日韩欧美一区二区三区在线,久久久免费观看视频,亚洲精品aaa,91极品国产,国产精品久久久久久久久鸭,亚洲国产成a人v在线观看,国产69精品久久久久9999

1-Methylpyrazole-4- boronic acid pinacol ester

  • CasNo：761446-44-0
  • Molecular Formula： C10H17BN2O2
  • Purity：99
  • Molecular Weight：208.07
Inquiry

Product Details

Melting point: 59-64 oC

Packing:25 kg/barrel