Chloromethyl Methyl Ether (Technical Grade)

CAS Number

107-30-2

Synonym

Chlorodimethyl ether; Chloromethoxymethane; CMME; Dimethylchloroether; Methylchloromethyl ether; Methoxychloromethane; Monochlorodimethyl ether

Occurrence/Use

Chemical intermediate; alkylating agent and solvent in the manufacture of water repellants, ion-exchange resins, and industrial polymers. The industrial use of CMME was widely curtailed in 1976, and is no longer produced in the US.

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1:	6.9 E-4
Inhalation Slope Factor (mg/kg-day)-1:	2.4 E+0
Oral Slope Factor (mg/kg-day)-1:	2.4 E+0
Comments/References:	OEHHA 1992. Expedited Cancer Potency Values and Proposed Regulatory Levels for Certain Proposition 65 Carcinogens.

Proposition 65

Chemical Status

Cancer:	Currently listed

Cancer

Cancer - Listing Mechanism

Labor Code

Listed as causing :	Listed as causing: Cancer
Date of Listing:	02/27/1987

Safe Harbor Levels

No Significant Risk Level (NSRL)

0.3 µg/day

Cancer
Last NSRL/MADL Revision:	1992

Documents, Presentations, and Publications

Cancer:	Expedited Cancer Potency Values April 1, 1992