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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 55,021-55,030 of 59,523

Fenticonazole Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-F034-009
CAS
1208-87-3
Formula
C13H11ClS
Family
Fenticonazole
Synonyms
1-(Chloromethyl)-4-(phenylsulfanyl)benzene, 1-(Chloromethyl)-4-(phenylthio)benzene

Fipronil Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-F050-003
CAS
270564-31-3
Formula
C11H7Cl2F3N4O
Family
Fipronil
Synonyms
1-(2,6-Dichloro-4-trifluoromethylphenyl)-3-carboxamido-5-aminopyrazole, N-(5-Amino-1-(2,6-dichloro-4-(trifluoromethyl)phenyl)-1H-pyrazol-3-yl)formamide

Fipronil Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-F050-004
CAS
120068-81-7
Formula
C11H6ClF3N4
Family
Fipronil
Synonyms
5-Amino-1-(2-chloro-4-trifluoromethylphenyl)-3-cyanopyrazole, 5-amino-1-[2-chloro-4-(trifluoromethyl)phenyl]pyrazole-3-carbonitrile

Fipronil Sulfone

ImpurityLevels of characterisation
Cat. No.
P-F050-008
CAS
120068-36-2
Formula
C12H4Cl2F6N4O2S
Family
Fipronil
Synonyms
Fipronil sulphone

Fipronil-13C4

Isotopically labelledLevels of characterisation
Cat. No.
P-F050-002
CAS
2140327-54-2
Formula
C8¹³C4H4Cl2F6N4OS
Family
Fipronil

Firocoxib Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-F051-003
CAS
189955-79-1
Formula
C11H13BrO3S
Family
Firocoxib
Synonyms
2-Bromo-1-[4-(methanesulfonyl)phenyl]-2-methylpropan-1-one, 2-bromo-2-methyl-1-(4-methylsulfonylphenyl)propan-1-one

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