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Dexamethasone Impurity I

Product Name
Dexamethasone Impurity I
CAS No.
14622-47-0
Chemical Name
Dexamethasone Impurity I
Synonyms
DB11(16β-Methyl Epoxide);Carbamazepine Impurity 23;Dexamethasone-9(11)-alpha-Epoxide;Dexamethasone impurity 3/Dexamethasone EP Impurity I;Dexamethasone Impurity 9(Dexamethasone EP Impurity I);Dexamethasone EP Impurity I / Dexamethasone-9(11)-αEpoxide;17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnadien-(1.4)-dion-(3.20);(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione;(11a,16a)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione;(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
CBNumber
CB21009572
Molecular Formula
C22H28O5
Formula Weight
372.45
MOL File
14622-47-0.mol
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Dexamethasone Impurity I Property

Melting point:
>211°C
Boiling point:
564.9±50.0 °C(Predicted)
Density 
1.32±0.1 g/cm3(Predicted)
storage temp. 
Refrigerator
solubility 
DMSO (Slightly), Methanol (Slightly, Sonicated)
form 
Solid
pka
12.56±0.70(Predicted)
color 
White to Pale Red
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC
Product number
E589170
Product name
(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
Packaging
25mg
Price
$1695
Updated
2021/12/16
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Dexamethasone Impurity I Chemical Properties,Usage,Production

Uses

(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione, can be used for the synthesis of Calicoferol E, a vitamin D3 analogues.

Dexamethasone Impurity I Preparation Products And Raw materials

Raw materials

Preparation Products

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Dexamethasone Impurity I Suppliers

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14622-47-0, Dexamethasone Impurity IRelated Search:


  • 16β-METHYL EPOXIDE(DB-11), 17α,21-DIHYDROXY-9β,11β,EPOXY-16β-METHYLPREGN-1,4-DIENE-3,20-DIONE
  • 16BETA-METHYL EPOXIDE(DB-11): 17ALPHA,21-DIHYDROXY-9BETA,11BETA,EPOXY-16BETA-METHYLPREGN-1,4-DIENE-3,20-DIONE
  • DB11(16β-Methyl Epoxide)
  • (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione
  • Dexamethasone-9(11)-alpha-Epoxide
  • (4aS,4bR,5aR,6aS,7R,8R,9aS,9bS)-7-hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one
  • Dexamethasone Impurity 9(Dexamethasone EP Impurity I)
  • Dexamethasone impurity 3/Dexamethasone EP Impurity I
  • 17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnadien-(1.4)-dion-(3.20)
  • Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (11α,16α)-
  • (11a,16a)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
  • (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
  • Dexamethasone EP Impurity I / Dexamethasone-9(11)-αEpoxide
  • (4aS,4bR,5aR,6aS,7R,8R,9aS,9bS)-7-hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one? (Dexamethasone Impurity)
  • (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregnα-1,4-diene-3,20-dione
  • Carbamazepine Impurity 23
  • (11Alpha,16Alpha)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
  • 14622-47-0
  • Pharmaceuticals, Intermediates & Fine Chemicals, Steroids