Title: Magnoflorine
CAS Registry Number: 2141-09-5
CAS Name: (6aS)-5,6,6a,7-Tetrahydro-1,11-dihydroxy-2,10-dimethoxy-6,6-dimethyl-4H-dibenzo[de,g]quinolinium
Additional Names: thalictrine
Molecular Formula: [C20H24NO4]+
Literature References: From Magnolia grandiflora L., Magnoliaceae. Isoln and structure: Nakano, Chem. Pharm. Bull. 2, 329 (1954). From Cocculus trilobus D.C., Menispermaceae: Nakano, ibid. 4, 69 (1956); from Thalictrum thunbergii D.C., Ranunculaceae: Fujita, Tomimatsu, ibid. 6, 107 (1958); from Aristolochia clematitis L., Aristolochiaceae: Pailer, Pruckmayr, Monatsh. Chem. 90, 145 (1959). Identity with thalictrine: Gopinath et al., J. Sci. Ind. Res. 18B 444 (1959). Synthesis: Tomita, Kikkawa, J. Pharm. Soc. Jpn. 77, 195 (1957).
Derivative Type: Iodide
Molecular Formula: C20H24INO4
Molecular Weight: 469.31
Percent Composition: C 51.18%, H 5.15%, I 27.04%, N 2.98%, O 13.64%
Properties: Crystals from methanol + acetone, dec 248-249°. [a]D15 +220.1° (methanol). uv max: 270, 310 nm (log e 3.75, 3.59).
Optical Rotation: [a]D15 +220.1° (methanol)
Absorption maximum: uv max: 270, 310 nm (log e 3.75, 3.59)
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