“二苯并”造句
由
二苯并-1,3-二氧杂 - 环辛烷 -2- 羧酸经两步反应制得, 总收率70%.
It was prepared by the reaction of 12 H - dibenzo [ d , g ] [ 1,3 ] dioxocin - 6 - carboxylic acid with acetoxime.
地衣是一类独特的生物有机体,其体内合成了多种特殊的次生代谢产物,主要为缩酚酸、缩酚酸环醚 、 缩酚酮、
二苯并呋喃等类化合物.
A lot of secondary metabolites such and were produced by lichens, a class of unique organisms.
二苯并呋喃 ( DF ) 是研究二英类化合物生物降解的模式化合物之一.
Dibenzofuran ( DF ) is one of the model compounds for the study of biodegradation of dioxin - like pollutants.