亚洲爆乳精品无码一区二区三区,日韩精品一区二区五月婷,大吊干肥穴视频,久久久久久久久久久久黄

Name: 2,3,4-Trihydroxybenzaldehyde

Alias:Pyrogallo-4-formaldehyde, Pyrogallolaldehyde

CAS No: 2144-08-03

Molecular Formula：C7H6O4;

Molecular Weight：154.12

Structure Formula:

Appearance: Slight yellow to yellow crystal powder, gray or brown crystalline powder.

Storage: Moisture-proof and avoid light, sealed storage.

Package:20kgs/drum

Capacity:120MT/year

Spec:99%

Usage:

It is used as a pharmaceutical intermediate, which is an important intermediate in the synthesis of benserazide hydrochloride, a key component of medopa.