Basic information Safety Supplier Related

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

Basic information Safety Supplier Related

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

Product Name:
9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate
Synonyms:
  • 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
CAS:
4735-65-3
MF:
C24H31BrO6
MW:
495.41
Mol File:
4735-65-3.mol
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9-Bromo-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione-21-acetate Chemical Properties

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

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

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

ChemCell Biomedicine Co.,Ltd.
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ChemStrong Scientific Co.,Ltd
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Shanghai Send Pharmaceutical Technology Co., Ltd.
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Meng Cheng Technology (Shanghai) Co., LTD
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LangFangshi Zekang Pharma Tech CO.,Itd.
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