A new guanidine derivative,complanatin has been isolated from the seeds of Chinese traditional medicine Astragalus complanatus R.Br..Its structure was established on the basis of spectral data and X-ray crystallograph...A new guanidine derivative,complanatin has been isolated from the seeds of Chinese traditional medicine Astragalus complanatus R.Br..Its structure was established on the basis of spectral data and X-ray crystallographic analysis to be N-[3-carboxypropyl]-N-[3-methyl-2-butenyl]guanidine.展开更多
文摘A new guanidine derivative,complanatin has been isolated from the seeds of Chinese traditional medicine Astragalus complanatus R.Br..Its structure was established on the basis of spectral data and X-ray crystallographic analysis to be N-[3-carboxypropyl]-N-[3-methyl-2-butenyl]guanidine.