作者:P.L. Majumder、S. Lahiri、N. Mukhoti
DOI:10.1016/0031-9422(96)00022-2
日期:1996.7
the new stilbenoids, designated agrostophyllone, agrostophylloxin, agrostophylloxidin and agrostophyllidin, were established as 7-hydroxy-2,6-dimethoxy-5 H -phenanthro[4,5- bcd ]pyran-5-one, 2,6,7-trimethoxy-5 H -phenanthro[4,5- bcd ]pyran-5-one, 7-hydroxy-2,5,6-trimethoxy-5 H -phenanthro[4,5- bcd ]pyran and 7-hydroxy-2,6-dimethoxy-9,10-dihydro-5 H -phenanthro[4,5- bcd ]pyran, respectively, from spectral
摘要 兰花 Agrostophyllum khasiyanum 较早产生 agrostophyllin (7-hydroxy-2,6-dimethoxy-5 H-phenanthro[4,5-bcd]pyran),经过进一步的化学研究,现在已经产生了四种新的芪类化合物,除了 imbricatin ( 2,7-二羟基-6-甲氧基-9,10-二氢-5 H -phenanthro[4,5-bcd ]pyran), flaccidinin (2,6-dihydroxy-7-methoxy-5 H -phenanthro[4,5 - bcd ]pyran-5-one)、isoflaaccidinin 2,7-dihydroxy-6-methoxy-5 H-phenanthro[4,5-bcd] pyran-5-one) 和 moscatilin (4,4'-didyrroxy-3, 3',5-三甲氧