14-carboxylicacidderivatives 14-carboxylicacidderivatives 5、腈：CH3CN乙腈 CH2=CHCN丙烯腈 ClCH2CH2CH2CN4-氯丁腈 二、物理性质及光谱性质：OCH3CClM78.5b.p510C O O CH3COCH3CH3CH2CNH2 7457.50C 732130C OHCNCH3 CH373 1530C 解释沸点差异？波谱性质（请自学红外光谱一节，考试一题）1、IR：主要是C...
以下为句子列表: 英文: Stereoselective oxidative dimerization of the enolate of carboxylic acid derivatives is summarized focusing on the stereoselectivity of the process. 中文: 综述羧酸衍生物的烯醇盐氧化二聚成键的规律,重点是立体选择性的过程。 更详细... 分享到: ...
Anti-inflammatory and antiarthritic activity of anthraquinone derivatives in rodents In acidic solution, the weak nucleophile water attacks carbonyl carbon atom, having protonated oxygen atom; then carboxylic acid derivatives and alcohol groups are formed [28]. Determination of acid dissociation constants ...
The carboxylic acid derivatives discussed here (with the exception of nitriles) share the RCO structure with aldehydes, ketones, and carboxylic acids themselves. Read More carboxylic acids Incarboxylic acid …certain other groups are called carboxylic acid derivatives, the most important of which are ...
Carboxylic acid derivativesCompounds of the formula in which A denotes oxygen, sulphur or -NR1-; B denotes C2-C6-alkylene; D-E denotes -O-E, -S-E, -O-CH2-E, -O-C(=O)-E, -O-C(=O)-O-E, -O-C(=O)-N(H)-E or -O-C(=S)-N(H)-E; E denotes phenyl; phenyl ...
( Nomenclature, Structure, Physical and spectrum properties of acid derivatives) 14.1.1 羧酸衍生物的命名 1. 酰卤(RCOX,acyl halide): RCOX,从结构上看是羧酸与 HX 形成的酸酐,以酰基的卤化物命名,称某酰卤。如: CH3COCl CH3CH2CHCOBr PhCOCl O Br CCl 1 有机化学电子教案 第十四章 羧酸...
在上下文、翻译记忆库中将“carboxylic acid derivative"翻译成 中文 变形 干 匹配词 所有 精确 任何 Fire extinguishing composition comprising carboxylic acid derivative 一种含有羧酸衍生物的灭火组合物 patents-wipo Preparation method for pyrrolidine-2-carboxylic acid derivatives 一种2-羧酸吡咯烷衍生物...
Carboxylic Acid Derivatives Nucleophilic Acyl Substitution：羧酸衍生物的亲核酰基取代-PPT文档资料-PPT Chapter19 CarboxylicAcidDerivatives:NucleophilicAcylSubstitution ReadingAssignment •DO:–Sections19.0-19.1,19.4,19.5,19.7-19.15,19.17-19.20,19.22-19.24,19.35–Problems •READWITHOUTLECTURE:–...
Carboxylic acid derivatives having potent retinoid-type pharmacological activities are disclosed. The compounds disclosed are represented by the following formula: ##STR1## wherein R, R, and Rindependently represent a hydrogen atom or an alkyl group with the exception that all of R, R, and Rdo...
6) Aromatic carboxylic acid derivatives 芳香羧酸衍生物 1. The repellency and QSAR of fourty aromatic carboxylic acid derivatives were analysed using Hansch′s method in the study. 分析了40个芳香羧酸衍生物的驱避活性及其定量构效(QSAR)关系。补充资料:环丙羧酸甲酯(喹啉类衍生物) 分子式:C14H11ClF...