在线日韩欧美天堂在下线,日韩欧美福利小电影精品,日韩精品字幕综合,日韩不卡一区丝袜 - www.zhengdaofarm.com

Location > Home > Product
2-(2-甲基-2H-四唑-5-基)-5-(4,4,5,5-四甲基-1,3-二氧硼烷-2-基)吡啶
Basic Infor
Chemical Name: 2-(2-甲基-2H-四唑-5-基)-5-(4,4,5,5-四甲基-1,3-二氧硼烷-2-基)吡啶
CAS No.: 2-(2-Methyl-2H-tetrazol-5-yl)-5-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)pyridine