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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 50,331-50,340 of 59,523

Tinidazole EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T124-003
CAS
25459-12-5
Formula
C8H13N3O4S
Family
Tinidazole
Synonyms
1-(2-ethylsulfonylethyl)-2-methyl-4-nitroimidazole, Isotinidazole

Tinidazole Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-T124-005
CAS
79318-98-2
Formula
C8H14N2O2S
Family
Tinidazole
Synonyms
1-(2-(ethylsulfonyl)ethyl)-2-methyl-1H-imidazole, 1-(2-ethylsulfonylethyl)-2-methylimidazole

Tinidazole Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-T124-006
CAS
159790-77-9
Formula
C7H11N3O4S
Family
Tinidazole
Synonyms
1-(2-(ethylsulfonyl)ethyl)-4-nitro-1H-imidazole, 1-(2-ethylsulfonylethyl)-4-nitroimidazole

Tinidazole Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-T124-007
CAS
159790-76-8
Formula
C7H11N3O4S
Family
Tinidazole
Synonyms
1-(2-(ethylsulfonyl)ethyl)-5-nitro-1H-imidazole, 1-(2-ethylsulfonylethyl)-5-nitroimidazole

Tinidazole Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-T124-008
CAS
13230-19-8
Formula
C8H13N3O2S
Family
Tinidazole
Synonyms
1-(2-(ethylthio)ethyl)-2-methyl-4-nitro-1H-imidazole, 1-(2-ethylsulfanylethyl)-2-methyl-4-nitroimidazole

Tinidazole Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-T124-009
CAS
28795-33-7
Formula
C8H13N3O2S
Family
Tinidazole
Synonyms
1-(2-(ethylthio)ethyl)-2-methyl-5-nitro-1H-imidazole, 1-(2-ethylsulfanylethyl)-2-methyl-5-nitroimidazole

Tinidazole Impurity 6

ImpurityLevels of characterisation
Cat. No.
P-T124-014
CAS
140165-54-4
Formula
C8H13N3O4S
Family
Tinidazole
Synonyms
N-(2-(ethylsulfonyl)ethyl)-5-methyl-1,2,4-oxadiazole-3-carboxamide

Tizanidine EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T138-003
CAS
51322-69-1
Formula
C9H9N5S
Family
Tizanidine
Synonyms
Tizanidine Impurity A, N-(4,5-dihydro-1H-imidazol-2-yl)-2,1,3-benzothiadiazol-4-amine

Tizanidine EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T138-026
CAS
51323-05-8
Formula
C7H5ClN4S2
Family
Tizanidine
Synonyms
N-(5-Chloro-2,1,3-benzothiadiazol-4-yl)-thiourea, Thiourea, N-(5-chloro-2,1,3-benzothiadiazol-4-yl)-

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