2) Borate group
硼酸盐基团
3) Phenylboronic acid
苯基硼酸
1.
The effects of phenylboronic acid on the solubility of sugar,selectivity of the reaction and rate of the reaction during enzymatic synthesis of sugar esters in organic solvent were studied.
在非水相酶法合成糖酯过程中,引入苯基硼酸作为助溶剂,考察了苯基硼酸提高糖的溶解度、反应专一性和反应速率的效果。
2.
The effect of phenylboronic acid, a competitive inhibitor, on the extraction process and activity recovery of α-chymotrypsin by AOT[sodium 1,4-bis(2-ethylhexyl) sulfusuccinate] reverse micelles was studied.
研究了竞争性抑制剂苯基硼酸对α胰凝乳蛋白酶反胶团萃取过程的影响及对酶活力的稳定作用。
3.
By column chromatography separation and purification,3-chloro-1,2-propanediol glycol in soy sauce was derived with phenylboronic acid into 3-chloro-1,2-propylene glycol phenyl boric acid ester,which was determined by gas chromatography flame ionization detector and external standard method.
酱油中3-氯-1,2-丙二醇经层析柱分离、净化,与苯基硼酸衍生成3-氯-1,2-丙二醇苯基硼酸酯。
4) arylboronic acid
芳基硼酸
1.
Progress in synthesizing arylboronic acid and its ester;
合成芳基硼酸及其酯的研究进展
2.
Under ultrasonic radiation,four single substituted arylboronic acid were synthesized through the reaction of trisubstituted borate and halogenated hydrocarbon induced by iodine.
在超声条件下,以碘为催化剂,利用硼酸酯与卤代芳烃、金属镁粉合成了4种单取代芳基硼酸。
3.
By screening different organic solvents, it was found that NiCl_2·6H_2O can catalyze the homocoupling of arylboronic acids using K_2CO_3 as the base in pyridine to produce symmetrical biaryls in good yield.
6H2O能催化芳基硼酸发生自身偶联反应生成对称的联芳烃,该反应收率较高,并可暴露在空气中进行。
5) arylboronic acids
芳基硼酸
1.
Three thyronamines were synthesized from tyramine via a copper-promoted O-arylation of arylboronic acids with phenols as a key step.
以酪胺为起始原料,采用醋酸铜参与的芳基硼酸与酚的O-芳基化反应来构建芳基-O-芳基骨架,经5步反应合成了T2AM,经6步反应合成了T3AM和T4AM,总收率分别为44。
2.
In recent years, much attention have been fixed on the reations of N-arylation with arylboronic acids, the introduction of arylboronic acids as reaction partners has been a significant improvement over previous methods.
近年来,关于芳基硼酸作为芳基授体的N-芳基化反应的报道也很多,已经成为N-芳基化反应中不可或缺的重要反应。
3.
This thesis deals with tuning the selectivity of Heck-type coupling vs conjugate addition (HC/CA) in rhodium-catalyzed reactions of arylboronic acids with a, β-unsaturated carbonyl compounds in toluene-H_2O, consisting of four parts:1.
本论文围绕着甲苯-水中铑-膦体系催化芳基硼酸与α，β-不饱和羰基化合物高选择性地进行Heck类偶联和共轭加成反应而系统地展开，主要内容包括以下几个部分： 第一部分，铑催化芳基硼酸与α，β-不饱和酯的Heck类偶联对共轭加成反应选择性的调控研究。
6) alkenylboronic acids
烯基硼酸
补充资料：Re基团
分子式：
CAS号：
性质： 处于对映异位和非对映异位的两个相同的基团(或原子)，命名方法规定欲定义基团的序数高于未定义的基团，然后按次序规则视欲定义基团所处排列方向，若处于顺时针方向则为Re基团，处于逆时针方向则为Si基团(Si group)。
CAS号：
性质： 处于对映异位和非对映异位的两个相同的基团(或原子)，命名方法规定欲定义基团的序数高于未定义的基团，然后按次序规则视欲定义基团所处排列方向，若处于顺时针方向则为Re基团，处于逆时针方向则为Si基团(Si group)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条