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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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Results 1,211-1,220 of 36,550

Betamethasone Impurity 43

ImpurityLevels of characterisation
Cat. No.
P-B064-134
Formula
C30H34O5S
Family
Betamethasone
Synonyms
[2-Oxo-2-[(8S,10S,13S,14S,16S,17R)-10,13,16-trimethyl-3-oxo-17-phenylsulfanyloxy-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-yl]ethyl] acetate

Betamethasone Impurity 46

ImpurityLevels of characterisation
Cat. No.
P-B064-137
Formula
C25H32ClFO5
Family
Betamethasone
Synonyms
[(8S,9S,10S,11S,13S,14S,16S,17R)-17-(2-Chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate

Betamethasone Impurity 49

ImpurityLevels of characterisation
Cat. No.
P-B064-140
Formula
C25H32ClFO5
Family
Betamethasone
Synonyms
[(8S,9R,10S,11R,13S,14S,16S,17R)-17-(2-Chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] propanoate

Betamethasone Impurity 51

ImpurityLevels of characterisation
Cat. No.
P-B064-143
Formula
C22H27BrO5
Family
Betamethasone
Synonyms
(1S,2S,8S,11S,13S,14R,15S,17S)-8-Bromo-14-hydroxy-14-(2-hydroxyacetyl)-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one

Betamethasone Impurity 52

ImpurityLevels of characterisation
Cat. No.
P-B064-144
Formula
C28H36O7
Family
Betamethasone
Synonyms
[2-Oxo-2-[(1R,2S,10S,11S,13S,14R,15S,17R)-2,13,15-trimethyl-5-oxo-14-propanoyloxy-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-14-yl]ethyl] propanoate

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