204254966

• Post Date:

  Jul 04,2025

• Expiry Date:

  Dec 31,2025

• Detailed Description:

  Cas No. :204254-96-6 Specifications
  1.Product :Oseltamivir intermediate
  2.Fullname:ETHYL(3R,4S,5S)-4,5-EPOXY-3-(1-ETHYL-PROPOXY)CYCLOHEX-1-ENE- 1-CARBOXYLATE
  3.CAS NO:204254-96-6
  4.Purity: 99.9%
  5.Appearance:white to off-white powder
  6.Loss on drying:0.10%
  
  Packaging & Delivery
  Packaging Detail:25kg/drum, or as clients' requirement
  Delivery Detail:according to the quantity

• CAS Registry Number:

  204254-96-6

• Synonyms:

  ;[1s-(1a,5b,6a)]-5-(1-ethylpropoxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylic acid ethyl ester;ethyl(3r,4s,5s)-4,5-epoxy-3-(1-ethyl-opoxy)cyclohex-1-ene-1-carboxylate;intermediate for oseltamivir;(3r,4s,5s)-4,5-epoxy-3-(1-ethyl-propoxy) cyclohex-1-ene-1-carboxylate;ethyl(3R,4S,5S)-4,5-epoxy-3-(1-ethylpropoxy)-cyclohex-1-ene-1-carboxylate;Ethyl-(1S,5R,6S)-5-(pentan-3-yl-oxy)-7-oxa-bicyclo[4,1,0]hept-3-ene-3-carboxylate;ethyl (1S,5R,6S)-5-(pentan-3-yloxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate;Cyclo oxygene Int;(1S,5R,6S)-5-(1-Ethyl-propoxy)-7-oxa-bicyclo[4.1.0]hept-3-ene-3-carboxylic acid ethyl ester;Ethyl (3R,4S,5S)4,5-Epoxy-3-(1-ethylpropoxy)cyclohex-1-ene-1-carboxylate;Oseltamivir intermediates;

• Molecular Formula:

  C₁₄H₂₂O₄

• Molecular Weight:

  254.3221

• Molecular Structure:

  

• Company:

  Hangzhou FST Pharmaceutical Co.,Ltd.     [ China ]          

• Contact:

  candy

• Tel:

  0086-571-88938521/0086-1876711

• Fax:

  86-571-88938660

• Email:

  candy.fst@gmail.com