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 4-methoxy-phenylhydroxy-acetic acid was synthesized by the carbonyl addition reaction of 4-methoxybenzaldehyde.

通过4-甲氧基苯甲醛的羰基加成反应合成4-甲氧基-苯基羟基乙酸。

No evidence for carbonyl formation was observed.

壳聚糖辐照后并未发现有羰基形成。

The temperature of carbonyl synthesis reaction is studied.

摘要对羰基合成反应的温度进行了研究。

An emphasis is given to the supported metal carbonyl clusters.

重点在担载金属羰基簇。

Behaviour of precious metals in carbonyl process was investigated.

考察贵金属在羰化过程中的行为。

Abstract; the temperature of carbonyl synthesis reaction is studied.

对拨基合成反应的温度进行了研究。

Substratesinclude phenols, carbonyl compounds, alcohols, and amines, etc.

涉及的底物有酚、羰基化合物、醇和胺等。

Four types of carbonyl derivatives of benzotriazole (BTA) were synthesized.

合成了四种苯骈三氮唑(BTA)的酰基衍生物。

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。

Influence of concentration of carbonyl iron on static magnetism was not obvious.

五羰基铁浓度对复合粒子的静磁性能影响不明显。

Methyl formate becomes more and more important as a new source of carbon in the carbonyl synthesis.

甲酸甲酯作为新的碳源，在羰基合成化学中的作用越来越受到重视。

The volatile carbonyl compounds are one of most poisonous components in cigarette mainstream smoke.

挥发性羰基化合物是卷烟主流烟气中主要有害成分之一。

A significant increase in plasma carbonyl levels during perfusion was seen after 25 and 40 min WIT only.

在经历25分钟和40分钟的WIT后，灌注期间出现明显的血浆羧基水平的升高。

The surface lipids undergo oxidation, generating many compounds containing hydroxyl and carbonyl groups.

表面的类脂物氧化后，产生许多化合物，包括羟基和羰基化合物。

The surface lipids undergo oxidation generating many compounds containing... hydroxyl and carbonyl groups.

表面的类脂物氧化后，产生许多化合物，包括羟基和羰基化合物。

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。

Chiral carbonyl iron systems have seldom been used in asymmetric transfer hydrogenation of aromatic ketones.

手性羰基铁络合物很少被用于芳香酮的不对称氢转移氢化。

The method was successfully applied to the quantitative analysis of carbonyl compounds in ambient air samples.

该方法成功地应用到对大气中羰基化合物的定量检测。

This paper discusses the current polarographic research of carbonyl compound in proton & proton inert solvent.

本文综述了羰基化合物在质子和质子惰性溶剂中的极谱研究现状。

FTIR results indicate that terbium ions coordinated with the carbonyl groups in polyurethane molecular chains.

红外光谱研究结果表明，铽离子与聚氨酯分子链中的羰基发生了配位作用。

Then, the same method was used to study the concentrations of carbonyl compounds in the atmosphere in Guangzhou.

随后利用此方法对广州市区大气中的羰基化合物进行了研究。

The mechanism of methanol carbonylation catalyzed by a chelated square planar carbonyl rhodium complex was studied.

报道了螯合型正方平面羰基铑配合物催化甲醇羰基化反应的机理研究。

This paper discussed the variation in the shape and surface state of the carbonyl nickel powder with particulate size.

论述了羰基镍粉末的颗粒形状和表面状态随粒度大小的变化规律。

We discuss the syntheses, structural pattern and electron counting of six molybdenum-iron mixed metal carbonyl clusters.

本文总结了六种钼—铁混合金属羰基原子簇化合物的合成、结构类型和电子计数。

This dissertation studied allylation reactions of carbonyl compounds promoted by inorganic salts or carbon dioxide in aqueous media.

本论文主要研究了水相中无机盐和二氧化碳促进羰基化合物烯丙基化反应。

A novel magnetorheological fluid was prepared with nanometer lithium magnesium silicate, carbonyl iron particle, silicon oil and so on.

以纳米硅酸镁锂、羰基铁粉、硅油等原料制备了一种稳定性好的磁流变液。

Carbonyl low medium temperature transformation reaction is an important reaction process in petrochemical and synthetic ammonia productions.

一氧化碳中—低温变换反应是石油化工和合成氨生产中的重要反应过程。

Complexing reaction activates the carbon monoxide, so that the metallic carbonyl complexes are excellent catalysts in the organic synthesis.

络合反应使一氧化碳活化，因此，金属羰合物是有机合成中的优良催化剂。