1) ester group
酯基
1.
A dimercaptothiadiazole dimer containing ester groups was synthesized,and its tribological performance as the antiwear additive of 12-hydroxystearate lithium grease was evaluated on a four-ball tester and the friction surface of the steel ball after test was also investigated by X-ray photoelectron spectroscopy(XPS),scanning electron microscope(SEM) and energy dispersive spectroscope(EDS).
合成了含酯基的二巯基噻二唑二聚物,采用四球试验机考察了其在12-羟基硬脂酸锂基脂中作为极压抗磨剂的摩擦学性能,并采用XPS、SEM和EDS分析了摩擦表面的特性。
2.
A method for estimating the two wave numbers of an ester group is discussed based on a multiple-repression analysis This estimation was achieved by assuming that there is additivity in the effect of adjacent groups Both the low and high wave numbers were predicted for a standard deviation of 6 31cm -1 and 4 25cm -
介绍了一种多变量解析法预测酯基υC -O -C的两种振动波数的方法 ,即通过计算邻接基效应的加和性进行预测 ,结果表明 :对液态化合物中酯基的振动波数可精确地预测。
2) esteryl
酯基
1.
Synthesis and Mesophase of Liquid Crystals of Multi-ring Monoesteryl Aryl Aldehyde;
多环单酯基芳香醛类液晶的合成与液晶相
2.
The Synthesis and Mesophase Research of Liquid Crystals of Monoesteryl Aryl Aldehyde and Aryl Nitrile;
单酯基芳香醛及芳香腈类液晶的合成与液晶相研究
3) ester
[英]['estə] [美]['ɛstɚ]
酯基
1.
Treatment of p tert butylcalixarene or p tert butylcalixarene with compound 1 under K 2CO 3/benzene and K 2CO 3/toluene system for 48 h gave the calixcrown and calixcrown containing ester and amido groups in 37% and 25% yields, respectively.
乙醇胺与氯乙酰氯反应得到N ( 2 氯乙酸酯基乙基 ) 氯乙酰胺 ( 1) 。
4) benzyl-malonic acid
苄基硬酯酯
6) tert-butyl ester
叔丁基酯
1.
Synthesis of 9-fluorenylmethoxycarbonyl amino acid tert-butyl ester;
9-芴甲氧羰基氨基酸叔丁基酯的合成
补充资料：酯基
分子式：
CAS号：
性质：纤维素大分子中的羟基与酸反应可生成纤维素酯，如纤维素硝酸酯，纤维素醋酸酯，其相应的酯基为—ONO2，—OCOCH3。
CAS号：
性质：纤维素大分子中的羟基与酸反应可生成纤维素酯，如纤维素硝酸酯，纤维素醋酸酯，其相应的酯基为—ONO2，—OCOCH3。
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