12-05865. Melinonine A [Archived]

Nomenclature

CAS number: 6801-41-8
(19α)-16,17-Didehydro-16-(methoxycarbonyl)-4,19-dimethyloxayohimbanium.
[C22H27N2O3]+.

Description and references

Calabash-curare alkaloid from Strychnos melinoniana Baillon, Loganiaceae. Isoln and structure: Schlittler, Hohl, Helv. Chim. Acta 35, 29 (1952); Bchli et al., ibid. 40, 1167 (1957).

Chemical structure

Derivative

Chloride.

Properties

Needles from alcohol + acetone, mp 260-261°. [α]D20 107° (c = 0.65 in water). uv max (50% ethanol): 225 nm (log ε 4.68).

Derivative

Iodide.

Description and references

Mass spectrum: Hesse et al., Helv. Chim. Acta 48, 674 (1965).

Status

This monograph has been retired and is no longer subject to revision or update.