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
N-Formyl-D-leucine (1R)-1-[[(2S,3S)-3-hexyl-4-oxo-2-oxetanyl]methyl]dodecyl ester REF: 3D-IF26577CAS: 1225451-00-2	Min. 95%	To inquire	Tue 26 Nov 24
Methotrexate-5-monomethyl ester REF: 3D-IM71453CAS: 67022-39-3	Min. 95%	108.00 €~1,047.00 €	Tue 26 Nov 24
NMP-ACA (cefepime impurity) REF: 3D-IN26393CAS: 103296-32-8	Min. 95%	To inquire	Tue 26 Nov 24
Tiotropium Bromide EP Impurity G REF: 3D-IT173171CAS: 1508-46-9	Min. 95%	To inquire	Tue 26 Nov 24
(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide REF: 3D-IE145489CAS: 67381-52-6	Min. 95%	To inquire	Tue 26 Nov 24
(5E)-2,2-Dimethyl-7-[(1-naphthalenylmethyl)amino]-5-hepten-3-ynoic acid REF: 3D-ID21358CAS: 99473-15-1	Min. 95%	To inquire	Tue 26 Nov 24
Cefdinir impurity H REF: 3D-IC138541	Min. 95%	To inquire	Tue 26 Nov 24
N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride REF: 3D-FA17652CAS: 81403-69-2	Min. 95%	To inquire	Tue 26 Nov 24
Chloromethyl olanzapinium chloride REF: 3D-IC171347CAS: 719300-59-1	Min. 95%	To inquire	Tue 26 Nov 24
Desoximetasone impurity A REF: 3D-ID157391CAS: 61618-63-1	Min. 95%	To inquire	Tue 26 Nov 24
Deiodo amiodarone REF: 3D-ID20972CAS: 85642-08-6	Min. 95%	194.00 €~1,160.00 €	Tue 26 Nov 24
rac-Des(isopropylamino) acebutolol diol REF: 3D-IR27498CAS: 96480-91-0	Min. 95%	To inquire	Tue 26 Nov 24
6-Methyl-4-phenyl-3,4-dihydro-1-benzopyran-2-one REF: 3D-IM27626CAS: 40546-94-9	Min. 95%	To inquire	Tue 26 Nov 24
9,10-Dioxo ketotifen REF: 3D-ID22474CAS: 43076-16-0	Min. 95%	138.00 €~740.00 €	Tue 26 Nov 24
Remdesivir impurity 8 REF: 3D-IR177105	Min. 95%	To inquire	Tue 26 Nov 24
(S)-3-((S)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid REF: 3D-IO145580CAS: 162148-16-5	Min. 95%	To inquire	Tue 26 Nov 24
2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethylamino]-2-propan-2-ylpentanenitrile hydrochloride REF: 3D-ID26420CAS: 67812-42-4	Min. 95%	To inquire	Tue 26 Nov 24
6-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, racemic REF: 3D-IB58058CAS: 1026936-07-1	Min. 95%	341.00 €~1,594.00 €	Tue 26 Nov 24
Cefotaxime sodium impurity F REF: 3D-IC63687CAS: 175032-97-0	Min. 95%	To inquire	Tue 26 Nov 24
1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzi midazole REF: 3D-IM25690CAS: 1083100-27-9	Min. 95%	To inquire	Tue 26 Nov 24

N-Formyl-D-leucine (1R)-1-[[(2S,3S)-3-hexyl-4-oxo-2-oxetanyl]methyl]dodecyl ester

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N-Formyl-D-leucine (1R)-1-[[(2S,3S)-3-hexyl-4-oxo-2-oxetanyl]methyl]dodecyl ester

CAS:1225451-00-2

N-Formyl-D-leucine (1R)-1-[[(2S,3S)-3-hexyl-4-oxo-2-oxetanyl]methyl]dodecyl ester is a research and development impurity standard that can be custom synthesized …

Formula:

C₂₉H₅₃NO₅

Purity:

Min. 95%

Molecular weight:

495.73 g/mol

Ref: 3D-IF26577

2mg		To inquire
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10mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Methotrexate-5-monomethyl ester

CAS:67022-39-3

Methotrexate-5-monomethyl ester is an analytical standard that is synthesized synthetically. The synthetic route used to …

Formula:

C₂₁H₂₄N₈O₅

Purity:

Min. 95%

Molecular weight:

468.47 g/mol

Ref: 3D-IM71453

5mg		186.00 €
10mg		279.00 €
25mg		453.00 €
50mg		646.00 €
100mg		1,047.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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NMP-ACA (cefepime impurity)

CAS:103296-32-8

NMP-ACA is a metabolite of cefepime. It is a synthetic, impurity standard for use in …

Formula:

C₁₃H₁₉N₃O₃S

Purity:

Min. 95%

Molecular weight:

297.37 g/mol

Ref: 3D-IN26393

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2g		To inquire
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500mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Tiotropium Bromide EP Impurity G

CAS:1508-46-9

Tiotropium Bromide EP Impurity G is an anticholinergic bronchodilator that is used in the treatment …

Formula:

C₉H₆BrNO₂

Purity:

Min. 95%

Molecular weight:

240.05 g/mol

Ref: 3D-IT173171

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

Estimated delivery in United States, on Tuesday 26 Nov 2024

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(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide

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(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide

CAS:67381-52-6

(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide is a white to off-white crystalline powder. It is soluble in methanol and ethanol, …

Formula:

C₁₄H₂₁N₃O₄S

Purity:

Min. 95%

Molecular weight:

327.4 g/mol

Ref: 3D-IE145489

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

Estimated delivery in United States, on Tuesday 26 Nov 2024

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(5E)-2,2-Dimethyl-7-[(1-naphthalenylmethyl)amino]-5-hepten-3-ynoic acid

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(5E)-2,2-Dimethyl-7-[(1-naphthalenylmethyl)amino]-5-hepten-3-ynoic acid

CAS:99473-15-1

The compound (5E)-2,2-dimethyl-7-[(1-naphthalenylmethyl)amino]-5-hepten-3-ynoic acid is a chiral antifungal agent. It was developed to be used …

Formula:

C₂₀H₂₁NO₂

Purity:

Min. 95%

Molecular weight:

307.39 g/mol

Ref: 3D-ID21358

1mg		To inquire
2mg		To inquire
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25mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Cefdinir impurity H

Cefdinir impurity H is a metabolite of the drug cefdinir. It is an impurity in …

Formula:

C₁₄H₁₅N₅O₆S₂

Purity:

Min. 95%

Molecular weight:

413.43 g/mol

Ref: 3D-IC138541

10mg To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride

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N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride

CAS:81403-69-2

N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride is an impurity that can be found in some commercially available drugs. It …

Formula:

C₁₄H₂₂ClN₅O₂

Purity:

Min. 95%

Molecular weight:

327.81 g/mol

Ref: 3D-FA17652

25mg		To inquire
50mg		To inquire
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500mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Chloromethyl olanzapinium chloride

CAS:719300-59-1

Chloromethyl olanzapinium chloride is an analytical reference material that can be used as a standard …

Formula:

C₁₈H₂₂Cl₂N₄S

Purity:

Min. 95%

Color and Shape:

Powder

Molecular weight:

397.37 g/mol

Ref: 3D-IC171347

5mg		364.00 €
10mg		518.00 €
25mg		647.00 €
50mg		740.00 €
100mg		1,101.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Desoximetasone impurity A

CAS:61618-63-1

Desoximetasone impurity A is an impurity found in the drug product Desoximetasone, which is a …

Formula:

C₂₁H₂₅FO₄

Purity:

Min. 95%

Molecular weight:

360.42 g/mol

Ref: 3D-ID157391

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50mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Deiodo amiodarone

CAS:85642-08-6

Deiodo amiodarone is a noncompetitive inhibitor that binds to the active site of the enzyme …

Formula:

C₂₅H₃₀INO₃

Purity:

Min. 95%

Molecular weight:

519.42 g/mol

Ref: 3D-ID20972

1mg		194.00 €
2mg		310.00 €
5mg		453.00 €
10mg		647.00 €
25mg		1,160.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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rac-Des(isopropylamino) acebutolol diol

CAS:96480-91-0

rac-Des(isopropylamino) acebutolol diol is a synthetic drug substance that is used for research and development …

Formula:

C₁₅H₂₁NO₅

Purity:

Min. 95%

Molecular weight:

295.33 g/mol

Ref: 3D-IR27498

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25mg		To inquire
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250mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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6-Methyl-4-phenyl-3,4-dihydro-1-benzopyran-2-one

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6-Methyl-4-phenyl-3,4-dihydro-1-benzopyran-2-one

CAS:40546-94-9

6-Methyl-4-phenyl-3,4-dihydro-1-benzopyran-2-one is an analog of the natural product zearalenone, which can be used as an …

Formula:

C₁₆H₁₄O₂

Purity:

Min. 95%

Molecular weight:

238.28 g/mol

Ref: 3D-IM27626

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500mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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9,10-Dioxo ketotifen

CAS:43076-16-0

9,10-Dioxo ketotifen is a drug product that belongs to the category of HPLC standards. It …

Formula:

C₁₉H₁₇NO₂S

Purity:

Min. 95%

Color and Shape:

Powder

Molecular weight:

323.41 g/mol

Ref: 3D-ID22474

1mg		138.00 €
2mg		194.00 €
5mg		310.00 €
10mg		436.00 €
25mg		740.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Remdesivir impurity 8

Remdesivir impurity 8 is a metabolite of remdesivir, a drug product that belongs to the …

Formula:

C₃₀H₃₉N₆O₈P

Purity:

Min. 95%

Molecular weight:

642.64 g/mol

Ref: 3D-IR177105

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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(S)-3-((S)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid

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(S)-3-((S)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid

CAS:162148-16-5

(S)-3-((S)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid is a synthetic compound that is used as an impurity standard for HPLC. …

Formula:

C₉H₁₂N₂O₄S

Purity:

Min. 95%

Molecular weight:

244.27 g/mol

Ref: 3D-IO145580

2mg		To inquire
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50mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethylamino]-2-propan-2-ylpentanenitrile hydrochl…

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2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethylamino]-2-propan-2-ylpentanenitrile hydrochloride

CAS:67812-42-4

2-(3,4-Dimethoxyphenyl)-5-[2-(3,4-dimethoxyphenyl)ethylamino]-2-propan-2-ylpentanenitrile hydrochloride (DMPP) is a fluorescent chemosensor that can be used to detect the presence …

Formula:

C₂₆H₃₆N₂O₄·HCl

Purity:

Min. 95%

Molecular weight:

477.04 g/mol

Ref: 3D-ID26420

1mg		310.00 €
2mg		436.00 €
5mg		582.00 €
10mg		801.00 €
25mg		1,507.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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6-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, racemic

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6-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, racemic

CAS:1026936-07-1

6-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, racemic is a drug product that is used as an analytical standard in …

Formula:

C₁₅H₁₃NO₃

Purity:

Min. 95%

Molecular weight:

255.27 g/mol

Ref: 3D-IB58058

1mg		341.00 €
2mg		455.00 €
5mg		711.00 €
10mg		1,021.00 €
25mg		1,594.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Cefotaxime sodium impurity F

CAS:175032-97-0

Cefotaxime sodium impurity F is a cefotaxime sodium salt that has been eluted from the …

Formula:

C₃₀H₃₀N₁₀O₁₂S₄

Purity:

Min. 95%

Molecular weight:

850.88 g/mol

Ref: 3D-IC63687

50mg To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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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]thio]-1H-benzi midazole

CAS:1083100-27-9

1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzi midazole is a high purity analytical standard that is used to calibrate HPLC. It …

Formula:

C₂₅H₂₂F₆N₄O₂S

Purity:

Min. 95%

Molecular weight:

556.52 g/mol

Ref: 3D-IM25690

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100mg		To inquire
250mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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