ChemicalBook Product Catalog Analytical Chemistry Standard Pharmaceutical Impurity Reference Standards Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)-

Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)-

Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Basic information
Product Name:Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)-
Synonyms:Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)-;Budenoside Impurity 8;(9β,11β,16α)-21-(Acetyloxy)-9,11-epoxy-16,17-dihydroxypregna-1,4-diene-3,20-dione
CAS:58404-37-8
MF:C23H28O7
MW:416.47
EINECS:611-648-4
Product Categories:
Mol File:58404-37-8.mol
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Structure
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Chemical Properties
Melting point 170-171°C
Boiling point 592.7±50.0 °C(Predicted)
density 1.38±0.1 g/cm3(Predicted)
storage temp. Amber Vial, Refrigerator, Under inert atmosphere
solubility Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
pka11.96±0.70(Predicted)
form Solid
color White to Off-White
Stability:Light Sensitive
Safety Information
MSDS Information
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Usage And Synthesis
Uses(9β,11β,16α)-21-(Acetyloxy)-9,11-epoxy-16,17-dihydroxypregna-1,4-diene-3,20-dione is a steroid.
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Preparation Products And Raw materials
16α,17-[(1RS)-Butylidenebis(oxy)]-11β-hydroxy-17-(hydroxyMethyl)-D-hoMoandrosta-1,4-diene-3,17a-dione (Mixture of DiastereoMers) 21-Dehydro Budesonide IMp. A (EP): 11β,16α,17,21-Tetrahydroxy-pregna-1,4-diene-3,20-dione (16-Hydroxy- prednisolone) Budesonide Impurity 7 21-Acetoxy-11-oxo-16α,17α-propylMethylenedioxpregna-1,4-diene-3,20-dione (11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione Prednisone 17, 21-Diacetate 11beta,16alpha,17,21-tetrahydroxypregn-4-ene-3,20-dione Budesonide Impurity 11 Budesonide Impurity 18 16α,17,21-Trihydroxy-pregna-1,4-diene-3,11,20-trione Budesonide iMpurity 21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione Budesonide Impurity 6 (16α)-16,17-[Butylidenebis(oxy)]-21-hydroxypregna-1,4-diene-3,11,20-trione 21-Dehydro-16α-hydroxy Prednisolone 1,2-Dehydrobudesonide 2,4,6-tripropyl-1,3,5-trioxane
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