羧酸衍生物

目的探讨取代苯基羧酸衍生物的合成及抑制血小板聚集作用。

Aim To explore the potential inhibition of platelet aggregation and synthesis of substituted benzene carboxylic acid derivatives .

镁粉促进卤代烃与β-硝基苯乙烯及羧酸衍生物的环境友好反应研究

Study on the Environmentally Friendly Reactions of Alkyl Halides with β - nitroalkenes and Carboxylic Acid Derivatives Mediated by Magnesium Powder

低价钛引起的羧酸衍生物与芳酮的还原偶联反应

Low-valent Titanium Induced Reductive Coupling Reaction of Carboxylic Derivatives with Aromatic Ketones

低价钛引起的硝基化合物与羧酸衍生物的反应

Low-valent Titanium Induced Reaction of Nitro-compound with Carboxylic Derivative

4-喹诺酮-2-羧酸衍生物的合成及抗过敏作用

Synthesis and antianaphylactic action of 4-quinolone-2-carboxylic acid derivatives

具有光学活性的环丙烷-1,2-二羧酸衍生物的合成

Synthesis of optical derivatives of cyclopropane dicarboxylic acid

内消旋1,2-环丙烷二羧酸衍生物的合成

Synthesis of meso derivatives of 1,2-cyclopropane dicarboxylic acid

有机锑羧酸衍生物的合成、表征及晶体结构研究

Study on Synthesis 、 Characterization and Crystal Structures of Organoantimony (ⅴ) Compounds with Carboxylate Derivatives

研制开发出了无残渣压裂液，该体系无聚合物，是一种粘弹性表面活性剂压裂液，由羧酸衍生物（NRF01a）组成。

To protect the productive formation , a non-residue fracturing fluid was developed . With no polymer in the liquid phase , it is a viscoelastic surfactant fluid composed of carboxylic acid derivative ( NRF-01a ) .

报道了双羟甲基-18-冠-6及其正丁基、烯丙基、酯基、羧酸基衍生物的合成。所合成的八种新冠醚化合物的结构已经IR、MS、NMR、元素分析证实。

In this paper , bis ( hydroxymethyl ) - 18-crown-6 and seven derivatives were synthesized and characterized by elemental analyses , MS , IR and1H NMR spectroscopy .

新型咔唑羧酸类衍生物的合成、表征及光学性质

Synthesis , Characterization and Optical Properties of a Novel Carbazole Carboxylate Derivative

二茂铁羧酸锆衍生物的合成与结构

Synthesis and Structure of Ferrocenyl Carboxylic Acid Derivatives of Zirconium

肿瘤的化学治疗：N-羟乙基-异喹啉-3-羧酸内酯衍生物的合成

Tumor chemotherapy : synthesis of n-hydroxyethyl-isoquinoline-3-carboxylic lactone derivatives

6-溴-5-羟基吲哚-3-羧酸酯类衍生物的合成及其抗病毒活性

Syntheses and the in vitro antiviral activities of the derivatives of 6-bromo-5-hydroxyindole-3-carboxylic acid ethyl ester

它可以用来制备醛、酮、羧酸及其衍生物。

It can be used to make aldehydes , ketones , carboxyl acids and their derivatives .

本文报告3,5-取代-1,2,4-三嗪-6-羧酸及其衍生物的制备和性质。

The preparations and properties of some 3 , 5-disubstituted-1 , 2,4-triazine-6-carboxylic acids and their derivatives were reported .

奶牛粪肥中的不挥发有机酸主要是苯二羧酸的衍生物和长链脂肪酸。

The main constitutes of no volatilization acids are benzenedicarboxylic acid and its ramifications and big molecule fatty acids .

由于咪唑-4,5-二羧酸及其衍生物具有强的配位能力和复杂多变的配位模式，一直吸引着人们的研究兴趣。

The design and preparation of imidazole-4,5-dicarboxylic acid ( H3IDC ) and its derivatives have attracted much attention due to their strong coordination ability and various coordination modes .

腈的酶法水解不仅反应条件温和，而且高效性、高选择性，在光学活性羧酸及其衍生物的合成中具有巨大的应用潜力。

Enzymatic hydrolysis of nitrile was performed under mild conditions and afford high efficiency and selectivity , thus being highly potential for the synthesis of optically active carboxylic acids and their derivatives .

此外，底物中苄位的氰基还可以替换为酯基，从而使该方法还可以用来合成N-取代（芳基或烷基）-吲哚-3-羧酸酯类衍生物。

In addition , the benzylic cyano group in such substrates can be replaced by an ester group , which makes the method applicable to the synthesis of N-aryl or N-alkyl-indole-3-carboxylic ester derivatives .

它的反应条件温和、产率高、副产物少、产物的自聚率低、具有区域和立体选择性，可广泛地应用于氨基酸、酰胺、羧酸及其衍生物的合成。

Such as mild reaction conditions , high yields , fewer by-products , the small loss of the product of Self-Polymerization , regio-and stereoselectivity and can be widely used in synthesis of amino acids , amides , carboxylic acid and its derivatives .

红外光谱分析标准油品挥发组分初步认定为烃类、卤代烃类、醇酚醚类、醛酮类、羧酸及其衍生物类、稠环杂环类和胺类等。

By ultraviolet spectrophotometry , it can know the volatile component of oil smoke sample included hydrocarbons , halogenated hydrocarbons , alcohols , phenols , ethers , aldehydes and ketones , carboxylic acids and its derivative , condensed ring compounds , heterocyclic compounds and amines .

1,1-羧酸碳环衍生物的相转移催化合成

Synthesis of Carbocyclic-1 , 1 - Dicarboxylic Acids by Phase Transfer Catalysis

5-卤代-1H-1,2,4-三氮唑-3-羧酸乙酯及其衍生物的合成

Synthesis of 5-Halogenated-1H-1,2,4-triazole-3-carboxylic Acid Ethyl Ester and Their Derivatives