羟基羧酸,hydroxycarboxylic acids
1)hydroxycarboxylic acids羟基羧酸
1.Usually,hydroxycarboxylic acids such as citric, malic, lactic andglycolic acids are used instead of homocitrate in studies.研究表明，含有高柠檬酸的固氮酶的固氮活性比其它羟基羧酸突变种的固氮酶活性强，但是什么原因造成的这种差别目前还没有定论。
英文短句/例句
1.Preparation of New Lewis Acid and Synthesis of Hydracarboxylic Esters by the Catalyst;新型Lewis酸的制备及其羟基羧酸酯的催化合成
2.Proteolytic enzymes catalyze oligomerization of the .alpha.-hydroxy carboxylic acid and .alpha.-amino acid.蛋白水解酶催化α-羟基羧酸和α-氨基酸的低聚化。
3.Syntheses, Structural Characterization, Properties Studies of Complex Constructed from Transition Metals and Hydroxycarboxylic Acid;过渡金属与羟基羧酸构筑的化合物的合成、表征及性质研究
4.2,4-dihydroxybenzene carboxylic acid２,４－二羟基苯羧酸
5.2-hydroxy-1,2,3-propanetricarboxylic acid２－羟基－１,２,３－丙三羧酸
6.hydroxy substituted carboxylic acid羟基代羧酸（含有羟基的有机酸）
7.treat a chemical compound with carboxyl or carboxylic acid.用羟基或羧基酸化合物进行处理。
8.Synthesis of 3β-Hydroxy-5-and Rostene-17β-Carboxylic Acid;3β-羟基-5-雄甾烯-17β-羧酸的合成
9.One Step Synthesis of 4′-Hydroxybiphenyl-4-carboxylic Acid from 4-Hydroxybiphenyl Mediated by β-Cyclodextrin在β-环糊精存在下由4-羟基联苯一步合成4"-羟基联苯-4-羧酸
10.Synthesis of Ethyl 5-Hydroxy-1H-Indole-3-Carboxylates;5-羟基-1H-吲哚-3-羧酸乙酯类化合物的合成
11.Synthesis of Methyl 9-Hydroxyl-9-xanthene Carboxyate and Intermediate9-羟基-9-呫吨羧酸甲酯和中间体的合成
12.Catalytic Hydrogenation of 3,5-dihydroxy Benzoic Acid to 3,5-Dioxocyclohexane Carboxylic Acid;3,5-二羟基苯甲酸催化加氢制备3,5-二氧代环己烷羧酸的研究
13.The univalent radical or group OH, a characteristic component of bases, certain acids, phenols, alcohols, carboxylic and sulfonic acids, and amphoteric compounds.羟基单价原子团或羟团，是碱、一些酸、酚、醇、羧酸和硫酸及两性化合物的主要成分
14.Synthesis and anticoccidial activity of ethyl 6-alkyloxy-7-ethyl-4-hydroxy-3-quinolinecarboxylate6-烷氧基-7-乙基-4-羟基-3-喹啉羧酸乙酯的合成及抗球虫活性研究
15.A Study on Novel Construction of Metal-assembled and Metal-Cluster Architectures Based on Hydroxypolycarboxylic Acids;基于羟基多元羧酸调控的新型有序结构分子聚集体研究
16.Synthesis and Antiviral Activities of Ethyl 5-Hydroxy-1H-Indole-3-Carboxylates;5-羟基-1H-吲哚-3-羧酸乙酯类化合物的合成及抗病毒活性研究
17.Synthesis and in Vitro Antiviral Activities Against Influenza Viruses of Ethyl 5-Hydroxy-6-Bromo-1H-Indole-3-Carboxylate Derivatives;5-羟基-6-溴吲哚-3-羧酸酯类化合物的合成及抗流感病毒活性研究
18.Investigation of distribution on lactone/carboxylate of hydroxycamptothecin after aerosol inhalation in cavia cobaya雾化吸入羟基喜树碱内酯/羧酸盐在豚鼠体内的分布
相关短句/例句
aromatic hydroxycarboxylic acids芳羟基羧酸
1.A new synthesis technology for synthesizingaromatic hydroxycarboxylic acids by carboxylation in solvent was introduced.本文报导了溶剂法碳酸化合成芳羟基羧酸新技术，探讨了反应机理、影响因素和溶剂选用原则。
3)α hydroxycarboxylic acidsα羟基羧酸
4)α-aminopolycarboxylic acidα-羟基羧酸
5)Hydroxylpolycarboxylic羟基多羧酸
6)monohydroxy-acid; monohydroxy-monobasic acid一羟基羧酸
延伸阅读
羟基分子式：CAS号：性质：又称氢氧基。是由一个氧原子和一个氢原子相连组成的一价原子团，结构式为HO—。此原子团在有机化合物中称为羟基，是醇（ROH）、酚（ArOH）等分子中的官能团；在无机化合物水溶液中以带负电荷的离子形式存在（OH-1），称为氢氧根。当羟基与苯环相连时，可使苯环致活，再进基主要进入其邻、对位。
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