3055. m-Dichlorobenzene

Nomenclature

CAS number: 541-73-1
1,3-Dichlorobenzene.
C6H4Cl2; mol wt 147.00.
C 49.02%, H 2.74%, Cl 48.24%.

Description and references

Prepn by Sandmeyer procedure from the appropriate chloroaniline, and, along with o- and p-dichlorobenzenes, by chlorination of chlorobenzene: Engelsma et al., Rec. Trav. Chim. 76, 325 (1957). Separation of mixture contg m-, o-, and p-dichlorobenzenes by distillation and crystn: Mueller, Wolz, FR 1374863 (1964 to Bayer), C.A. 62, 4936e (1965); GB 999845. Physical properties: Rev. Environ. Contam. Toxicol. 106, 51 (1988).

Chemical structure

Properties

Liquid, bp 173°. mp -24.76°. d420 1.2884, d425 1.2828. nD20 1.5459. Log P (olive oil:water) 3.69. Vapor pressure (39°) 5 mm Hg. Soly in water 1.23 mg/L. Sol in alcohol, ether.