Pentanol iosprene in KHSO_4 chemically reacts on benezene quinone, thus resulting in plasmid quinone. with a cer-tain content of isoprene. Its chemical structure is confirmed by UV, IR and HNMR.

• 异成烯醇在KHSO_4的作用下,与苯醌发生作用,合成了含有异戊烯基的质体醌。其结构由紫外光谱,红外光谱,核磁共振谱得到证实。