Shandong Kangnuo Bioengineering Co., Ltd.

penem intermediate

• Category :

  Intermediates/Pharmaceutical intermediates

• CAS NO :

• EC NO :

• Molecular Formula :

• Molecular Weight :

• Main Specifications :

• Product description :

  

  AS:[76855-69-1]
  4-acetoxyazetidin-2-one ( penem intermediate )
  (3R,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone
  Appearance: white or off-white crystal
  Optical Purity : 99%(ee)
  Assay : ≥98.5%( external standard method )
  Specific optical rotation : [a] 25 D : +46 ~ +49?( c=0.56 CHCl3 )
  Melting point: 104 ~ 108