Title: Lunine
CAS Registry Number: 518-60-5
CAS Name: (8S)-7,10-Dihydro-10-methyl-8-(1-methylethyl)-1,3-dioxolo[4,5-h]furo[2,3-b]quinolin-6(8H)-one
Molecular Formula: C16H17NO4
Molecular Weight: 287.31
Percent Composition: C 66.89%, H 5.96%, N 4.88%, O 22.27%
Literature References: From leaves of Lunasia costulata Miq., and L. amara Blanco, Rutaceae: Boorsma, Bull. Inst. Bot. Buitenzorg 21, 8 (1904); Goodwin et al., J. Am. Chem. Soc. 81, 6209 (1959). Structure: Goodwin et al., ibid. 81, 3065 (1959).
Properties: Prisms from ethyl acetate, mp 227-230°; or mixture of prisms and needles from methanol + water, mp 224-226°. [a]25589 -38.5°; [a]25436 -87.4° (c = 0.926 in chloroform). uv max (ethanol): 222, 247, 314, 325 nm (log e 4.31, 4.60, 4.02, 4.01). Practically insol in water. Freely sol in alcohol, benzene, chloroform, slightly in ether, ethyl acetate.
Melting point: mp 227-230°; mp 224-226°
Optical Rotation: [a]25589 -38.5°; [a]25436 -87.4° (c = 0.926 in chloroform)
Absorption maximum: uv max (ethanol): 222, 247, 314, 325 nm (log e 4.31, 4.60, 4.02, 4.01)
Status: This monograph has been retired and is no longer subject to revision or update. |