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Agent Name o-Chlorostyrene
CAS Number 2039-87-4
Formula C8-H7-Cl
Major Category Plastics & Rubber
Synonyms 2-Chlorostyrene; ortho-Chlorostyrene; 1-Chloro-2-ethenylbenzene; [NIOSH] UN1993
Category Styrenes
Description Colorless liquid; [NIOSH]
Sources/Uses Used to produce polymers and other organic chemicals; [ACGIH]
Comments Potential adverse effects are similar to those from exposure to styrene; Mild changes in liver and kidney histopathology in chronic animal experiments; [ACGIH]
Exposure Assessment
Skin Designation (ACGIH) No
TLV (ACGIH) 50 ppm
STEL (ACGIH) 75 ppm
Vapor Pressure 0.96 mm Hg
Explanatory Notes Flash point = 58 deg C;
Adverse Effects
Neurotoxin CNS Solvent Syndrome
Hepatotoxin Hepatotoxin, Secondary
Links to Other NLM Databases
Health Studies Human Health Effects from Hazardous Substances Data Bank: O-CHLOROSTYRENE  
Toxicity Information Search TOXNET
Chemical Information Search ChemIDplus
Related Information in Haz-Map
Diseases Occupational diseases associated with exposure to this agent:
Processes Industrial Processes with risk of exposure:





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Last updated: September, 2008