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CAS No 542-88-1 , chloro(chloromethoxy)methane

  • Name: chloro(chloromethoxy)methane
  • Synonyms: sym-Dichloromethyl ether;Bis(chloromethyl)ether; Chloromethyl ether; bis(chloromethyl); BCME; Ether; Methane; oxybis[chloro-; 542-88-1;chloro(chloromethoxy)methane;
  • CAS Registry Number:
  • Transport: 2249
  • Melting Point: -41.5
  • Flash Point: 74.9°C
  • Boiling Point: 106°Cat760mmHg
  • Density: 1.267g/cm3
  • Refractive index: 1.478
  • Water Solubility: decomposes. 2.2 g/100 mL
  • Safety Statements: Confirmed human carcinogen with experimental carcinogenic, neoplastigenic, and tumorigenic data. Poison by inhalation, ingestion, and skin contact. Human systemic effects by inhalation: irritation of the conjunctiva, unspecified nasal and respiratory effects. Human mutation data reported. A dangerous fire hazard. When heated to decomposition it emits very toxic fumes of Cl. See also
  • Hazard Symbols: T+
  • Flash Point: 74.9°C
  • EINECS: 208-832-8
  • Molecular Weight: 114.95856
  • InChI: InChI=1S/C2H4Cl2O/c3-1-5-2-4/h1-2H2
  • Risk Statements: 10-36/37/38-40-26-24-22-45
  • Molecular Formula: C2H4Cl2O
  • Molecular Structure:CAS No:542-88-1 chloro(chloromethoxy)methane
References of chloro(chloromethoxy)methane
Title: sym-Dichloromethyl Ether
CAS Registry Number: 542-88-1
CAS Name: Oxybis[chloromethane]
Synonyms: bis(chloromethyl) ether; BCME
Molecular Formula: C2H4Cl2O
Molecular Weight: 114.96
Percent Composition: C 20.90%, H 3.51%, Cl 61.68%, O 13.92%
Line Formula: (CH2Cl)2O
Literature References: Review of carcinogenic risk: IARC Monographs 4, 231-238 (1974); of toxicology and human exposure: Toxicological Profile for Bis (Chloromethyl) Ether (PB90-168691, 1989) 77 pp.
Properties: Colorless liquid; suffocating odor. d420 1.315. bp 106°. nD20 1.4346. Unstable in moist air; dec by water into HCl and formaldehyde.
Boiling point: bp 106°
Index of refraction: nD20 1.4346
Density: d420 1.315
CAUTION: Potential symptoms of overexposure are irritation of eyes, skin, mucous membranes and respiratory system; pulmonary congestion, edema; corneal damage, necrosis; decreased pulmonary function, coughing, dyspnea and wheezing; blood stained sputum, bronchial secretions. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 64. This substance is listed as a known human carcinogen: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-56.
Use: Manuf of plastics and ion exchange resins.