These clusters show different fluxional behaviour and ligands according to various substituent around the metals of osmium.

根据羰基配体取代基的不同,该类簇合分子的移动种类及方式也有所不同。

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

作为亲电基的碳基与作为亲核基的H,C,N和O的羰基化合反。

This paper andlyses and disscusses the application of group of equal value in syn-thetize to the synthetize of carbonyl chemical compound.

本文介绍并讨论某些合成用等价基团在合成羰基化合的用。

They are formed byatmospheric photochemistry reaction, and could product OH radical, alkyl radical, ozone,carboxylic acid peroxyacetyl nitrates by atmospheric photochemistry reaction.

羰基化合既是大气光化学反的产，又能通过光化学反生成羧酸、羟基自由基、臭氧和过氧乙酰硝酸酯。

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。

A simple method for calculating the standard heats of formation of organic compounds containing carboxide using the inductive effect index is built up.

利用诱导效指数建立含羰基有机化合的标准生成热的简单计算方法。

The sythesis of Monuron herbicide by oxidative-reductive carbonylation of dimethyamine and p-ClC6H4NO2 using selenium as catalyst and organic base as cocatalyst was studied.

研究以硒为催化剂,有机胺为助催化剂,对氯硝基苯和二甲胺为反底,经高选择性氧化还原羰基化步合成灭草隆除草剂。

OXEA, one of the world's largest suppliers of oxo-products,.with annual sales worth more than 2 billion USD and manufactory sites in Europe and USA.

OXEA是全球羰基化合的最大供商之，年销售额超过20亿美元，在美国和欧洲建有工厂。

Unsaturated transition metal thiocarbonyl complexes are building blocks for stable organometallic complexes and play important role in catalysis and biology.The CS molecule is isovalent with CO.

不饱和过渡金属硫代羰基化合不仅在催化及生上具有重要作用，而且这些化合是许多稳定的金属有机化合的结构单元。

Sugar alcohol (alditol) An alcohol derived from a monosaccharide by reduction of its carbonyl group (CO) so that each carbon atom of the sugar has an alcohol group (OH).

单糖的羰基(CO)还原得到醇．继而糖分子的每碳原子都连有羟基(OH)。

And it mainly includes the action of 1,3-diethylene alkylation and acidyl; the action of addition of carbonyl compound; the action of chlorortrimethys:lane and the reaction of diethy lene.

对含硫碳负离子─—1，3-二噻烷的合成方法及其在有机合成上的用进行比较系统的介绍，主要介绍1，3-二噻烷的烃基化和酰基化反，与羰基化合的加成反，与氯化三甲硅的反及1，3-二噻烷的还原反。