug product that is used as an analytical standard for …
Formula:
C43H57NO2
Purity:
Min. 95%
Molecular weight:
619.92 g/mol

Ref: 3D-IA176064

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Estimated delivery in United States, on Monday 13 Jan 2025
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α-Desmethyl anastrozole
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α-Desmethyl anastrozole

CAS:1215780-15-6
Alpha-Desmethyl anastrozole is a synthetic chemical that has been used as an impurity standard for …
Formula:
C16H17N5
Purity:
Min. 95%
Molecular weight:
279.34 g/mol

Ref: 3D-ID21236

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1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)…
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1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-b enzimidazole

CAS:1083100-26-8
1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-b enzimidazole is an impurity of a drug product. It is a metabolite that has …
Formula:
C25H22F6N4O3S
Purity:
Min. 95%
Molecular weight:
572.52 g/mol

Ref: 3D-IM25689

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Estimated delivery in United States, on Monday 13 Jan 2025
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(RS)-Methyl ethyl 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate - EP Grade
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(RS)-Methyl ethyl 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate - EP Grade

CAS:39562-70-4
Propranolol hydrochloride is a non-selective beta-adrenergic blocker that blocks the effects of epinephrine, norepinephrine and …
Formula:
C18H20N2O6
Purity:
Min. 95%
Molecular weight:
360.36 g/mol

Ref: 3D-IM175687

25kgTo inquire
Estimated delivery in United States, on Monday 13 Jan 2025
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Deschloro aripiprazole
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Deschloro aripiprazole

CAS:203395-81-7
Deschloro aripiprazole is a drug product that has been analyzed for impurities. It is an …
Formula:
C23H28ClN3O2
Purity:
Min. 95%
Molecular weight:
413.94 g/mol

Ref: 3D-ID171124

5mg136.00 €
10mg138.00 €
25mg194.00 €
50mg310.00 €
100mg437.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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5'-O-Acetyl ribavirin
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5'-O-Acetyl ribavirin

Controlled Product
CAS:58151-87-4
5'-O-Acetyl ribavirin is an impurity of ribavirin, a drug product that belongs to the group …
Formula:
C10H14N4O6
Purity:
Min. 95%
Molecular weight:
286.24 g/mol

Ref: 3D-IA167155

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Estimated delivery in United States, on Monday 13 Jan 2025
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1,3-bis(1,1-Dimethylpropyl) benzene
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1,3-bis(1,1-Dimethylpropyl) benzene

CAS:3370-27-2
1,3-bis(1,1-Dimethylpropyl) benzene is a synthetic compound that is used in drug product formulation. It is …
Formula:
C16H26
Purity:
Min. 95%
Molecular weight:
218.38 g/mol

Ref: 3D-ID157104

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Estimated delivery in United States, on Monday 13 Jan 2025
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