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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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BrandProduct dataPurityPrice rangeEstimated delivery
Eprosartan Related Compound C (2-(thiophen-2-ylmethyl)malonic acid) (DISCONTINUED)
REF: 45-1238240CAS: 4475-24-5 		- - -- - -Discontinued product
Drometrizole Trisiloxane Related Compound D (2-(2H-Benzotriazol-2-yl)-6-isobutyl-p-cresol) (DISCONTINUED)
REF: 45-1228053		- - -- - -Discontinued product
Sulfamethazine Related Compound A (4-Amino-N-carbamimidoylbenzenesulfonamide-, monohydrate) (DISCONTINUED)
REF: 45-1629019CAS: 6190-55-2 		- - -- - -Discontinued product
Targetmol logo
Selfotel
REF: TM-T22654CAS: 110347-85-8 		95%- - -Discontinued product
TRC logo
Dihydroartemisinin (alpha,beta Mixture)
REF: TR-D448355CAS: 131175-87-6 		- - -- - -Discontinued product
TRC logo
Artemether
REF: TR-A777400CAS: 71963-77-4 		- - -- - -Discontinued product
TRC logo
3-Morpholino Sydnonimine Hydrochloride
REF: TR-M725000CAS: 16142-27-1 		- - -- - -Discontinued product
TRC logo
N-Nitrosodimethylamine-13C2D6
REF: TR-N525626		- - -- - -Discontinued product
Biosynth logo
Enalapril maleate impurity C
REF: 3D-IE63755CAS: 76420-72-9 		Min. 98 Area-%- - -Discontinued product
Biosynth logo
γ-Conjugated folic acid NHS ester
REF: 3D-IC183333CAS: 153445-05-7 		Min. 95%- - -Discontinued product
Biosynth logo
Acarbose Impurity E
REF: 3D-FA175652CAS: 1220983-28-7 		Min. 95%- - -Discontinued product
TRC logo
Isosorbide-13C6 5-Mononitrate, 90%
REF: TR-I902102CAS: 1217604-00-6 		90%- - -Discontinued product
TRC logo
Dihydro Artemisinin-d3
REF: TR-D448362CAS: 176774-98-4 		- - -- - -Discontinued product
Biosynth logo
Ketorolac tromethamine - Incorrect Polymorph
REF: 3D-IK58066CAS: 74103-07-4 		Min. 95%- - -Discontinued product
Biosynth logo
Nabumetone dimer
REF: 3D-IN26116CAS: 343272-53-7 		Min. 95%- - -Discontinued product
Tropicamide Related Compound D (2-phenylacetic acid)
REF: 45-1699049CAS: 103-82-2 		- - -- - -Discontinued product
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Eprosartan Related Compound C (2-(thiophen-2-ylmethyl)malonic acid) (DISCONTINUED)

CAS:4475-24-5
Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi
Formula:
C8H8O4S
Color and Shape:
White Powder
Molecular weight:
200.01433

Ref: 45-1238240

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Drometrizole Trisiloxane Related Compound D (2-(2H-Benzotriazol-2-yl)-6-isobutyl-p-cresol) (DISCONTINUED)

Aromatic or modified aromatic drugs with nitrogen heter
Formula:
C17H19N3O
Color and Shape:
Pale Yellow Powder
Molecular weight:
281.35

Ref: 45-1228053

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Sulfamethazine Related Compound A (4-Amino-N-carbamimidoylbenzenesulfonamide-, monohydrate) (DISCONTINUED)

CAS:6190-55-2
Sulfonamides, nesoi
Formula:
C7H10N4O2S·H2O
Color and Shape:
White Powder
Molecular weight:
232.06301

Ref: 45-1629019

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Selfotel
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Selfotel

CAS:110347-85-8
Selfotel is a NMDA receptor antagonist.
Formula:
C7H14NO5P
Purity:
95%
Color and Shape:
Solid
Molecular weight:
223.16

Ref: TM-T22654

1mgDiscontinuedRequest information
2mgDiscontinuedRequest information
5mgDiscontinuedRequest information
10mgDiscontinuedRequest information
25mgDiscontinuedRequest information
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Dihydroartemisinin (alpha,beta Mixture)
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Dihydroartemisinin (alpha,beta Mixture)

CAS:131175-87-6
Applications Dihydroartemisinin is the metabolite of Artemisinin (A777500), which is an active antimalarial constituent of …
Formula:
C15H24O5
Color and Shape:
White to Off-White Solid
Molecular weight:
284.35

Ref: TR-D448355

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Artemether
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Artemether

CAS:71963-77-4
Applications Derivative of Artemisinin (A777500). Antimalarial, used to treat strains of malaria which are multi-drug …
Formula:
C16H26O5
Color and Shape:
White to Off-White Solid
Molecular weight:
298.37

Ref: TR-A777400

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3-Morpholino Sydnonimine Hydrochloride
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3-Morpholino Sydnonimine Hydrochloride

CAS:16142-27-1
Formula:
C6H10N4O2·ClH
Color and Shape:
White to Off-White Solid
Molecular weight:
206.63

Ref: TR-M725000

5mgDiscontinuedRequest information
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N-Nitrosodimethylamine-13C2D6
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N-Nitrosodimethylamine-13C2D6

Controlled Product
Formula:
C2D6N2O
Color and Shape:
Colourless Oil
Molecular weight:
82.10

Ref: TR-N525626

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Enalapril maleate impurity C
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Enalapril maleate impurity C

CAS:76420-72-9
Enalapril maleate impurity C (E-C) is an impurity of enalapril, a drug that inhibits angiotensin-converting …
Formula:
C18H24N2O5
Purity:
Min. 98 Area-%
Color and Shape:
White Off-White Powder
Molecular weight:
348.39 g/mol

Ref: 3D-IE63755

1gDiscontinuedRequest information
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γ-Conjugated folic acid NHS ester
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γ-Conjugated folic acid NHS ester

CAS:153445-05-7
Please enquire for more information about γ-Conjugated folic acid NHS ester including the price, delivery …
Formula:
C23H22N8O8
Purity:
Min. 95%
Molecular weight:
538.5 g/mol

Ref: 3D-IC183333

Undefined sizeDiscontinuedRequest information
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Acarbose Impurity E
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Acarbose Impurity E

CAS:1220983-28-7
Acarbose Impurity E is an impurity found in acarbose. It is a natural, API impurity …
Purity:
Min. 95%

Ref: 3D-FA175652

Undefined sizeDiscontinuedRequest information
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Isosorbide-13C6 5-Mononitrate, 90%
TRC logo
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Isosorbide-13C6 5-Mononitrate, 90%

CAS:1217604-00-6
Formula:
C6H9NO6
Purity:
90%
Color and Shape:
White to Light Green Solid
Molecular weight:
197.09

Ref: TR-I902102

1mgDiscontinuedRequest information
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Dihydro Artemisinin-d3
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Dihydro Artemisinin-d3

CAS:176774-98-4
Stability Unstable in Solution Applications The main labelled metabolite of Artemisinin, Arteether, Artemether, Artesunate. An …
Formula:
C15H3H21O5
Color and Shape:
White to Off-White Solid
Molecular weight:
287.37

Ref: TR-D448362

5mgDiscontinuedRequest information
500µgDiscontinuedRequest information
Discontinued product
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Ketorolac tromethamine - Incorrect Polymorph
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Ketorolac tromethamine - Incorrect Polymorph

CAS:74103-07-4
Ketorolac tromethamine is a nonsteroidal anti-inflammatory drug (NSAID) that inhibits prostaglandin synthesis. It has been …
Formula:
C15H13NO3·C4H11NO3
Purity:
Min. 95%
Molecular weight:
376.4 g/mol

Ref: 3D-IK58066

100mgDiscontinuedRequest information
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Nabumetone dimer
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Nabumetone dimer

CAS:343272-53-7
Nabumetone is a nonsteroidal anti-inflammatory drug that is metabolized by the liver to form a …
Formula:
C27H26O3
Purity:
Min. 95%
Molecular weight:
398.49 g/mol

Ref: 3D-IN26116

1gDiscontinuedRequest information
1mgDiscontinuedRequest information
2mgDiscontinuedRequest information
5mgDiscontinuedRequest information
10mgDiscontinuedRequest information
25mgDiscontinuedRequest information
50mgDiscontinuedRequest information
100mgDiscontinuedRequest information
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Tropicamide Related Compound D (2-phenylacetic acid)
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Tropicamide Related Compound D (2-phenylacetic acid)

Controlled Product
CAS:103-82-2
Phenylacetic acid (alpha-toluic acid) and its salts
Formula:
C8H8O2
Color and Shape:
Beige Powder
Molecular weight:
136.05243

Ref: 45-1699049

15mgDiscontinuedRequest information
Discontinued product
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