free性video西欧极品,伊人依成久久人综合网,中文字幕人妻一区二区三区熟女,男女高潮激烈无遮挡免费观软件 ,成人3d动漫一区二区三区

Basic Info
  • Grade: pharmaceutical grade

    Factory Location: china

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Packaging Information: 1kg/bag

  • Sample Provided: no

    Payment Terms: Bank transfer

    Diphenylphosphine is an organophosphorus compound commonly used in laboratories, a colorless liquid with an unpleasant odor, irritating, easy to be oxidized in the air and spontaneous combustion, sensitive to air and light, and needs to be protected with nitrogen. It can be used as a precursor for the synthesis of a variety of organophosphine ligands. It can be converted to diphenyl Chemicalbook-based phosphimidates by deprotonation: Ph2PH+nBuLi→Ph2PLi+nBuH, phosphine ligands such as 1,2-bis(diphenylphosphino)ethane and 1,3-bis(diphenylphosphino)propane, Wittich-Hornard reagent, and quaternary phosphonium salts are usually achieved by alkylation of diphenylphosphine.
Send your message to this supplier
  • From:
  • To:
    Chongqing Xingcan Pharmaceutical Technology Co., Ltd
  • Send a Copy to this Email
  • Message:
    Upload Images / Files
    -?Supports?jpg,?jpeg,?png,
    ?gif,?pdf,?doc,?docx,
    ?xls,?xlsx,?txt,?rar?and?zip
    -?Max?upload?3?files;
    ?Max??total?size:?3MB
    (0/3)

    Enter between 20 to 4,000 characters.This is not what you are looking for ? Post a Sourcing Request Now

  • Verification:
PharmaSources Customer Service