21-Dehydro Budesonide

21-Dehydro Budesonide Structure
CAS No.
85234-63-5
Chemical Name:
21-Dehydro Budesonide
Synonyms
21-Dehydro Budesonide;Budesonide IMpurity D;Budesonide EP Impurity D;Budesonide Impurity 4(Budesonide EP Impurity D);"Budesonide impurity D" 21 dehydrogenated budesonide“;Budesonide EP Impurity-D (Budesonide Aldehyde Impurity);16α,17-[(1RS)-butylidenebis(oxy)]-11β-hydroxy-3,20-dioxopregna-1,4-dien-21-al;16α,17-[(1RS)-Butylidenebis(oxy)]-11β-hydroxy-3,20-dioxopregna-1,4-dien-21-al;(11β,16α)-16,17-[Butylidenebis(oxy)]-11-hydroxy-3,20-dioxopregna-1,4-dien-21-al;Pregna-1,4-dien-21-al, 16,17-[butylidenebis(oxy)]-11-hydroxy-3,20-dioxo-, (11β,16α)-
CBNumber:
CB12557990
Molecular Formula:
C25H32O6
Molecular Weight:
428.52
MOL File:
85234-63-5.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06

21-Dehydro Budesonide Properties

Melting point >110oC (dec.)
Boiling point 572.5±50.0 °C(Predicted)
Density 1.27±0.1 g/cm3(Predicted)
storage temp. Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly)
pka 14.21±0.70(Predicted)
form Solid
color White to Light Yellow
Stability Hygroscopic
CAS DataBase Reference 85234-63-5

21-Dehydro Budesonide Chemical Properties,Uses,Production

Chemical Properties

Pale Yellow Solid

Uses

21-Dehydro Budesonide (Budesonide EP Impurity D) is a Budesonide (B689490) impurity.

21-Dehydro Budesonide Preparation Products And Raw materials

Raw materials

Preparation Products

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21-Dehydro Budesonide (11β,16α)-16,17-[Butylidenebis(oxy)]-11-hydroxy-3,20-dioxopregna-1,4-dien-21-al Budesonide IMpurity D 16α,17-[(1RS)-butylidenebis(oxy)]-11β-hydroxy-3,20-dioxopregna-1,4-dien-21-al Budesonide Impurity 4(Budesonide EP Impurity D) Budesonide EP Impurity D Pregna-1,4-dien-21-al, 16,17-[butylidenebis(oxy)]-11-hydroxy-3,20-dioxo-, (11β,16α)- 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-2,4,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoacetaldehyde "Budesonide impurity D" 21 dehydrogenated budesonide“ Budesonide EP Impurity-D (Budesonide Aldehyde Impurity) 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoacetaldehyde 16α,17-[(1RS)-Butylidenebis(oxy)]-11β-hydroxy-3,20-dioxopregna-1,4-dien-21-al 85234-63-5 Impurities Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals Steroids