5635. Lysidine

Nomenclature

CAS number: 534-26-9
4,5-Dihydro-2-methyl-1H-imidazole; 2-methyl-2-imidazoline; methylglyoxalidine.
C4H8N2; mol wt 84.12.
C 57.11%, H 9.59%, N 33.30%.

Description and references

Prepn: Chitwood, Reid, J. Am. Chem. Soc. 57, 2424 (1935); King, McMillan, ibid. 68, 1774 (1946); Kyrides, US 2392326 and US 2404299 (both 1946 to Monsanto); Ahrens, US 2813862 (1957 to Organon).

Chemical structure

Properties

Needles from benzene, mp 105°. bp 198-200°. Soluble in water, alc, chloroform; less sol in benzene, carbon tetrachloride, petr ether; practically insol in ether. Keep well closed. Incompat: Acids, metallic salts, alkaloids.