[异名]天麻素[结构式][主要物性]分子式C13H18O7;分子量286.27。白色棱柱丛晶,双熔点96~98℃/145~148℃,[α]D150-66.4°(c=0.65,水)。UVλmaxCH3OHnm(lgε):277.5(2.96),271(3.04)。IRνmaxKBrcm-1:3700~3000(s),1615(m),1590(m),1510(s)。1HNMR(D2O)δ:3.36~4.12,7.19,7.42(4H,A2 (共 2291 字) [阅读本文] >>
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