Budesonide Impurity A (21-acetate of Budes.)

Name	21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione
Synonyms	Budesonide EP Impurity K 21-Acetyloxy Budesonide-d8 Budesonide Impurity A (21-acetate of Budes.) Budesonide Impurity 11(Budesonide EP Impurity K) 21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione 21-(Acetoxy)-16α,17α-(butylidenedioxy)-11β-hydroxypregna-1,4diene-3,20-dione-d8 16α,17-[(1RS)-butylidenebis(oxy)]-11β,21-dihydroxypregna-1,4-diene-3,20-dione-21-acetate (11β,16α)-21-(Acetyloxy)-16,17-[butylidenebis(oxy)]-11-hydroxy-pregna-1,4-diene-3,20-dione
CAS	51333-05-2

Molecular Formula	C27H36O7
Molar Mass	472.57
Density	1.26±0.1 g/cm3(Predicted)
Melting Point	156-158°C (dec.)
Boling Point	611.4±55.0 °C(Predicted)
Solubility	Chloroform (Slightly), Methanol (Slightly)
Appearance	Solid
Color	White
pKa	14.26±0.70(Predicted)
Storage Condition	Refrigerator