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p-Chlorobenzenesulphinic acid

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Name

p-Chlorobenzenesulphinic acid

EINECS 202-812-2
CAS No. 100-03-8 Density 1.61 g/cm3
PSA 56.51000 LogP 2.78630
Solubility N/A Melting Point 99 °C
Formula C6H5ClO2S Boiling Point 363.9 °C at 760 mmHg
Molecular Weight 176.624 Flash Point 173.9 °C
Transport Information N/A Appearance solid
Safety Risk Codes N/A
Molecular Structure Molecular Structure of 100-03-8 (p-chlorobenzenesulphinic acid) Hazard Symbols N/A
Synonyms

Benzenesulfinicacid, p-chloro- (6CI,7CI,8CI);4-Chlorobenzenesulfinic acid;p-Chlorobenzenesulfinic acid;

Article Data 53

p-Chlorobenzenesulphinic acid Chemical Properties

IUPAC Name: 4-Chlorobenzenesulfinic acid
CAS: 100-03-8
Formula: C6H5ClO2S
The Molecular Weight of 4-Chlorobenzenesulfinic acid (CAS NO.100-03-8): 176.6207
Molecular Structure of 4-Chlorobenzenesulfinic acid (CAS NO.100-03-8):

Appearance: solid
Density: 1.61 g/cm3 
Flash Point: 173.9 °C
Boiling Point: 363.9 °C at 760 mmHg 
Index of Refraction: 1.694 
Molar Refractivity: 41.98 cm3 
Molar Volume: 109.2 cm3 
Polarizability: 16.64×10-24cm
Surface Tension: 83.9 dyne/cm   
Enthalpy of Vaporization: 64.36 kJ/mol 
Vapour Pressure: 6.22E-06 mmHg at 25°C 
Water Solubility: 1.598e+005 (mg/L) at 25°C 

p-Chlorobenzenesulphinic acid Toxicity Data With Reference

1.    

orl-rat LD50:>500 mg/kg

    JAFCAU    Journal of Agricultural and Food Chemistry. 25 (1977),501.
2.    

ivn-mus LD50:56 mg/kg

    CSLNX*    U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#04978 .

p-Chlorobenzenesulphinic acid Consensus Reports

Reported in EPA TSCA Inventory.

p-Chlorobenzenesulphinic acid Safety Profile

Poison by intravenous route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of SOx and Cl.

p-Chlorobenzenesulphinic acid Specification

  The chemical synonyms of 4-Chlorobenzenesulfinic acid (CAS NO.100-03-8) are p-Chlorobenzenesulphinic acid ; 4-Chlorobenzenesulfinicacid ; P-Chloro benzene sulfinic acid .

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