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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 55,301-55,310 of 59,523

Tofisopam Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-T143-002
CAS
4483-47-0
Formula
C22H28O4
Family
Tofisopam
Synonyms
1-(3,4-dimethoxyphenyl)-3-ethyl-5,6-dimethoxy-2-methyl-indane, Diisohomoeugenol

Tofisopam Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-T143-003
CAS
15462-91-6
Formula
C22H26O6
Family
Tofisopam
Synonyms
3-(2-(3,4-Dimethoxybenzoyl)-4,5-dimethoxyphenyl)pentan-2-one, Benzophenone, 2-(1-ethylacetonyl)-3',4,4',5-tetramethoxy-

Tofisopam Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-T143-006
CAS
15462-94-9
Formula
C22H24O5
Family
Tofisopam
Synonyms
4-(3,4-Dimethoxyphenyl)-1-ethyl-6,7-dimethoxynaphthalen-2-ol

Tofisopam Impurity 7

ImpurityLevels of characterisation
Cat. No.
P-T143-008
CAS
37952-09-3
Formula
C22H28N2O5
Family
Tofisopam
Synonyms
(3,4-Dimethoxyphenyl)-[2-[(2E)-2-hydrazinylidenepentan-3-yl]-4,5-dimethoxyphenyl]methanone, Tofisopam impurity

Triazolam Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-T191-003
CAS
54567-12-3
Formula
C15H13Cl2N3O
Family
Triazolam
Synonyms
3-Amino-6-chloro-4-(2-chlorophenyl)-2-methylquinazolin-4-ol

Triazolam Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-T191-006
CAS
64445-00-7
Formula
C18H12Cl2N4
Family
Triazolam
Synonyms
8-Chloro-6-(2-chlorophenyl)-1-ethenyl-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepine

Triazolam Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-T191-007
CAS
75450-52-1
Formula
C18H15Cl2N3O2
Family
Triazolam
Synonyms
8-Chloro-6-(2-chlorophenyl)-6-methoxy-1-methyl-4H-[1,2,4]triazolo[4,3-a][4,1]benzoxazepine

Triazolam Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-T191-008
CAS
54196-62-2
Formula
C17H13Cl2N3O2
Family
Triazolam
Synonyms
[5-Chloro-2-[3-(hydroxymethyl)-5-methyl-1,2,4-triazol-4-yl]phenyl]-(2-chlorophenyl)methanone

Triazolam-d3

Isotopically labelledLevels of characterisation
Cat. No.
P-T191-002
CAS
112393-65-4
Formula
C17H9D3Cl2N4
Family
Triazolam

3,5,6-Trichloro-2-pyridinol-13C5

Isotopically labelledLevels of characterisation
Cat. No.
P-C726-002
CAS
1330171-47-5
Formula
¹³C5H2Cl3NO
Synonyms
Chlorpyrifos Impurity 1-13C5, 3,5,6-trichloro-(2,3,4,5,6-13C5)1H-pyridin-2-one

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