Caesaljapin, a cassane diterpenoid from Caesalpinia decapetala var. Japonica
摘要:
A new cassane diterpenoid, caesaljapin, was isolated from Caesalpinia decapetala var. japonica and the structure was deduced from spectral data. The known compounds, lup-20(29)-en-3-beta-ol, betulinic acid, 3-deoxysappanchalcone, sappanchalcone, catechin, methyl gallate and 3-hydroxy-1-(4-hydroxy-3-methoxyphenyl)-1-propanone were also isolated.