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ChemicalBook >  Product Catalog >  Analytical Chemistry >  Standard >  Pharmaceutical Impurity Reference Standards >  (6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-al

(6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-al

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(6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-al Basic information

Product Name:
(6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-al
Synonyms:
  • Methylprednisolone Related IMpurity B1 (Methylprednisolone IMpurity D)
  • Methyl Prednisolone EP Impurity D
  • Methylprednisolone Impurity 4(Methylprednisolone EP Impurity D)
  • Methylprednisolone Related Impurity B1 (Methylprednisolone Impurity D, Methylprednisolone Acetate EP Impurity D)
  • Methylprednisolone EP IMP D
  • Methylprednisolone Impurity D2(EP)
  • Methylprednisolone EP Impurity D (Methylprednisolone Related Impurity B1)
  • Pregna-1,4,17(20)-trien-21-al, 11,20-dihydroxy-6-methyl-3-oxo-, (6α,11β)-
CAS:
1338549-02-2
MF:
C22H28O4
MW:
356.46
Product Categories:
  • Impurities
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
  • Steroids
  • Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids
Mol File:
1338549-02-2.mol
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(6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-al Chemical Properties

Boiling point:
570.1±50.0 °C(Predicted)
Density 
1.24±0.1 g/cm3(Predicted)
storage temp. 
Hygroscopic, -86°C Freezer, Under inert atmosphere
solubility 
Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
pka
9.44±0.70(Predicted)
form 
Solid
color 
White to Off-White
Stability:
Hygroscopic, Temperature Sensitive
InChIKey
XYGYYRSXRDASPZ-YRZYEESUNA-N
SMILES
[C@@H]12[C@@]3(C)C=CC(=O)C=C3[C@@H](C)C[C@H]1[C@@H]1CCC(=C(C=O)O)[C@@]1(C)C[C@@H]2O |&1:0,1,9,12,13,21,24,r|
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(6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-al Usage And Synthesis

Chemical Properties

Off-White Solid

Uses

(6α,11β)-11,20-Dihydroxy-6-methyl-3-oxopregna-1,4,17(20)-trien-21-al is an impurity of Methylprednisolone( M325934). It can be used for freeze-dried powders for injections.

(6α,11β)-11,20-Dihydroxy-6-Methyl-3-oxopregna-1,4,17(20)-trien-21-alSupplier

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