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
1-Isopropyl-1-N-methylpropylamino-(3,4-dimethoxyphenyl)acetonitrile REF: 3D-II27496CAS: 34245-14-2	Min. 95%	To inquire	Tue 26 Nov 24
7 S-Cefdinir REF: 3D-IC165847CAS: 178601-89-3	Min. 95%	To inquire	Tue 26 Nov 24
[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl][(5S)-tetrahydro-5-methyl-2-furanyl]-methanone REF: 3D-IA63848CAS: 1177261-85-6	Min. 95%	To inquire	Tue 26 Nov 24
Salmeterol Dimer Impurity (Mixture of Diastereomers) REF: 3D-FS178211CAS: 1391051-88-9	Min. 95%	To inquire	Tue 26 Nov 24
Dexamethasone EP Impurity K REF: 3D-ID179384CAS: 1809224-82-5	Min. 95%	582.00 €~3,478.00 €	Tue 26 Nov 24
5-(Aminosulfonyl)-2-methoxy-benzoic acid methyl ester REF: 3D-IA145486CAS: 33045-52-2	Min. 95%	To inquire	Tue 26 Nov 24
Perindopril acyl-b-D-glucuronide REF: 3D-MP07293CAS: 120398-66-5	Min. 95%	To inquire	Tue 26 Nov 24
GS 441524 triphosphate REF: 3D-FG167050CAS: 1355149-45-9	(31P-Nmr) Min. 95 Area-%	To inquire	Tue 26 Nov 24
2-Methoxy-5-methyL-N,N-bis(1-methyLethyL)-γ-phenyLbenzenepropanamine fumarate REF: 3D-FM39718CAS: 124935-88-2	Min. 95%	To inquire	Tue 26 Nov 24
Mirtazapine N-oxide REF: 3D-IM26015CAS: 155172-12-6	Min. 95%	To inquire	Tue 26 Nov 24
2-Amino-5,6-dichloro-3,4-dihydroquinazoline hydrobromide REF: 3D-IA17599CAS: 327602-34-6	Min. 95%	To inquire	Tue 26 Nov 24
Mycophenolate mofetil N-oxide - EP REF: 3D-IM26107CAS: 224052-51-1	Min. 95%	To inquire	Tue 26 Nov 24
Fluvoxketone REF: 3D-IF23526CAS: 61718-80-7	Min. 95%	To inquire	Tue 26 Nov 24
4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxylic acid REF: 3D-IB19247CAS: 150766-86-2	Min. 95%	To inquire	Tue 26 Nov 24
Daunorubicinol hydrochloride REF: 3D-ID165374CAS: 28008-53-9	Min. 95 Area-%	To inquire	Tue 26 Nov 24
1-[2-(2,3-Dihydroxypropoxy)phenyl]-3-phenyl-1-propanone REF: 3D-ID21068CAS: 91401-73-9	Min. 95%	151.00 €~711.00 €	Tue 26 Nov 24
L-Valine 2-hydroxyethyl ester tosylate REF: 3D-IV178763CAS: 86150-61-0	Min. 95%	194.00 €~1,275.00 €	Tue 26 Nov 24
Chlorthalidone impurity A REF: 3D-IC75148CAS: 5270-74-6	Min. 95%	136.00 €~479.00 €	Tue 26 Nov 24
Ceftazidime t-butyl ester REF: 3D-IC19872CAS: 102772-66-7	Min. 95%	To inquire	Tue 26 Nov 24
N-[(S)-(4-Nitrophenoxy)phenoxyphosphinyl]-L-alanine 2-ethylbutyl ester REF: 3D-FN176472CAS: 1354823-36-1	Min. 95%	To inquire	Tue 26 Nov 24

1-Isopropyl-1-N-methylpropylamino-(3,4-dimethoxyphenyl)acetonitrile

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1-Isopropyl-1-N-methylpropylamino-(3,4-dimethoxyphenyl)acetonitrile

CAS:34245-14-2

1-Isopropyl-1-N-methylpropylamino-(3,4-dimethoxyphenyl)acetonitrile is a fluorescent probe that can be used for the detection of drugs in …

Formula:

C₁₇H₂₆N₂O₂

Purity:

Min. 95%

Color and Shape:

Powder

Molecular weight:

290.4 g/mol

Ref: 3D-II27496

1mg		To inquire
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Estimated delivery in United States, on Tuesday 26 Nov 2024

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7 S-Cefdinir

CAS:178601-89-3

7 S-Cefdinir is an oral cephalosporin antibiotic that binds to penicillin-binding proteins in the bacterial …

Formula:

C₁₄H₁₃N₅O₅S₂

Purity:

Min. 95%

Molecular weight:

395.42 g/mol

Ref: 3D-IC165847

50mg To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl][(5S)-tetrahydro-5-methyl-2-furanyl]-metha…

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[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl][(5S)-tetrahydro-5-methyl-2-furanyl]-methanone

CAS:1177261-85-6

Furegrelate is an analytical reference standard for the hydroxylation of 4-(4-amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl[(5S)-tetrahydro-5-methyl-2-furanyl]-methanone. Furegrelate is a synthetic …

Formula:

C₂₀H₂₇N₅O₄

Purity:

Min. 95%

Molecular weight:

401.46 g/mol

Ref: 3D-IA63848

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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Salmeterol Dimer Impurity (Mixture of Diastereomers)

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Salmeterol Dimer Impurity (Mixture of Diastereomers)

CAS:1391051-88-9

Salmeterol dimer impurity is a drug product. It is a custom synthesis with high purity. …

Formula:

C₅₀H₇₂N₂O₇

Purity:

Min. 95%

Molecular weight:

812.53395

Ref: 3D-FS178211

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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Dexamethasone EP Impurity K

CAS:1809224-82-5

Dexamethasone EP Impurity K is an analytical standard for impurities in the drug product Dexamethasone …

Formula:

C₂₂H₂₆O₄

Purity:

Min. 95%

Molecular weight:

354.44 g/mol

Ref: 3D-ID179384

1mg		582.00 €
2mg		863.00 €
5mg		1,276.00 €
10mg		1,971.00 €
25mg		3,478.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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5-(Aminosulfonyl)-2-methoxy-benzoic acid methyl ester

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5-(Aminosulfonyl)-2-methoxy-benzoic acid methyl ester

CAS:33045-52-2

5-(Aminosulfonyl)-2-methoxy-benzoic acid methyl ester is a synthetic compound that is used for pharmaceutical preparations. It …

Formula:

C₉H₁₁NO₅S

Purity:

Min. 95%

Molecular weight:

245.25 g/mol

Ref: 3D-IA145486

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500mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Perindopril acyl-b-D-glucuronide

CAS:120398-66-5

Metabolite of perindopril

Formula:

C₂₅H₄₀N₂O₁₁

Purity:

Min. 95%

Color and Shape:

Off-white or pale yellow solid.

Molecular weight:

544.6 g/mol

Ref: 3D-MP07293

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25mg		To inquire

Estimated delivery in United States, on Tuesday 26 Nov 2024

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GS 441524 triphosphate

CAS:1355149-45-9

Triphosphorylated form of an antiviral nucleoside analog with activity against zoonotic feline infectious peritonitis virus …

Formula:

C₁₂H₁₂N₅O₁₃P₃·4Na

Purity:

(31P-Nmr) Min. 95 Area-%

Color and Shape:

White Powder

Molecular weight:

531.20 g/mol

Ref: 3D-FG167050

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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2-Methoxy-5-methyL-N,N-bis(1-methyLethyL)-γ-phenyLbenzenepropanamine fumarate

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2-Methoxy-5-methyL-N,N-bis(1-methyLethyL)-γ-phenyLbenzenepropanamine fumarate

CAS:124935-88-2

2-Methoxy-5-methyL-N,N-bis(1-methyLethyl)-gamma-phenyLbenzenepropanamine fumarate (DMXBPC) is an analgesic that has been shown to be a potent inhibitor …

Formula:

C₂₃H₃₃NO

Purity:

Min. 95%

Molecular weight:

339.51 g/mol

Ref: 3D-FM39718

5mg		To inquire
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Estimated delivery in United States, on Tuesday 26 Nov 2024

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Mirtazapine N-oxide

CAS:155172-12-6

Mirtazapine N-oxide is an antidepressant agent that is metabolized to mirtazapine. Mirtazapine N-oxide has been …

Formula:

C₁₇H₁₉N₃O

Purity:

Min. 95%

Molecular weight:

281.35 g/mol

Ref: 3D-IM26015

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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2-Amino-5,6-dichloro-3,4-dihydroquinazoline hydrobromide

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2-Amino-5,6-dichloro-3,4-dihydroquinazoline hydrobromide

CAS:327602-34-6

2-Amino-5,6-dichloro-3,4-dihydroquinazoline hydrobromide is a metabolite of the drug product 2-[2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)ethylamino]benzeneacetic acid. It has been shown …

Formula:

C₈H₈BrCl₂N₃

Purity:

Min. 95%

Molecular weight:

296.98 g/mol

Ref: 3D-IA17599

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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Mycophenolate mofetil N-oxide - EP

CAS:224052-51-1

Mycophenolate mofetil N-oxide is a metabolite that is formed during the synthesis of mycophenolic acid, …

Formula:

C₂₃H₃₁NO₈

Purity:

Min. 95%

Molecular weight:

449.49 g/mol

Ref: 3D-IM26107

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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Fluvoxketone

CAS:61718-80-7

Fluvoxketone is a drug that belongs to the class of selective non-steroidal anti-inflammatory drugs. It …

Formula:

C₁₃H₁₅F₃O₂

Purity:

Min. 95%

Molecular weight:

260.25 g/mol

Ref: 3D-IF23526

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxylic acid

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4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxylic acid

CAS:150766-86-2

4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxylic acid (4BMBCA) is a chemical compound that is used as an analytical method in …

Formula:

C₁₄H₁₁BrO₂

Purity:

Min. 95%

Molecular weight:

291.14 g/mol

Ref: 3D-IB19247

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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Daunorubicinol hydrochloride

CAS:28008-53-9

Daunorubicin metabolite

Formula:

C₂₇H₃₁NO₁₀•HCl

Purity:

Min. 95 Area-%

Color and Shape:

Powder

Molecular weight:

566 g/mol

Ref: 3D-ID165374

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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1-[2-(2,3-Dihydroxypropoxy)phenyl]-3-phenyl-1-propanone

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1-[2-(2,3-Dihydroxypropoxy)phenyl]-3-phenyl-1-propanone

CAS:91401-73-9

1-[2-(2,3-Dihydroxypropoxy)phenyl]-3-phenyl-1-propanone is a metabolite that is formed from the drug product. It is a synthetic …

Formula:

C₁₈H₂₀O₄

Purity:

Min. 95%

Molecular weight:

300.35 g/mol

Ref: 3D-ID21068

1mg		151.00 €
2mg		213.00 €
5mg		341.00 €
10mg		480.00 €
25mg		711.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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L-Valine 2-hydroxyethyl ester tosylate

CAS:86150-61-0

L-Valine 2-hydroxyethyl ester tosylate (L-V2HT) is a drug product that is synthesized by custom synthesis. …

Formula:

C₁₄H₂₃NO₆S

Purity:

Min. 95%

Molecular weight:

333.4 g/mol

Ref: 3D-IV178763

10mg		194.00 €
25mg		310.00 €
50mg		453.00 €
100mg		711.00 €
250mg		1,275.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Chlorthalidone impurity A

CAS:5270-74-6

Chlorthalidone impurity A is an impurity in Chlorthalidone. It was found to be a flow …

Formula:

C₁₄H₁₀ClNO₅S

Purity:

Min. 95%

Molecular weight:

339.75 g/mol

Ref: 3D-IC75148

5mg		136.00 €
10mg		151.00 €
25mg		213.00 €
50mg		340.00 €
100mg		479.00 €

Estimated delivery in United States, on Tuesday 26 Nov 2024

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Ceftazidime t-butyl ester

CAS:102772-66-7

Ceftazidime t-butyl ester is a prodrug of ceftazidime. It is a crystalline, stable form of …

Formula:

C₂₆H₃₀N₆O₇S₂

Purity:

Min. 95%

Molecular weight:

602.68 g/mol

Ref: 3D-IC19872

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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N-[(S)-(4-Nitrophenoxy)phenoxyphosphinyl]-L-alanine 2-ethylbutyl ester

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N-[(S)-(4-Nitrophenoxy)phenoxyphosphinyl]-L-alanine 2-ethylbutyl ester

CAS:1354823-36-1

Remdesivir impurity

Formula:

C₂₁H₂₇N₂O₇P

Purity:

Min. 95%

Color and Shape:

White Off-White Powder

Molecular weight:

450.42 g/mol

Ref: 3D-FN176472

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Estimated delivery in United States, on Tuesday 26 Nov 2024

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