久久国产高清影院_女人高潮久久亚洲特级毛片_精品人妻中文字幕在线_欧美阿ⅴ高清资源在不卡_九九亚洲精品无码_中文乱伦高清日本_成人毛片视频免费网站观看_四虎院影永久在线观看_了解最新app黄色_黄色网站一级免费

Welcome to the official website of Jiangsu Hengxiang chemical co., ltd.!

+86-513-87562888 , 87568999 , 87580999

[email protected]

Jiangsu Hengxiang chemical co., ltd.
1 1 2 3 3

Products

Phthalide 1-Isobenzofuranone

CAS NO: 87-41-2
Formula: C8H6O2
Molecular weight: 134.13
Boiling point: 70-73℃
Melting point: 290℃
Content: ≥99%
Appearance: Off-white to white crystal
Structural formula:
Use: Used as intermediate for fine chemicals, it can be used in the production of dye intermediate 1,4-Dichloroanthraquinone and 1-Chloroanthraquinone. Intermediate for organic synthesis.
Back