4-methylbenzenesulfonic acid

Names

[ CAS No. ]:
2090-08-6

[ Name ]:
4-methylbenzenesulfonic acid

[Synonym ]:
EINECS 218-237-5
p-toluenesulfonic acid,barium salt
Ba-Salz von p-Toluolsulfonsaeure
Toluol-4-sulfonsaeure,Barium-Verbindung
barium p-toluenesulfonate
toluene-4-sulfonic acid,barium compound

Chemical & Physical Properties

[ Density]:
1.34g/cm3

[ Molecular Formula ]:
C₇H₈BaO₃S++

[ Molecular Weight ]:
309.52900

[ Exact Mass ]:
309.92500

[ PSA ]:
62.75000

[ LogP ]:
2.32250

Safety Information

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
20/22

[ Safety Phrases ]:
28

[ HS Code ]:
2904100000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2904100000

[ Summary ]:
2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%