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CAS No 98-07-7 , trichloromethylbenzene

  • Name: trichloromethylbenzene
  • Synonyms: alpha,alpha,alpha-Trichlorotoluene;(Trichloromethyl)benzene; 98-07-7; Trichloromethylbenzene;trichloromethylbenzene; Phenylchloroform;
  • CAS Registry Number:
  • Transport: UN 2226
  • Melting Point: -7.5 ºC
  • Flash Point: 97 ºC
  • Boiling Point: 219-223 ºC
  • Density: 1.3723
  • Refractive index: 1.557-1.559
  • Safety Statements: R22;R23;R37/38;R41;R45
  • Hazard Symbols: T: Toxic;
  • Flash Point: 97 ºC
  • EINECS: 202-634-5
  • Molecular Weight: 195.4736
  • InchiKey: XEMRAKSQROQPBR-UHFFFAOYSA-N
  • InChI: InChI=1S/C7H5Cl3/c8-7(9,10)6-4-2-1-3-5-6/h1-5H
  • Risk Statements: S45;S53
  • Molecular Formula: C7H5Cl3
  • Molecular Structure:CAS No:98-07-7 trichloromethylbenzene
References of trichloromethylbenzene
Title: Benzotrichloride
CAS Registry Number: 98-07-7
CAS Name: (Trichloromethyl)benzene
Synonyms: a,a,a-trichlorotoluene; phenylchloroform; w,w,w-trichlorotoluene; benzenyl trichloride; toluene trichloride
Molecular Formula: C7H5Cl3
Molecular Weight: 195.47
Percent Composition: C 43.01%, H 2.58%, Cl 54.41%
Literature References: Produced by chlorination of boiling toluene in the presence of light and of 2% phosphorus trichloride: Swarts, Bull. Soc. Chim. Belg. 31, 375 (1922); Conklin, US 1828858; US 1828859 (both 1931 to Solvay Process Co.). Commercial grades may contain hydrochloric acid, benzylidene chloride, and benzyl chloride. Purification procedures: Holleman, deMooy, Rec. Trav. Chim. 33, 25, 33 (1914); Britton, US 1804458 (1931 to Dow); Chem. Zentralbl. 1931, II, 497. Toxicity data: H. F. Smyth et al., Arch. Ind. Hyg. Occup. Med. 4, 119 (1951). Review: H. C. Lin in Kirk-Othmer Encyclopedia of Chemical Technology vol. 6 (John Wiley & Sons, New York, 4th ed., 1993) pp 113-126.
Properties: Colorless, oily liquid with pungent odor. Fumes in air. mp -5.0°. d420 1.3756. bp760 220.8°. bp60 129°; bp25 105°; bp10 89°. nD20 1.55789. Autoignition temp: 211°. Unstable. Hydrolyzes in the presence of moisture, forming benzoic and hydrochloric acids. Insol in water. Sol in alcohol, benzene, ether, many other organic solvents. LD50 orally in rats: 6.0 g/kg (Smyth).
Melting point: mp -5.0°
Boiling point: bp760 220.8°; bp60 129°; bp25 105°; bp10 89°
Index of refraction: nD20 1.55789
Density: d420 1.3756
Toxicity data: LD50 orally in rats: 6.0 g/kg (Smyth)
CAUTION: Vapors may be stongly irritanting and lacrimatory (Lin). This substance is reasonably anticipated to be a human carcinogen: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-31.
Use: In dye chemistry. In organic syntheses (source of benzenyl group).