ChemicalBook > Product Catalog >Analytical Chemistry >Standard >Pharmaceutical Impurity Reference Standards >(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione

(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione

(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione Structure
CAS No.
131918-72-4
Chemical Name:
(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione
Synonyms
Budesonide Impurity 47;Budesonide Impurity 39;Budesonide impurity E-1;Budesonide 1,4,14-Triene Triol Impurity;(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione;Pregna-1,4,14-triene-3,20-dione, 21-(acetyloxy)-11,16,17-trihydroxy-, (11β,16α)-;(11Beta,16Alpha)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione;2-oxo-2-((8R,9S,10R,11S,13S,16R,17S)-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate
CBNumber:
CB23123500
Molecular Formula:
C23H28O7
Molecular Weight:
416.47
MOL File:
131918-72-4.mol
Modify Date:
2023/4/23 13:52:06

(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione Properties

Melting point >213°C (dec.)
Boiling point 620.1±55.0 °C(Predicted)
Density 1.37±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility Chloroform (Slightly, Heated), DMSO (Slightly), Methanol (Slightly)
form Solid
pka 11.39±0.70(Predicted)
color Beige

(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione Preparation Products And Raw materials

Raw materials

Preparation Products

(11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione Suppliers

Budesonide 1,4,14-Triene Triol Impurity 2-oxo-2-((8R,9S,10R,11S,13S,16R,17S)-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate Budesonide Impurity 39 Budesonide Impurity 47 Pregna-1,4,14-triene-3,20-dione, 21-(acetyloxy)-11,16,17-trihydroxy-, (11β,16α)- Budesonide impurity E-1 (11Beta,16Alpha)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione (11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione 131918-72-4