SJZ Chenghui chemical co ltd
Classification: Substituted Benzenes
Grade Standard: Industrial Grade
Purity: 99% Min
Moisture: 0.9 Max
Free Aniline: 0.1 Max
Density: 1.34 / Cm3
Productivity: 20000 mts per year
Place of Origin: China
Supply Ability: 20000 mts
Certificate: ISO 9002
Port: Qingdao Port,Xingang,Shanghai
Methylbenzenesulfonic Acid is an organic compound with the formula CH3C6H4SO3H. It is a white solid that is soluble in water, alcohols, and other polar organic solvents. The CH3C6H4SO2– group is known as the tosyl group and is often abbreviated as Ts or Tos. Most often, TsOH refers to the monohydrate, TsOH.H2O.
Other names:Toluenesulfonic acid; Tosic acid;
CAS No.: 104-15-4,6192-52-5 (p-toluenesulfonic acid-hydrate)
Molecular formula: C7H8O3S • H2O
Molecular weight: 190.2; 170.20
Physical and chemical properties:Traits colorless monoclinic or columnar crystals.
Melting point 106 ~ 107 ℃
The boiling point of 140 ° C
Solubility soluble in ethanol and ether, slightly soluble in water and hot benzene.
Implementation of the standard: Q / 320511 XXH01-2001
Product use: Methylbenzenesulfonic Acid medical for the synthesis of doxycycline (nitracycline. Hydrogen bile doxycycline and doxycelin, etc.), dipyridamole, amoxicillin, cefadroxil D860 pharmaceutical intermediates and other important raw materials; Industry is widely used. In the resin, paint, wood-based panel, casting, paint and other industries are widely used as curing agent, and the fixed-line speed of the catalyst, the use of acrylic resin, textile auxiliaries, photographic film, polymerization stabilizer and organic synthesis (ester) Fast, the film does not change color; it is also an important raw material for the synthesis of ethoxyquinoline. In the pesticide synthesis industry is also widely used (dicofol) chloramine T, pigments; CLT acid.
Product Categories : Organic Intermediate