第二章:二羧酸碘苯在有机合成中的应用;
The second one is about the application of diacetoxyiodobenzene in organic chemistry recent years.
所述阴离 子可以包括糖精盐衍生物、长链脂肪酸和烷基二羧酸盐。
The anion may comprise saccharinate derivatives, long chain fatty acids, and alkyl dicarboxylates.
目的:观察二羧酸转运蛋白对衰老细胞和不老细胞系端粒长度的影响。
AIM: To observe the effect of human dicarboxylate cotransporter 3 on the telomere length of the ageing cells and non-ageing cells.
对混合二羧酸(AGS)酯类增塑剂的分离提纯、色泽改进进行了研究。
The separation, purification and color improvement of AGS esters plasticizer were studied.
到目前,我们已经合成了制备麝香酮中重要的一步中间产物十五碳二羧酸。
So far, we have synthesized pentadecane diacid, which is a very important intermediate product during preparing muscone.
建立了测定噻吩-2,5-二羧酸的离子对反相高效液相色谱法(HPLC)。
A method for analysis of thiophene-2,5-dicarboxylic acid by ion pair reversed-phase HPLC was described.
合成脂肪族聚酯二醇的合成及二羧酸经缩合聚合,和已知的完全生物降解土壤和水。
Synthetic aliphatic polyesters are synthesised from diols and dicarboxylic acids via condensation polymerisation, and are known to be completely biodegradable in soil and water.
在碱性条件下,通过空气氧化将E环转变为环己二羧酸酐形成红紫素18甲酯衍生物;
In basic condition E ring was converted into the cyclohexanedicarboxylic anhydride to form purpurin 18 derivatives by the air oxidation.
以辛醇和从二羧酸中分离出的戊二酸为原料,硫酸为催化剂,酯化合成了戊二酸二辛酯。
The dioctyl glutaricate was prepared by esterification of octyl alcohol and glutaric acid separated from dicarboxylic acid in catalysis of sulfuric acid.
如果要得到与常规铬鞣革相同的鞣制强度,用二羧酸或丙烯酸处理后的革必须加入更多的铬盐鞣制。
It is necessary to add more chrome to obtain the same level of tanning fastness as found in conventional tanned leather.
这种配方的构成包括草甘膦或者草甘膦的一种盐、酯或其他产物,一种二羧酸或者其产物,以及一种制药可接受的载体。
The formulation comprises a glyphosate or a salt, ester or other derivative thereof, a dicarboxylic acid or a derivative thereof, and a pharmaceutically acceptable vehicle.
二甲基-4-(2-氯苯基)-1,4-二氢-3,5-吡啶二羧酸二甲酯对大鼠野百合碱性肺动脉高压的防治作用。
Effect of dimethyl 4 (2 chlorophenyl) 1,4 dihydro 2,6 dimethyl 3,5 pyridinedicarboxylate on the chronic pulmonary hypertension induced by monocrotaline in rats.
研究了用亨克尔法和2,6-二烷基萘氧化法制备2,6-萘二羧酸的工艺条件,并对两种方法的优缺点进行了比较。
Preparation of 2,6-NDA through Henkel process and the process of oxidization of 2,6-alkyl naphthalene is studied. Advantages and disadvantages of the two processes are also discussed.
吡啶羧酸酐是新型广谱除草剂灭草烟的重要中间体,文献所介绍的合成方法是以2,3-吡啶二羧酸与乙酸酐反应制得。
Pyridine-2,3-dicarboxylic anhydride, a key intermediate of the herbicide imazapyr, was synthesized from pyridine-2,3-dicarboxylic acid and anhydride according to the methods in the patents.
所述羧酸原料含有总量小于或等于5质量%的戊二酸、己二酸、庚二酸、辛二酸、癸二酸和1,9-亚壬基二羧酸。
Preferably, the carboxylic acid raw material contains glutaric acid, adipic acid, pimelic acid, suberic acid, sebacic acid and 1,9-nanomethylenedicarboxylic acid in a total amount of 5 mass% or less.
类皮质素-17,21 -二羧酸酯和类皮质素- 17 -羧酸酯- 21 -碳酸酯,其制备方法和含有它们的药物。
Corticoid 17, 21-dicarboxylic esters and corticosteroid 17-carboxylic ester 21-carbonic esters, processes for their preparation and pharmaceuticals containing these compounds.
类皮质素-17,21 -二羧酸酯和类皮质素- 17 -羧酸酯- 21 -碳酸酯,其制备方法和含有它们的药物。
Corticoid 17, 21-dicarboxylic esters and corticosteroid 17-carboxylic ester 21-carbonic esters, processes for their preparation and pharmaceuticals containing these compounds.
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