ChemicalBook > CAS DataBase List > 21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione

21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione

Product Name
21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione
CAS No.
51333-05-2
Chemical Name
21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione
Synonyms
Budesonide EP Imp K;Budesonide iMpurit K;Budesonide EP Impurity K;21-Acetyloxy Budesonide-d8;Budesonide 21-Acetate (Epimers);Budesonide Impurity A (21-acetate of Budes.);Budesonide Impurity 11(Budesonide EP Impurity K);Budesonide EP Impurity-K (Budesonide 21-Acetate);Budesonide EP Impurity K（mixture of enantiomers）;Budesonide EP Impurity K (Mixture of Diastereomers)
CBNumber
CB82502898
Molecular Formula
C27H36O7
Formula Weight
472.57
MOL File
51333-05-2.mol
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21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione Property

Melting point:
156-158°C (dec.)
Boiling point:
611.4±55.0 °C(Predicted)
Density 
1.26±0.1 g/cm3(Predicted)
storage temp. 
Refrigerator
solubility 
Chloroform (Slightly), Methanol (Slightly)
pka
14.26±0.70(Predicted)
form 
Solid
color 
White
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC
Product number
A165740
Product name
21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione
Packaging
1mg
Price
$65
Updated
2021/12/16
Usbiological
Product number
001152
Product name
21-Acetyloxy Budesonide-d8
Packaging
1mg
Price
$460
Updated
2021/12/16
TRC
Product number
A164487
Product name
21-AcetyloxyBudesonide-d8
Packaging
10mg
Price
$1320
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
D67576
Product name
21-AcetyloxyBudesonide-d8
Packaging
10mg
Price
$2200
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
RDL0015233
Product name
21-ACETYLOXY BUDESONIDE-D8
Purity
95.00%
Packaging
5MG
Price
$495.45
Updated
2021/12/16
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21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione Chemical Properties,Usage,Production

Chemical Properties

White Foam

Uses

21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione (Budesonide EP Impurity K) is an impurity of Budesonide (B689460), a non-halogenated glucocorticoid intended for the local treatment of lung disease.

Uses

Protected Budesonide-d8 (B689492), 21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione is a non-halogenated glucocorticoid related to triamcinolone hexacetonide. Used as an antiinflammatory agent.

21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione Preparation Products And Raw materials

Raw materials

Preparation Products

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21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione Suppliers

Canada 1 China 62 India 10 United Kingdom 1 United States 3 Global 77

51333-05-2, 21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dioneRelated Search:

Budesonide Impurity 7 Budesonide-d6 1,2-Dehydrobudesonide (16α)-16,17-[Butylidenebis(oxy)]-21-hydroxypregna-1,4-diene-3,11,20-trione 11β,16α,17,21-tetrahydroxypregna-1,4-diene-3,20-dione BUDESONIDE-D8 16α-Butyloxyprednisolone (Budenoside IMpurity) 9,11-Anhydrobudesonide Desonide Di-Norbudesonide (Mixture of DiastereoMers) 21-Dehydro Budesonide 14,15-Dehydro Budesonide Budesonide 9α-BroMobudesonide 16α,17-[(1RS)-Butylidenebis(oxy)]-11β-hydroxy-17-(hydroxyMethyl)-D-hoMoandrosta-1,4-diene-3,17a-dione (Mixture of DiastereoMers) (11β,16α)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione Pregna-1,4-diene-3,20-dione, 16,17-[butylidenebis(oxy)]-11-hydroxy-21-(1-oxobutoxy)-, (11β,16α)- 21-Acetoxy-11-oxo-16α,17α-propylMethylenedioxpregna-1,4-diene-3,20-dione

  • (11β,16α)-21-(Acetyloxy)-16,17-[butylidenebis(oxy)]-11-hydroxy-pregna-1,4-diene-3,20-dione
  • 21-(Acetoxy)-16α,17α-(butylidenedioxy)-11β-hydroxypregna-1,4diene-3,20-dione-d8
  • 21-Acetyloxy Budesonide-d8
  • Budesonide EP Impurity K
  • 16α,17-[(1RS)-butylidenebis(oxy)]-11β,21-dihydroxypregna-1,4-diene-3,20-dione-21-acetate
  • Budesonide Impurity 11(Budesonide EP Impurity K)
  • Budesonide Impurity A (21-acetate of Budes.)
  • Budesonide iMpurit K
  • Budesonide EP Impurity K (Mixture of Diastereomers)
  • Budesonide Impurity 6/Budesonide EP Impurity K (Mixture of Diastereomers)/21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione
  • Budesonide EP Imp K
  • Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-16,17-[butylidenebis(oxy)]-11-hydroxy-, (11β,16α)-
  • 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl acetate
  • Budesonide EP Impurity-K (Budesonide 21-Acetate)
  • Budesonide 21-Acetate (Epimers)
  • 16α,17-[(1RS)-butylidenebis(oxy)]-11β,21-dihydroxypregna-1,4-diene-3,20-dione-21-acetate
  • Budesonide EP Impurity K（mixture of enantiomers）
  • 21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregnα-1,4-diene-3,20-dione
  • 16alpha,17-[(1RS)-Butylidenebis(oxy)]-11beta,21-dihydroxypregna-1,4-diene-3,20-dione-21-acetate
  • 21-Acetoxy-11Beta-hydroxy-16Alpha,17Alpha-propylmethylenedioxpregna-1,4-diene-3,20-dione
  • 51333-05-2
  • Steroids