作者: Tommaso A. Foderaro , Frank R. Stermitz , Håkon Hope
DOI: 10.1016/S0040-4039(00)79569-4
关键词: Penstemon secundiflorus 、 Glycoside 、 Stereochemistry 、 Ring (chemistry) 、 Iridoid 、 Chemistry 、 Scrophulariaceae 、 Iridoid Glycosides
摘要: Abstract An iridoid glycoside isolated from Penstemon secundiflorus contains a trans-fused cyclopentanopyran ring system, unlike all other known glycosides, which contain cis-fused cyclopentanopyran.