6,6',7,12-テトラメトキシ-2,2'-ジメチルベルバマン 化學特性,用途語,生産方法
説明
A bisbenzylisoquinoline alkaloid, shown to be identical with berbamine methyl
ether, this base occurs in A therosperrna rnoschaturn, Berberis japonica and
Stephania cephalantha. It is dextrorotatory with [α]
17D + 146° or[α]
20D +
150.7° (c 0.85, CHC13). When recrystallized from MeOH it forms colourless
crystals and furnishes a crystalline dimethiodide, m.p. 242°C. Four methoxyl
groups and two methylimino groups are present.
使用
Isotetrandrine is a biscoclaurine alkaloid inhibitor of G protein activation of PLA2.
參考文獻
Kondo et al., J. Pharrn. Soc., Japan, 58,920 (1938)
Tomita, Fujita, Morai., ibid, 71,226,301 (1951)
Bick, Clezy, Crow., Austral. J. Chern., 9, III (1956)
Synthesis:
Inubushi et ai., Tetrahedron Lett., 3399 (1968)
6,6',7,12-テトラメトキシ-2,2'-ジメチルベルバマン 上流と下流の製品情報
原材料
準備製品