CAS No 50-23-7

IUPAC 11β,17,21-Trihydroxypregn-4-ene-3,20-dione

Catalogue No. PACE-H04001

Molecular Formula C₂₁H₃₀O₅

Molecular Weight 362.5 g/mol

Synonyms Hydrocortisone Acetate EP Impurity A , Prednisolone EP Impurity A

CAS No 50-24-8

IUPAC 11β,17,21-Trihydroxypregna-1,4-diene-3,20-dione

Catalogue No. PACE-H04002

Molecular Formula C₂₁H₂₈O₅

Molecular Weight 360.4 g/mol

Synonyms  Prednisolone Acetate EP Impurity B , Prednicarbate EP Impurity A , prednisolone

CAS No 53-06-5

IUPAC 17,21-Dihydroxypregn-4-ene-3,11,20-trione

Catalogue No. PACE-H04003

Molecular Formula C₂₁H₂₈O₅

Molecular Weight 360.4 g/mol

Synonyms cortisone

CAS No 50-03-3

IUPAC 11β,17-Dihydroxy-3,20-dioxopregn-4-en-21-yl acetate

Catalogue No. PACE-H04004

Molecular Formula C₂₃H₃₂O₆

Molecular Weight 404.5 g/mol

Synonyms Hydrocortisone Acetate , Prednisolone Acetate EP Impurity A