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P-Toluenesulfonic Acid Monohydrate

P-Toluenesulfonic Acid Monohydrate / CAS : 6192-52-5

Appearance White crystal UN 2585 8/PG 3
HS 29041000 DG Class 8
Synonyms Benzenesulfonic Acid, 4-Methyl-, Monohydrate; 4-Methylbenzenesulfonic Acid Hydrate; Lisinopril Ep Impurity B; Para-Toluenesulfonic acid Monohydrate
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Properties

Summary

Formula
C7H10O4S
Molecular Mass
190.21700
Exact Mass
190.03000
PSA
71.98000
Logp
2.25820
IUPAC
4-methylbenzenesulfonic acid;hydrate
SMILES
CC1=CC=C(C=C1)S(=O)(=O)O.O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Agrochemicals > Pesticide Intermediates
Auxiliary > Resin Additives
Dyestuffs and Pigments > Dye Intermediates

Chemical and Physical Properties

Melting Point
96-99 °C(lit.)
Density
1,24 g/cm3
Boiling Point
140°C 20mm
Flash Point
180 °C
Appearance
White crystal

Export information

HS Code
29041000
Export Rebate
13%
UN No.
2585 8/PG 3
DG-Class
8
Risk Code
R36/37/38
Safety Label
Xi,C

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