Betamethasone 17-valerate

• Post Date:

  Dec 27,2016

• Expiry Date:

  Dec 27,2017

• Detailed Description:

  Cas No. :2152-44-5 Quantity: 50Kilograms
  Specs:USP32/BP2009/EP7
  Price:2400 USD Kilograms
  Payment Method: TT,LC
  Betamethasone 17-valerate
  
  Name Betamethasone 17-valerate
  
  Synonyms 1,4-Pregnadiene-11b,17a,21-triol-9a-fluoro-16b-methyl-3,20-dione 17-valerate; 9-Fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-valerate
  
  Molecular Formula C27H37FO6
  
  Molecular Weight 476.58
  
  CAS Registry Number 2152-44-5
  
  EINECS 218-439-3
  
  Description White or almost white crystalline powder
  
  Specific Rotation +75°～+82°
  
  Melting point about 192℃
  
  Loss on drying max. 0.5%
  
  Residue on ignition max. 0.2%
  
  Chromatographic purity
  (HPLC)
  - any individual impurity max. 1.0%
  - total impurities max. 2.0%
  
  Assay(HPLC,basis on drying) 97.0%～103.0%
  
  Quality standard: USP32/BP2009/EP7
  
  Packing: 1kg/Aluminum foil bag

• CAS Registry Number:

  2152-44-5

• Synonyms:

  ;betamethasone pentanoate;Betamethasone Valerate;1,4-Pregnadiene-11b,17a,21-triol-9a-fluoro-16b-methyl-3,20-dione 17-valerate;9-Fluoro-11beta,17,21-trihydroxy-16bet;methylpregna-1,4-diene-3,20-dione 17-valerate;VALISONE (11-beta,16-beta)-l)oxy);17,21-trihydroxy-16-beta-methylpregna-1,4-diene-3,20-dione-9-fluoro-11-bet;17-valerate;Betamethasone valerate ester;betnovateat;celestoderm;(11beta,16beta)-9-fluoro-11,21-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-17-yl pentanoate;9-fluoro-11,21-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-17-yl pentanoate;(8xi,14xi,16beta)-9-fluoro-11,21-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-17-yl pentanoate;

• Molecular Formula:

  C₂₇H₃₇FO₆

• Molecular Weight:

  476.5775

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R48:;
  

• Safety Description:

  S22:;
  S24/25:;
  

• Company:

  Hubei widely chemical technology Co.,Ltd     [ China ]        

• Contact:

  JIE LEI

• Tel:

  027-83991130 027-83989310

• Fax:

  86-27-83989310

• Email:

  sales1@widelychemical.com