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.

20
- 50
- 100
- 200

products per page. 6617 products on this category.

Product data	Purity	Price range	Estimated delivery
2-Methoxy-5-sulfamoylbenzamide REF: 3D-IM145488CAS: 52395-25-2	Min. 95%	To inquire	Wed 27 Nov 24
5-Amino-N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide - EP REF: 3D-IA138685CAS: 60166-98-5	Min. 95%	To inquire	Wed 27 Nov 24
2-Hydroxy-5-methyl-γ-phenylbenzenepropanol REF: 3D-IH24280CAS: 851789-43-0	Min. 95%	To inquire	Wed 27 Nov 24
Remdesivir impurity 5 REF: 3D-IR177102CAS: 2093124-22-0	Min. 95%	To inquire	Wed 27 Nov 24
Chlorhexidine dihydrochloride impurity B REF: 3D-IC74834CAS: 1308292-89-8	Min. 95%	310.00 €~2,402.00 €	Wed 27 Nov 24
2-[2-[4-(5,5-Dioxidodibenzo[b,f][1,4]thiazepin-11-yl)-1-piperazinyl]ethoxy]ethanol REF: 3D-ID27366CAS: 329216-65-1	Min. 95%	To inquire	Wed 27 Nov 24
4'-Hydroxy aceclofenac REF: 3D-IH23898CAS: 229308-90-1	Min. 95%	To inquire	Wed 27 Nov 24
Fenofibrate impurity G REF: 3D-IF23255CAS: 217636-48-1	Min. 95%	136.00 €~640.00 €	Wed 27 Nov 24
3'-Deoxy-3'-chlorothymidine REF: 3D-ID45199CAS: 25526-94-7	Min. 95%	To inquire	Wed 27 Nov 24
N-Hydroxy-6-(trifluoromethoxy)-2-benzothiazolamine REF: 3D-IH59728CAS: 179070-90-7	Min. 95%	To inquire	Wed 27 Nov 24
Enrofloxacin impurity E REF: 3D-IE167758CAS: 1369495-59-9	Min. 95%	To inquire	Wed 27 Nov 24
Dasatinib impurity REF: 3D-FH167822CAS: 1184919-23-0	Min. 95%	To inquire	Wed 27 Nov 24
1-C-4-Chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucopyranose REF: 3D-IC181108CAS: 461432-27-9	Min. 95%	To inquire	Wed 27 Nov 24
(aR)-a-Methyl-N-[3-[4-(trifluoromethyl)phenyl]propyl]-1-naphthalenemethanamine REF: 3D-IM101358CAS: 1428185-71-0	Min. 95%	To inquire	Wed 27 Nov 24
Trazodone Hydrochloride BP Impurity A REF: 3D-IT171024CAS: 55290-68-1	Min. 95%	To inquire	Wed 27 Nov 24
Triphenylmethanol REF: 3D-IT28577CAS: 76-84-6	Min. 95%	To inquire	Wed 27 Nov 24
Acyclovir EP impurity R REF: 3D-FA173433CAS: 124832-28-6	Min. 95%	187.00 €~3,072.00 €	Wed 27 Nov 24
Desloratadine impurity 10 REF: 3D-ID171174CAS: 117796-50-6	Min. 95%	569.00 €~5,739.00 €	Wed 27 Nov 24
5-[(Hydroxyacetyl)amino]-N,N'-bis [2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide REF: 3D-IH138513CAS: 77868-41-8	Min. 95%	310.00 €~1,392.00 €	Wed 27 Nov 24
2''-Desethyl- 2''- vinyl Simvastatin REF: 3D-ID166831CAS: 1449248-72-9	Min. 95%	436.00 €~2,898.00 €	Wed 27 Nov 24

+ info

2-Methoxy-5-sulfamoylbenzamide

CAS:52395-25-2

2-Methoxy-5-sulfamoylbenzamide is a white crystalline solid that is soluble in water. This compound has been …

Formula:

C₈H₁₀N₂O₄S

Purity:

Min. 95%

Molecular weight:

230.24 g/mol

Ref: 3D-IM145488

5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

5-Amino-N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide - EP

+ info

5-Amino-N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide - EP

CAS:60166-98-5

5-Amino-N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide - EP is an impurity found in the synthetic process of iopamidol. It is …

Formula:

C₁₄H₁₈I₃N₃O₆

Purity:

Min. 95%

Molecular weight:

705.02 g/mol

Ref: 3D-IA138685

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

2-Hydroxy-5-methyl-γ-phenylbenzenepropanol

+ info

2-Hydroxy-5-methyl-γ-phenylbenzenepropanol

CAS:851789-43-0

2-Hydroxy-5-methylphenylbenzenepropanol is an aliphatic phenol that is used as a treatment for benzene poisoning. It …

Formula:

C₁₆H₁₈O₂

Purity:

Min. 95%

Molecular weight:

242.31 g/mol

Ref: 3D-IH24280

1g		To inquire
2g		To inquire
100mg		To inquire
250mg		To inquire
500mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Remdesivir impurity 5

CAS:2093124-22-0

Remdesivir impurity 5 is a metabolite that is generated in the body following metabolism and …

Formula:

C₂₁H₂₇N₂O₇P

Purity:

Min. 95%

Molecular weight:

450.42 g/mol

Ref: 3D-IR177102

1mg		To inquire
5mg		To inquire
10mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

Chlorhexidine dihydrochloride impurity B

+ info

Chlorhexidine dihydrochloride impurity B

CAS:1308292-89-8

Chlorhexidine dihydrochloride impurity B is an impurity found in chlorhexidine dihydrochloride, a drug that is …

Formula:

C₁₆H₂₈Cl₃N₉O

Purity:

Min. 95%

Color and Shape:

White Powder

Molecular weight:

468.81 g/mol

Ref: 3D-IC74834

1mg		480.00 €
2mg		711.00 €
5mg		1,044.00 €
10mg		1,971.00 €
500µg		310.00 €

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

2-[2-[4-(5,5-Dioxidodibenzo[b,f][1,4]thiazepin-11-yl)-1-piperazinyl]ethoxy]ethanol

+ info

2-[2-[4-(5,5-Dioxidodibenzo[b,f][1,4]thiazepin-11-yl)-1-piperazinyl]ethoxy]ethanol

CAS:329216-65-1

Quetiapine is a drug that belongs to the class of sulfoxides. It is usually administered …

Formula:

C₂₁H₂₅N₃O₄S

Purity:

Min. 95%

Molecular weight:

415.51 g/mol

Ref: 3D-ID27366

500mg To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

4'-Hydroxy aceclofenac

CAS:229308-90-1

Aceclofenac is a nonsteroidal anti-inflammatory drug (NSAID) that inhibits the production of prostaglandins, which are …

Formula:

C₁₆H₁₃Cl₂NO₅

Purity:

Min. 95%

Molecular weight:

370.18 g/mol

Ref: 3D-IH23898

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Fenofibrate impurity G

CAS:217636-48-1

Fenofibrate impurity G is a drug product that is synthesized from natural sources and is …

Formula:

C₂₄H₂₇ClO₆

Purity:

Min. 95%

Molecular weight:

446.92 g/mol

Ref: 3D-IF23255

1mg		136.00 €
2mg		189.00 €
5mg		273.00 €
10mg		400.00 €
25mg		640.00 €

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

3'-Deoxy-3'-chlorothymidine

CAS:25526-94-7

3'-Deoxy-3'-chlorothymidine is an antiviral compound that is synthesized by the on-line coupling of 2,4-dichlorobenzoyl chloride …

Formula:

C₁₀H₁₃ClN₂O₄

Purity:

Min. 95%

Molecular weight:

260.67 g/mol

Ref: 3D-ID45199

2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

N-Hydroxy-6-(trifluoromethoxy)-2-benzothiazolamine

+ info

N-Hydroxy-6-(trifluoromethoxy)-2-benzothiazolamine

CAS:179070-90-7

N-Hydroxy-6-(trifluoromethoxy)-2-benzothiazolamine (NHTB) is a drug that has been shown to have clinical use as an …

Formula:

C₈H₅F₃N₂O₂S

Purity:

Min. 95%

Molecular weight:

250.2 g/mol

Ref: 3D-IH59728

1g		To inquire
500mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Enrofloxacin impurity E

CAS:1369495-59-9

Enrofloxacin impurity E is a product of the synthesis of enrofloxacin, with high purity and …

Formula:

C₁₉H₂₂ClN₃O₃

Purity:

Min. 95%

Molecular weight:

375.85 g/mol

Ref: 3D-IE167758

1mg		To inquire
2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Dasatinib impurity

CAS:1184919-23-0

Dasatinib is a cancer drug that is used to treat patients with chronic myeloid leukemia …

Formula:

C₂₂H₂₇N₇O₂S

Purity:

Min. 95%

Molecular weight:

453.56 g/mol

Ref: 3D-FH167822

250mg		To inquire
500mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

1-C-4-Chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucopyranose

+ info

1-C-4-Chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucopyranose

CAS:461432-27-9

1-C-4-Chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucopyranose is a natural product. It is an API impurity that has been synthesized by …

Formula:

C₂₁H₂₅ClO₇

Purity:

Min. 95%

Molecular weight:

424.87 g/mol

Ref: 3D-IC181108

10mg		To inquire
25mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

(aR)-a-Methyl-N-[3-[4-(trifluoromethyl)phenyl]propyl]-1-naphthalenemethanamine

+ info

(aR)-a-Methyl-N-[3-[4-(trifluoromethyl)phenyl]propyl]-1-naphthalenemethanamine

CAS:1428185-71-0

(aR)-a-Methyl-N-[3-[4-(trifluoromethyl)phenyl]propyl]-1-naphthalenemethanamine is a synthetic drug product that is used in research and development. It has …

Formula:

C₂₂H₂₂F₃N

Purity:

Min. 95%

Molecular weight:

357.41 g/mol

Ref: 3D-IM101358

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire
250mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Trazodone Hydrochloride BP Impurity A

CAS:55290-68-1

Trazodone Hydrochloride BP Impurity A is an unproven impurity of Trazodone. It inhibits the uptake …

Formula:

C₁₉H₂₂CIN₅O₂

Purity:

Min. 95%

Molecular weight:

491.33 g/mol

Ref: 3D-IT171024

2mg		To inquire
5mg		To inquire
10mg		To inquire
25mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Triphenylmethanol

CAS:76-84-6

Triphenylmethanol (TPM) is an inhibitor of the enzyme alcohol dehydrogenase. It is synthesized by reacting …

Formula:

C₁₉H₁₆O

Purity:

Min. 95%

Color and Shape:

White Beige Slightly Yellow Powder

Molecular weight:

260.33 g/mol

Ref: 3D-IT28577

1kg		To inquire
2kg		To inquire
100g		To inquire
250g		To inquire
500g		To inquire

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Acyclovir EP impurity R

CAS:124832-28-6

Acyclovir EP impurity R is a by-product of acyclovir, which has been shown to be …

Formula:

C₁₃H₂₁CIN₆O₄

Purity:

Min. 95%

Molecular weight:

464.26 g/mol

Ref: 3D-FA173433

1mg		436.00 €
2mg		582.00 €
5mg		1,047.00 €
10mg		1,739.00 €
25mg		3,072.00 €

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

+ info

Desloratadine impurity 10

CAS:117796-50-6

This is an impurity standard for desloratadine. The purity of the active ingredient is greater …

Formula:

C₁₉H₁₉BrN₂

Purity:

Min. 95%

Molecular weight:

355.27 g/mol

Ref: 3D-ID171174

1mg		569.00 €
2mg		949.00 €
5mg		1,786.00 €
10mg		2,806.00 €
25mg		5,739.00 €

Estimated delivery in United States, on Wednesday 27 Nov 2024

+ info

5-[(Hydroxyacetyl)amino]-N,N'-bis [2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedica…

+ info

5-[(Hydroxyacetyl)amino]-N,N'-bis [2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide

CAS:77868-41-8

5-[(Hydroxyacetyl)amino]-N,N'-bis [2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide is a drug product that was synthesized for research purposes. It is an …

Formula:

C₁₆H₂₀I₃N₃O₈

Purity:

Min. 95%

Molecular weight:

763.06 g/mol