2-hydroxy-4-methylbenzenesulphonic acid

Names

[ Name ]:
2-hydroxy-4-methylbenzenesulphonic acid

[Synonym ]:
p-toluenesulfonic acid hydrate
p-Toluenesulfonic acid,2-hydroxy
3-Hydroxy-toluol-4-sulfonsaeure
4-methylbenzenesulfonic acid hydrate
2-Hydroxy-toluol-4-sulfonsaeure
2-hydroxy-toluene-4-sulfonic acid
EINECS 244-933-3
2-Hydroxy-4-methylbenzenesulphonic acid

Chemical & Physical Properties

[ Density]:
1.482g/cm3

[ Molecular Formula ]:
C₇H₈O₄S

[ Molecular Weight ]:
188.20100

[ Exact Mass ]:
188.01400

[ PSA ]:
82.98000

[ LogP ]:
2.02810

[ Index of Refraction ]:
1.597

Safety Information

[ HS Code ]:
2908999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2908999090

[ Summary ]:
2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%