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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 30,571-30,580 of 36,550

Rufinamide Ethyl Ester

ImpurityLevels of characterisation
Cat. No.
P-R096-014
CAS
869501-51-9
Formula
C12H11F2N3O2
Family
Rufinamide
Synonyms
Rufinamide Impurity 5, Ethyl 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxylate

Rufinamide Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-R096-015
CAS
1364193-40-7
Formula
C10H9F2N3O
Family
Rufinamide
Synonyms
[1-[(2,6-Difluorophenyl)methyl]triazol-4-yl]methanol

Rufinamide Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-R096-016
CAS
1345545-54-1
Formula
C10H7F2N3O2
Family
Rufinamide
Synonyms
3-[(2,6-Difluorophenyl)methyl]triazole-4-carboxylic acid

Rufinamide-5-Carboxamide

ImpurityLevels of characterisation
Cat. No.
P-R096-019
CAS
1622904-99-7
Formula
C10H8F2N4O
Family
Rufinamide
Synonyms
Rufinamide Impurity 8, 3-[(2,6-difluorophenyl)methyl]triazole-4-carboxamide

Spiramycin I

ImpurityLevels of characterisation
Cat. No.
P-S078-017
CAS
24916-50-5
Formula
C43H74N2O14
Family
Spiramycin
Synonyms
Foromacidin A, Foromacidine A

Spiramycin II

ImpurityLevels of characterisation
Cat. No.
P-S078-018
CAS
24916-51-6
Formula
C45H76N2O15
Family
Spiramycin
Synonyms
Acetylspiramycin, Foromacidin B

Stearoyl Ethanolamide

ImpurityLevels of characterisation
Cat. No.
P-S362-017
CAS
111-57-9
Formula
C20H41NO2
Synonyms
N-Stearoylethanolamine, N-(2-hydroxyethyl)octadecanamide

Sulfamethoxazole Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-S111-010
CAS
51821-47-7
Formula
C10H11N3O3S
Family
Sulfamethoxazole
Synonyms
4-Amino-N-(5-methyloxazol-2-yl)benzenesulfonamide, 4-amino-N-(5-methyl-1,3-oxazol-2-yl)benzenesulfonamide

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