Mon-Fri 9:00-18:00 CET+39 095 7211344info@vitasanlabs.com

Pharmaceutical analytical standards

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

APIs from A to Z →

Results 24,541-24,550 of 35,292

Celecoxib Impurity 13

ImpurityLevels of characterisation
Cat. No.
P-C110-033
CAS
2860553-66-6
Formula
C8H8N2O5S
Family
Celecoxib
Synonyms
4-[Acetyl(nitroso)amino]benzenesulfonic acid

Celecoxib Impurity 14

ImpurityLevels of characterisation
Cat. No.
P-C110-034
CAS
1803258-57-2
Formula
C17H16F3N3O3S
Family
Celecoxib
Synonyms
4-[5-Hydroxy-3-(4-methylphenyl)-5-(trifluoromethyl)-4H-pyrazol-1-yl]benzenesulfonamide

Celecoxib Impurity 15

ImpurityLevels of characterisation
Cat. No.
P-C110-035
CAS
2356153-95-0
Formula
C17H14F3N3O3S
Family
Celecoxib
Synonyms
4-[5-(4-Methylphenyl)-2-oxido-3-(trifluoromethyl)pyrazol-2-ium-1-yl]benzenesulfonamide, Celecoxib N-Oxide

Celecoxib Impurity 16

ImpurityLevels of characterisation
Cat. No.
P-C110-036
CAS
2629980-83-0
Formula
C17H16F3N3O3S
Family
Celecoxib
Synonyms
4-[5-Hydroxy-5-(4-methylphenyl)-3-(trifluoromethyl)-4H-pyrazol-1-yl]benzenesulfonamide

Celecoxib Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-C110-011
CAS
163266-02-2
Formula
C11H9F3O2
Family
Celecoxib
Synonyms
4,4,4-Trifluoro-1-(o-tolyl)butane-1,3-dione, 4,4,4-trifluoro-1-(2-methylphenyl)butane-1,3-dione

Celecoxib Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-C110-015
CAS
4392-39-6
Formula
C12H13N5O4S2
Family
Celecoxib
Synonyms
4-Amino-3-[(4-sulfamoylphenyl)diazenyl]benzenesulfonamide

Celecoxib Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-C110-021
CAS
35282-78-1
Formula
C6H6N3O2S·Cl
Family
Celecoxib
Synonyms
Benzenediazonium, 4-(aminosulfonyl)-, chloride, 4-sulfamoylbenzenediazonium chloride

Celecoxib Impurity G

ImpurityLevels of characterisation
Cat. No.
P-C110-012
CAS
1061214-06-9
Formula
C15H17N3O2S
Family
Celecoxib
Synonyms
4-(2-(1-(4-Methylphenyl)ethylidene)hydrazinyl)-benzenesulfonamide, 4-[(2E)-2-[1-(4-methylphenyl)ethylidene]hydrazinyl]benzenesulfonamide

4-Chloro-2-Trifluoroacetylaniline

ImpurityLevels of characterisation
Cat. No.
P-E012-009
CAS
154598-53-5
Formula
C8H5ClF3NO
Family
Efavirenz
Synonyms
1-(2-Amino-5-chlorophenyl)-2,2,2-trifluoroethanone, Ethanone, 1-(2-amino-5-chlorophenyl)-2,2,2-trifluoro-

Need a molecule you cannot find?

Custom synthesis of impurities, metabolites and labelled compounds, with the same characterisation level.