Intermediate of API

Budesonide Impurity 6

CasNo:131918-73-5

Molecular Formula:C21H26O6

Specifications:>95+%HPLC

16alpha,17,21-trihydroxypregna-1,4,9(11)-triene-3,20-dione 21-acetate

CasNo:77017-20-0

Molecular Formula:C23H28O6

Specifications:>95% HPLC

16α-Butyloxyprednisolone (Budenoside IMpurity)

CasNo:113930-13-5

Molecular Formula:C25H34O7

Specifications:>95+%

21-Hydroxy-pregna-1,4,16-triene-3,11,20-trione 21-Acetate

CasNo:82423-35-6

Molecular Formula:C23H26O5

Specifications:>95+%

11beta,21-dihydroxypregna-4,16-diene-3,20-dione 21-acetate

CasNo:21720-47-8

Molecular Formula:C23H30O5

Specifications:>95+%

112,21-dihydroxypregna-1,4,16-triene-3,20-dione

CasNo:3103-17-1

Molecular Formula:C21H26O4

Specifications:>95+%

11beta,16alpha,17,21-tetrahydroxypregn-4-ene-3,20-dione

CasNo:1171-81-9

Molecular Formula:C21H30O6

Specifications:>95+%

Pregna-1,4,16-triene-3,20-dione, 21-(acetyloxy)-9-bromo-11-hydroxy-, (11β)-

CasNo:131711-17-6

Molecular Formula:C23H27BrO5

Specifications:>95+%

2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate

CasNo:103466-44-0

Molecular Formula:C23H26O5

Specifications:>95+%HPLC

Prednisolone Impurity A

CasNo:77017-17-5

Molecular Formula:C21H26O5

Specifications:>96%+HPLC

2,4,6-tripropyl-1,3,5-trioxane

CasNo:2396-43-2

Molecular Formula:C12H24O3

Specifications:>95+%HPLC

2-((8S,9S,10R,11S,13S,14S)-11-acetoxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

CasNo:23825-05-0

Molecular Formula:C25H30O6

Specifications:>95+%HPLC