p-toluenesulfonic acid cas 104-15-4

描述

p-Toluenesulfonic acid Quick Details

Chemical Name: p-Toluenesulfonic acid

CAS No.: 104-15-4
Molecular Fomula: C7H8O3S

Chemical Structure:

Molecular weight: 172.2

Appearance: White crystal

p-Toluenesulfonic acid Typical Properties

Item	Specifications
Water	≤3.5%
Content %	≥95%
Free acid	≤2%
Fe assay	≤50ppm
Appearance	White crystal

Use of p-Toluenesulfonic acid

Medical for the synthesis of doxycycline (ciccinea hydrogen hydrogen Doxycycline and linlin doxycycline, etc.), dipyridamole, amoxicillin, cefadroxil D860 pharmaceutical intermediates and other important raw materials; in the organic chemical industry was widely used. In acrylics, textile auxiliaries, photographic films, polymerization stabilizers and organic synthesis (ester) catalyst; in the resin, paint, wood-based panels, casting, paint and other industries are widely used as a curing agent, and the fixed speed Fast, the film does not change color; but also an important source of synthetic ethoxyquin. In the pesticide synthesis industry is also widely used (dicofol) chloramine T, pigments; CLT acid.

p-Toluenesulfonic acidPackaging and Shipping

25kg/bag

p-Toluenesulfonic acidStorage

Ventilation dry warehouse; with alkali storage