午夜十二点正片免费看|男人天堂avav|1000部免费视频,91香蕉污,成人羞羞视频在线观看免费,日本网站免费观看

4-Hydroxyvalerophenone

Product Type Propiophenone and others
CAS No. 2589-71-1
Physicochemical properties

Appearance: white crystalline powder, melting point: 62 ~ 65 ° C
Structural formula 4-Hydroxyvalerophenone
Content 99.0%min
Detailed Introduction