Properties: Needles from methanol, or ethanol + ether, mp 174°. uv max (water): 227, 271 nm (e 7600, 7300); (0.1N HCl): 229, 261 nm (e 8400, 9500). Sol in water, methanol, acetic acid. Mod sol in ethanol, pyridine. Practically insol in other organic solvents. LD50 in mice (mg/kg): 300 i.v., 300 i.p (Tanaka, p 191).
Melting point: mp 174°
Absorption maximum: uv max (water): 227, 271 nm (e 7600, 7300); (0.1N HCl): 229, 261 nm (e 8400, 9500)
Toxicity data: LD50 in mice (mg/kg): 300 i.v., 300 i.p (Tanaka, p 191)
Status: This monograph has been retired and is no longer subject to revision or update.
产品链接: 3690-12-8››