呋喃甲基

Some new components were detected in the finished products, such as Hexanal, methyl-Cyclopentane, Heptanol, 2-Pentyl-Furan, Isophoron, and others.

阴干茶样中检测到的新增的香气成分：正己醛、甲基环戊烷、庚醇、2-正戊基、异佛尔酮。

Carbasugars,carbocyclic analogues of true sugars,are compounds in which the ring-oxygen of furanoid or pyranoid sugars is replaced by methylene group.

碳环是一环中的氧原子被亚甲基取代后形成的似物。