A new protoberberine alkaloid, named 5,6-dihydro- 10-hydroxy-2,3,9-trimethoxy- 13-methyldibenzo[α,g]quinoliziniurn (1) was isolated from the 60% ethanol extract of the tubers of Corydalis yanhusuo W. T. Wang, toget...A new protoberberine alkaloid, named 5,6-dihydro- 10-hydroxy-2,3,9-trimethoxy- 13-methyldibenzo[α,g]quinoliziniurn (1) was isolated from the 60% ethanol extract of the tubers of Corydalis yanhusuo W. T. Wang, together with a new natural product, 13methylpalmatrubine (2). Their structures were established by spectroscopic methods. 2009 Xin Sheng Yao. Published by Elsevier B.V. on behalf of Chinese Chemical Society. All fights reserved.展开更多
文摘A new protoberberine alkaloid, named 5,6-dihydro- 10-hydroxy-2,3,9-trimethoxy- 13-methyldibenzo[α,g]quinoliziniurn (1) was isolated from the 60% ethanol extract of the tubers of Corydalis yanhusuo W. T. Wang, together with a new natural product, 13methylpalmatrubine (2). Their structures were established by spectroscopic methods. 2009 Xin Sheng Yao. Published by Elsevier B.V. on behalf of Chinese Chemical Society. All fights reserved.