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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 50,561-50,570 of 59,523

Fluocinolone Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-F085-013
CAS
2022-55-1
Formula
C21H29FO6
Family
Fluocinolone
Synonyms
9a-Fluoro-11beta, 6a, 17a, 21-Tetrahydroxy-Pregna-4-ene-3, 20-Dione

Fluocinolone Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-F085-017
CAS
4306-83-6
Formula
C23H28F2O7
Family
Fluocinolone
Synonyms
[2-[(8S,9R,10S,13S,14S,17S)-6,9-Difluoro-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate

Fluocinolone Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-F085-018
CAS
3830-58-8
Formula
C22H30F2O5
Family
Fluocinolone
Synonyms
(6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-Difluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one

Fluocinolone Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-F085-020
CAS
389119-98-6
Formula
C22H28F2O4
Family
Fluocinolone
Synonyms
(1S,2S,4R,8S,9S,11S,12R,13S,19S)-12,19-Difluoro-11-hydroxy-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one, Androsta-1,4-dien-3-one, 6,9-difluoro-11-hydroxy-16,17-((1-methylethylidene)bis(oxy))-, (6alpha,11beta,16alpha,17alpha)-

4-Fluorobenzonitrile

ImpurityLevels of characterisation
Cat. No.
P-L038-015
CAS
1194-02-1
Formula
C7H4FN
Family
Letrozole
Synonyms
Benzonitrile, 4-fluoro-, p-Fluorobenzonitrile

Flupirtine Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-F095-011
CAS
1417916-52-9
Formula
C30H32F2N8O4
Family
Flupirtine
Synonyms
Ethyl N-[2-amino-5-[6-amino-5-(ethoxycarbonylamino)-2-[(4-fluorophenyl)methylamino]-3-pyridinyl]-6-[(4-fluorophenyl)methylamino]-3-pyridinyl]carbamate

Flupirtine-d4 Hydrochloride

Isotopically labelledLevels of characterisation
Cat. No.
P-F095-004
CAS
1324717-75-0
Formula
C15H13D4FN4O2·HCl
Family
Flupirtine
Synonyms
Flupirtine-d4 Hydrochloride Salt

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