Isophthaloyl dichloride
Agent Name
Isophthaloyl dichloride
Alternative Name
1,3-Benzenedicarbonyl chloride
CAS Number
99-63-8
Formula
C8-H4-Cl2-O2
Major Category
Toxic Gases & Vapors
Synonyms
1,3-Benzenedicarbonyl chloride; 1,3-Benzenedicarbonyl dichloride; 1,3-Benzenedicarboxylic acid, dichloride; Dichlorid kyseliny isoftalove [Czech]; Isophthalic acid chloride; Isophthalic acid dichloride; Isophthalic chloride; Isophthaloyl dichloride; Isophthalyl chloride; Isophthalyl dichloride; Isothaloyl chloride; m-Benzenedicarbonyl chloride; m-Phthalic dichloride; m-Phthaloyl chloride; m-Phthalyl dichloride; meta-Phthalyl dichloride; [ChemIDplus] UN3096
Category
Other Toxic Gases & Vapors
Description
Solid; [Hawley] White crystalline solid; [MSDSonline]
Sources/Uses
Used in dyes, synthetic fibers, resins, films, and glass coatings; [HSDB]
Comments
Reacts with water; [Hawley] A skin and eye irritant; [HSDB] Evolves HCl upon reaction with water; A moderate to severe skin irritant; [CHEMINFO] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause edema and chemical pneumonitis; [MSDSonline]
Biomedical References
Exposure Assessment
Lethal Concentration
LC (rat) > 31,000 mg/m3/4h
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Corrosive solid, water-reactive, n.o.s."
NFPA
must be preheated
Adverse Effects
Toxic Pneumonitis
Yes
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: