This radical attacks the carbonyl group to an intermediate bicyclic ketyl.

烷基自由基对羰基进行进攻，生成双环的羰自由基中间体。

The chemical reductants fail to reduce carbonyl group under ambient conditions.

羰基在一般条件下不易被化学还原剂还原。

The hydrogenation of diene compound and carbonyl group with yeasts was studied.

对几种酵母细胞催化双烯和羰基的加氢反应作了一些初步研究。

Reactions of Carbonyl Compounds with the Carbonyl Group as an Electrophile with H, C, N and O Nucleophiles.

作为亲电体的羰基与作为亲核体的H，C，N和O的羰基化合物反应。

The FT-IR indicates that the phenolic group in the weak acid oil subsection and carbonyl group exist in the neutral oil subsection.

红外光谱分析说明，弱酸性精油中含有酚的结构，中性精油中含有较多的非共轭羰基结构。