欧美韩中文精品有码视频在线_日韩午夜无码a级毛片_国产美女口爆吞精普通话_一夜强开两女花苞

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