9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate

Product Name: 9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate
CAS No.: 4735-65-3
Chemical Name: 9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate
Synonyms: Betamethasone Impurity 20;21-Acetoxy-9α-Bromo-11β,17α-dihydroxy-16β-methyl-pregna-1.4-dien-3.20-dion;9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate;9-Bromo-11β,17,21-trihydroxy-16β-methyl-pregna-1,4-diene-3,20-dione 21-Acetate;Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9-bromo-11,17-dihydroxy-16-methyl-, (11β,16β)- (9CI)
CBNumber: CB71451532
Molecular Formula: C24H31BrO6
Formula Weight: 495.41
MOL File: 4735-65-3.mol

More

Less

9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate Property

Melting point:: 140-142 °C (decomp)(Solv: acetone (67-64-1); ethyl ether (60-29-7))
Boiling point:: 619.1±55.0 °C(Predicted)
Density: 1.44±0.1 g/cm3(Predicted)
pka: 12.12±0.70(Predicted)

More

Less

Hazard and Precautionary Statements (GHS)

More

Less

9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate Chemical Properties,Usage,Production

Uses

9-Bromo-11β,17,21-trihydroxy-16β-methyl-pregna-1,4-diene-3,20-dione 21-Acetate is an intermediate used in the preparation of 9α-bromo-11β-hydroxy-substituted steroids and 6-hydroxycorticosteroids.

9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate Preparation Products And Raw materials

Raw materials

Progesterone Ethylene glycol Methyl bromide

Preparation Products

More

Less

9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate Suppliers

China 11 Global 11

ChemCell Biomedicine Co.,Ltd.

Tel: 020-13556033878 2965585218 13556033878
Fax: 0086-0757-85406358
Email: chemcell@hotmail.com
Country: China
ProdList: 369
Advantage: 52

ChemStrong Scientific Co.,Ltd

Tel: 0755-0755-66853366 13670046396
Fax: 0755-28363542
Email: sales@chem-strong.com
Country: China
ProdList: 18070
Advantage: 56

Shanghai Send Pharmaceutical Technology Co., Ltd.

Tel: 021-58088081 Q3382968513
Fax: QQ3382968513
Email: hailey@shsendpharm.com
Country: China
ProdList: 3129
Advantage: 55

Meng Cheng Technology (Shanghai) Co., LTD

Tel: 400-820-6829
Email: sales@mitachieve.com
Country: China
ProdList: 8860
Advantage: 58

LangFangshi Zekang Pharma Tech CO.,Itd.

Tel: 0316-2883536 19333636468
Email: 93618484@qq.com
Country: China
ProdList: 1432
Advantage: 58

Shenzhen Excellent Biomedical Technology Co., Ltd.

Tel: 18318671572
Email: 2850803126@qq.com
Country: China
ProdList: 4993
Advantage: 58

Shanghai Zerui Biotechnology Co., Ltd.

Tel: 021-54580889 18321124657
Fax: 021-54580889
Email: 731997554@qq.com
Country: China
ProdList: 10608
Advantage: 58

Baoji Didu Pharmaceutical and Chemical Co., Ltd

Tel: 02961856358 15829046862
Email: 1035@dideu.com
Country: China
ProdList: 10011
Advantage: 58

Hubei Moco Chemical Co., Ltd.

Tel: 18627753421 18627756402
Fax: QQ：3001051413
Email: 3001009495@qq.com
Country: China
ProdList: 19063
Advantage: 58

Shandong Mingde Biotechnology Co., Ltd

Tel: 15553348166
Email: m15553348166@163.com
Country: China
ProdList: 15200
Advantage: 58

4735-65-3, 9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetateRelated Search:

Betamethasone Valerate EP Impurity I Betamethasone Impurity 16 9-fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate 17,21-dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione Beclomethasone dipropionate Betamethasone Acetate EP Impurity C 9-Fluoro-11β,17,21-trihydroxy-16β-Methylpregna-1,4-diene-3,20-dione 21-Methanesulfonate 17-Propionate Betamethasone Valerate EP Impurity F Betamethasone 21-acetate doxibetasol BETAMETHASONE 21-PROPIONATE Betamethasone EP Impurity I Betamethasone Impurity 38 21-Dehydro BetaMethasone BETAMETHASONE VALERATE RELATED COMPOUND A (50 MG) (BETAMETHASONE 21-VALERATE) (AS) Betamethasone Impurity 7 BetaMethasone 9,11-Epoxide 17,21-Dipropionate Betamethasone EP Impurity D

9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate

Betamethasone Impurity 20

21-Acetoxy-9α-Bromo-11β,17α-dihydroxy-16β-methyl-pregna-1.4-dien-3.20-dion

Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9-bromo-11,17-dihydroxy-16-methyl-, (11β,16β)- (9CI)

9-Bromo-11β,17,21-trihydroxy-16β-methyl-pregna-1,4-diene-3,20-dione 21-Acetate

4735-65-3