抄録
The antihemorrhagic principle in Cirsium japonicum DC. was isolated by partition, gel filtration on Sephadex LH-20 and silica gel column chromatography, and identified as pectolinarin [7 [6-Ο- (6-deoxy-β-mannopyranosyl) -β-D-glucopyranosyl] -5, 7-dihydroxy-6-methoxy -2- (4- methoxyphenyl) -4H-1-benzopyran-4-one].