1. a crystalline phenolic lactone C9H6O3 obtained by the distillation of resins (as galbanum or asafetida) from various plants of the family Umbelliferae
umbelliferone 片语
片语
4-methyl umbelliferone 4-甲基伞形酮
umbelliferone-7-farnesyl ether伞形酮
methyl umbelliferone dye laser甲基分散形酮染料激光器
Umbelliferone Complexone钙黄绿素蓝指示剂
umbelliferone 例句
英汉例句
The fluorescence spectra of umbelliferone (7-hydroxycoumarin) solutions at different concentrations in various solvents are compared and studied.