1·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。
2·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。
3·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。
4·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。
5·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。
6·It is a somewhat well known fact that sodium bisulfite will add to the carbonyl group of a ketone to form a crystalline addition product.
人们已经知道,亚硫酸氢钠可以加成到酮的羰基基团形成一个晶体加成产物。
7·After the starch was oxided, carboxyl and carbonyl group can be obtained. The parameters and application of oxidized starch were also introduced.
淀粉氧化后,得到羧基和羰基,描述了氧化淀粉表征参数及其在各行业中的应用。
8·The new fluorescent band is considered to be related to the intramolecular charge transfer between the amino group and the quinonoid carbonyl group.
我们认为该新的荧光峰与胺基和醌羰基之间的分子内电子转移有关。
9·At the same time, some other oxycompound groups, such as carbonyl group, aldehyde group and ketone group, appear or increase with temperature rising.
与此同时,醛、酮、酯类羰基、芳香酮、醛类羰基等类含氧基团或者从无到有,或者官能团数量不断增加。
10·The FTIR spectrum indicated that hydrogen bonds were formed between the carbonyl group in tartaric acid and the hydroxyl group in inner surface of kaolinite.
红外光谱表明:酒石酸分子的羰基与高岭石的内表面羟基形成了氢键,而羟基与高岭石的硅氧面的氧形成了氢键。