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      · S-(-)2, 2' -Bis(diphenylp-
      hosphino)-1, 1' -binaphthyl

      · R-(+)2, 2' -Bis(diphenylp-
      hosphino)-1, 1' -binaphthyl

      · racemic-2,2'-Bis(diphenyl
      phosphino)-1,1'-binaphthyl

      · Diphenylphosphinic acid
      · Diphenylphosphinic chloride

      ·Add:Luancheng Pharmaceutical industry development park, Shijiazhuang, China
      ·Zip code : 051430
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      (-)-DIPIVALOYL-L-TARTARIC ACID
       
      【Product name】: (-)-DIPIVALOYL-L-TARTARIC ACID
      【CAS.NO】: 65259-81-6
      【Molecular formula】: C14H22O8
      【Molecular weight】: 318.32
      【Assay】: >99% (HPLC)
      【Physical Properties】:
      1. Melting point : 127-138
      2. [a]D20 (c=1.0 in EtOH): -15--17 degree
      3. Appearance: white crystalline powders
       
       
       
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