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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
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
N-Nitrosodimethylamine-13C2D6
REF: TR-N525626		- - -- - -Discontinued product
Biosynth logo
Paracetamol Impurity L
REF: 3D-IP171150		Min. 95%- - -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
TRC logo
N,N’-[(2-Hydroxypropane-1,3-diyl)bis[oxy(3-acetyl-1,4-phenylene)]]dibutanamide(Acebutolol Impurity)
REF: TR-H950830CAS: 1329613-31-1 		- - -- - -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
Tropicamide Related Compound D (2-phenylacetic acid)
REF: 45-1699049CAS: 103-82-2 		- - -- - -Discontinued product
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Dihydroartemisinin (alpha,beta Mixture)
TRC logo
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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

1gDiscontinuedRequest information
5gDiscontinuedRequest information
100mgDiscontinuedRequest information
Discontinued product
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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

1gDiscontinuedRequest information
5mgDiscontinuedRequest information
500mgDiscontinuedRequest information
Discontinued product
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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

1mgDiscontinuedRequest information
5mgDiscontinuedRequest information
10mgDiscontinuedRequest information
Discontinued product
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Paracetamol Impurity L
Biosynth logo
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Paracetamol Impurity L

Paracetamol Impurity L is a drug product that is used as an analytical standard for …
Formula:
C16H16N2O4
Purity:
Min. 95%
Molecular weight:
300.31 g/mol

Ref: 3D-IP171150

Undefined sizeDiscontinuedRequest information
Discontinued product
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Enalapril maleate impurity C
Biosynth logo
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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
5gDiscontinuedRequest information
100mgDiscontinuedRequest information
250mgDiscontinuedRequest information
500mgDiscontinuedRequest information
Discontinued product
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γ-Conjugated folic acid NHS ester
Biosynth logo
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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
Discontinued product
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N,N’-[(2-Hydroxypropane-1,3-diyl)bis[oxy(3-acetyl-1,4-phenylene)]]dibutanamide(Acebutolol Impurity)
TRC logo
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N,N’-[(2-Hydroxypropane-1,3-diyl)bis[oxy(3-acetyl-1,4-phenylene)]]dibutanamide(Acebutolol Impurity)

Controlled Product
CAS:1329613-31-1
Formula:
C27H34N2O7
Color and Shape:
Neat
Molecular weight:
498.57

Ref: TR-H950830

10mgDiscontinuedRequest information
100mgDiscontinuedRequest information
Discontinued product
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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
10mgDiscontinuedRequest information
Discontinued product
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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
Biosynth logo
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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
250mgDiscontinuedRequest information
500mgDiscontinuedRequest information
Discontinued product
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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
+ info
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