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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 54,621-54,630 of 59,523

Etrasimod Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-E141-009
CAS
161622-16-8
Formula
C14H15F3O2
Family
Etrasimod
Synonyms
Methyl 4-cyclopentyl-3-(trifluoromethyl)benzoate

Etrasimod Intermediates

ImpurityLevels of characterisation
Cat. No.
P-E141-007
CAS
1206124-13-1
Formula
C15H17NO3
Family
Etrasimod
Synonyms
Ethyl 2-(7-hydroxy-1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetate, Etrasimod Impurity 5

Fenbendazole EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-F017-002
CAS
10605-21-7
Formula
C9H9N3O2
Family
Fenbendazole
Synonyms
Carbendazim, methyl N-(1H-benzimidazol-2-yl)carbamate

Fenbendazole EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-F017-003
CAS
20367-38-8
Formula
C9H8ClN3O2
Family
Fenbendazole
Synonyms
Albendazole EP Impurity G, Methyl (5-chloro-2-benzimidazolyl)carbamate

Fenbendazole Sulphoxide

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-F017-010
CAS
53716-50-0
Formula
C15H13N3O3S
Family
Fenbendazole
Synonyms
methyl N-[6-(benzenesulfinyl)-1H-benzimidazol-2-yl]carbamate, Oxfendazole

Fenbendazole-d3

Isotopically labelledLevels of characterisation
Cat. No.
P-F017-005
CAS
1228182-47-5
Formula
C15H10D3N3O2S
Family
Fenbendazole
Synonyms
trideuteriomethyl N-(6-phenylsulfanyl-1H-benzimidazol-2-yl)carbamate, Fenbendazole-d3 (methyl-d3)

Fenbendazoleamine

ImpurityLevels of characterisation
Cat. No.
P-F017-008
CAS
53065-28-4
Formula
C13H11N3S
Family
Fenbendazole
Synonyms
6-phenylsulfanyl-1H-benzimidazol-2-amine, Fbz-NH2

Fenspiride Impurity A

ImpurityLevels of characterisation
Cat. No.
P-F031-007
CAS
23808-42-6
Formula
C14H22N2O
Family
Fenspiride
Synonyms
4-(Aminomethyl)-1-phenethylpiperidin-4-ol, Fenspiride Impurity 1

Fenspiride N-Oxide

ImpurityLevels of characterisation
Cat. No.
P-F031-009
CAS
210690-26-9
Formula
C15H20N2O3
Family
Fenspiride
Synonyms
8-oxido-8-(2-phenylethyl)-1-oxa-3-aza-8-azoniaspiro[4.5]decan-2-one

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