戊二烯

1.Xanthohumol is the main prenyl flavonoid of female inflorescences in the hops.

要黄腐酚是啤酒雌花中主要的含异戊二烯基的类黄酮。

2.Abstract： The C5 Fraction derived from ethylene steamcracker contains some very useful components, isoprene, cyclopentadiene and piperylene.

要： 来自裂解乙烯的C5馏份含有非常有用的化工原——异戊二烯、环戊二烯、戊间二烯。

3.The controls were homeochronous inpatients with affective disorder and normal individuals.lsoprene breath levels were measured by gas chromatography combined with mass spectroscopy(GC-MS).

用气相色谱一质谱联用仪检测其呼出气体中异戊二烯的浓度。