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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

APIs from A to Z →

Results 31,301-31,310 of 36,550

Mesna Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-M064-015
CAS
1709792-04-0
Formula
C3H8O3S2
Family
Mesna
Synonyms
2-Mercaptoethanesulfonic Acid Methyl Ester, Methyl-2-sulfanylethanesulfonate

3-Methoxynordazepam

ImpurityLevels of characterisation
Cat. No.
P-O052-009
CAS
18878-19-8
Formula
C16H13ClN2O2
Family
Oxazepam
Synonyms
7-chloro-3-methoxy-5-phenyl-1,3-dihydro-1,4-benzodiazepin-2-one

Methyl reserpate

ImpurityLevels of characterisation
Cat. No.
P-R038-004
CAS
2901-66-8
Formula
C23H30N2O5
Family
Reserpine
Synonyms
Methyl (3beta,16beta,17alpha,18beta,20alpha)-18-hydroxy-11,17-dimethoxyyohimban-16-carboxylate, NSC 81464

beta-Methyl-Choline Chloride

ImpurityLevels of characterisation
Cat. No.
P-C152-007
CAS
2382-43-6
Formula
C6H16NO·Cl
Family
Choline
Synonyms
2-hydroxypropyl(trimethyl)azanium chloride, Ammonium, (2-hydroxypropyl)trimethyl-, chloride

1-Methylaziridine

ImpurityLevels of characterisation
Cat. No.
P-T098-002
CAS
1072-44-2
Formula
C3H7N
Family
Thiotepa
Synonyms
Aziridine, 1-methyl-, NMethylaziridine

Methylclonazepam

ImpurityLevels of characterisation
Cat. No.
P-C212-015
CAS
5527-71-9
Formula
C16H12ClN3O3
Family
Clonazepam
Synonyms
5-(2-chlorophenyl)-1-methyl-7-nitro-3H-1,4-benzodiazepin-2-one, Clonazepam, methyl

Methylenetriphenylphosphorane

ImpurityLevels of characterisation
Cat. No.
P-N014-005
CAS
19493-09-5
Formula
C19H17P
Family
Nalmefene
Synonyms
Nalmefene Impurity 14, methylidene(triphenyl)-lambda5-phosphane

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