NAME: Benzoyl Chloride

SYNONYM(s): Benzenecarbonyl Chloride; alpha-Chlorobenzaldehyde; Benzoic Acid, Chloride

IMIS: B507

CAS: 98-88-4

NIOSH: RTECS DM6600000; 19434

DOT: UN1736 Corrosive Material

DESCRIPTION:

Liquid, decomposed by water and alcohol.
MW: 140.57
MOLFM: C7H5ClO
DENSITY: 1.2070

ACGIH TLV: 0.5 ppm, 2.8 mg/m3 Ceiling; Appendix A4 (Not Classifiable as a Human Carcinogen) AIHA_WEEL 1 ppm STEL

IARC: Group 3, not classifiable as to its carcinogenicity to humans

HEALTH EFFECTS: Chronic (Cumulative) Toxicity---Suspect Carcinogen or mutagen Acute Toxicity---short-term high hazard effects Respiratory Effects---Acute lung damage/edema LD50 (oral, rat) 7710 mg/kg SKIN IRR: Primary irritant and sensitizer

PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):

MEDIA:
Midget Impinger containing 15 mL Xylene
ANL SOLVENT: Xylene
MAX V: 90 Liters   MAX F: 1.0 L/min
ANL 1: Gas Chromatography; GC/ECD
REF: 2 (OSHA In-House File)
CLASS: Not Validated
ART: Hendershott, James P. "Am. Ind. Hyg. Assoc. J." 1986, 47(12) 742-746 ....Title: The Simultaneous Determination of Chloroformates and Phosgene at Low Concentrations in Air Using a Solid Sorbent Sampling - Gas Chromatographic Procedure. ...Collection: 350 mg XAD-2 coated with di-n-butylamine (explained in article) Since they say it can be used for phosgene possibly the HMP coated XAD-2 would work. ...Flowrate: 50 mL/min Volume 24 Liters Desorb with 2mL of Hexane, remove as much as possible from resin, add 1mL of 1N HCL. ...Analysis: GC/FID nothing special ...Keywords: Acid Chlorides; Chlorothioformates