苦木碱乙18110-86-6 化学名 | 9H-Pyrido [3,4-b] indole-3-carboxylic acid,methyl ester |
药物名称 | Kumujian B |
异名(中) | 1-甲酯基-β-咔啉 |
异名(英) | 1-Carbomethoxy-β-carboline, Methyl β-carboline-1-carbxylate |
分子量 | 226.23 |
理化性质 | 白色针状结晶(0.05毫米 130°升华),熔点 166° 。黄色针状结晶(甲醇),熔点 168~169° 。UV λEtoHmax nm(logε): 215.5(4.62),246(4.25),259(4.24),276(4.30),303(4.01),372(3.72); IR λKBrmax μ: 3.03(〉NH),5.94(-C=O); MS m/e: 226(M+),196(M-CH2 O),194(M-CH3OH),168(M-CO2CH3),140,128,114,88,84,83,75,69,63,60,55,44,43,28,18; NMR(CDCl3)δ: 4.12(3H,s,-CO2CH3),7.22~8.20(4H,m,C5,6,7,8 -H),8.10(1H,d,C4-H),8.59(1H,d,C3-H),9.94(1H,br.s,〉NH)。 |
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