ChemicalBook >> CAS DataBase List >>9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate

9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate

CAS No.
912-38-9
Chemical Name:
9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate
Synonyms
21-Acetyloxy-9β,11β-epoxy-17-hydroxy-16β-methylpregna-1,4-diene-3,20-dione;Betamethasone Impurity 18;Betamethasone Acetate Impurity;Betamethasone Acetate - Impurity D;Betamethasone Acetate EP Impurity D;21-O-Acetyl Betamethasone 9, 11-Epoxide;Betamethasone Impurity 21(Betamethasone Acetate EP Impurity D);Betamethasone Impurity 18 (Desoximetasone Beta Methyl Epoxide 21-Acetate);9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione 21-acetate;9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-Acetate
CBNumber:
CB9896352
Molecular Formula:
C24H30O6
Molecular Weight:
414.4914
MDL Number:
MFCD28359078
MOL File:
912-38-9.mol
Last updated:2023-05-04 15:14:34
Product description Number Pack Size Price
9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione21-Acetate E589185 1g $1165
9-BETA,11-BETA-EPOXY-17,21-DIHYDROXY-16-BETA-METHYLPREGNA-1,4-DIENE-3,20-DIONE-21-ACETATE 95.00% SHG0007045 5MG $502.79

9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate Properties

Melting point 198-203°C
Boiling point 575.1±50.0 °C(Predicted)
Density 1.29±0.1 g/cm3(Predicted)
storage temp. -20°C Freezer
solubility Chloroform (Slightly), Dioxane (Slightly), DMSO (Slightly), Methanol (Slightly)
form Solid
pka 12.51±0.70(Predicted)
color White
FDA UNII Q4RBW718KS

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS08
Signal word  Warning
Hazard statements  H373
Precautionary statements  P260-P314-P501
HS Code  2937290000

9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate price More Price(2)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC E589185 9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione21-Acetate 912-38-9 1g $1165 2021-12-16 Buy
American Custom Chemicals Corporation SHG0007045 9-BETA,11-BETA-EPOXY-17,21-DIHYDROXY-16-BETA-METHYLPREGNA-1,4-DIENE-3,20-DIONE-21-ACETATE 95.00% 912-38-9 5MG $502.79 2021-12-16 Buy
Product number Packaging Price Buy
E589185 1g $1165 Buy
SHG0007045 5MG $502.79 Buy

9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-Acetate is an intermediate in the production of Betamethasone (B327000), which is a glucocorticoid used as an anti-inflammatory agent.

9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate Preparation Products And Raw materials

Raw materials

Preparation Products

9,11β-Epoxy-17-hydroxy-16β-methyl-3,20-dioxo-9β-pregna-1,4-diene-21-yl Acetate Suppliers

Global( 41)Suppliers
Supplier Tel Email Country ProdList Advantage
Hunan Yuanye Pharmaceutical Co., Ltd.
+8615857615745 2675013845@qq.com China 87 58
Wuhan Jingkang en Biomedical Technology Co., Ltd
+8613720134139 orders@jknbiochem.com China 5221 58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
+8618950047208 ellena@amitychem.com China 43416 58
Pure Research Chemicals
+86-13564847951 +86-18019592524 info@purerechem.com China 1000 58
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
+undefined18603013401 jack.lin@sincopharmachem.com China 9999 58
J & K SCIENTIFIC LTD. 18210857532; 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32321 50
ChemCell Biomedicine Co.,Ltd. 020-13556033878 2965585218 13556033878 chemcell@hotmail.com China 369 52
S.Z. PhyStandard Bio-Tech. Co., Ltd. 0755-4000505016 13380397412 3001272453@qq.com China 5157 50
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18405 56
(9β)-9,11β-Epoxy-16β-methyl-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate 21-Acetyloxy-9β,11β-epoxy-17-hydroxy-16β-methylpregna-1,4-diene-3,20-dione beta,11beta-Epoxy-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-acetate Betamethasone Acetate EP Impurity D 9beta,11beta-epoxy-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 21-acetate 9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione 21-acetate Betamethasone Impurity 18 Betamethasone Impurity 21(Betamethasone Acetate EP Impurity D) Betamethasone Acetate impurity 2/Betamethasone Acetate EP Impurity D/9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-Acetate Betamethasone Impurity 18 (Desoximetasone Beta Methyl Epoxide 21-Acetate) 21-O-Acetyl Betamethasone 9, 11-Epoxide 9β,11β-Epoxy-17,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-Acetate Betamethasone Acetate - Impurity D 9β,11β-epoxy-17α,21-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-acetate Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-17-hydroxy-16-methyl-, (9β,11β,16β)- 9,11beta-Epoxy-17-hydroxy-16beta-methyl-3,20-dioxo-9beta-pregna-1,4-diene 21-Acetate Betamethasone Acetate Impurity Betamethasone Acetate EP Impurity D (Betamethasone Acetate USP Related Compound D) (9β,11β,16β)-21-(Acetyloxy)-9,11-epoxy-17-hydroxy-16-methylpregna-1,4-diene-3,20-dione 912-38-9 Intermediates & Fine Chemicals Pharmaceuticals Steroids