Nomenclature
CAS number: 91-16-7
1,2-Dimethoxybenzene;
o-dimethoxybenzene; pyrocatechol dimethyl ether.
C
8H
10O
2; mol wt 138.16.
C 69.55%, H 7.30%, O 23.16%.
Description and references
Prepd by methylation of pyrocatechol: Ullmann, Ann. 327, 104 (1903); Drahowzal,
Klamann, Monatsh. Chem. 82, 588 (1951). Toxicity study: P. M. Jenner et al., Food Cosmet. Toxicol. 2, 327 (1964).
Properties
Crystals or liquid; d2525 1.084; mp 22-23°; bp 206-207°. Slightly sol in water; sol in
alcohol, ether, fatty oils. LD50 in
rats, mice (mg/kg): 1360, 2020 orally (Jenner).