ethyl group

To introduce the ethyl group into ( a compound ) . Study on O-hydroxy by ethylation of diethyl carbonate and catechol

使乙基化把乙基引入（一化合物）碳酸二乙酯乙基化邻苯二酚合成邻羟基苯乙醚

No potential barrier is present in the insertion reaction between methylene and C H bonds adjacent to the oxygen atom and the potential barrier for the insertion between methylene and β C H bond in ethyl group is 3 4 kJ / mol.

亚甲基与毗邻氧原子的各CH键插入反应没有势垒，与乙基中β-CH键插入势垒仅3.4kJ/mol。

A novel reactive dye class containing ( n-methyl - β - sulfoethyl-amino ) ethyl sulfonyl group for silk

一类新型丝绸用含（N甲基β磺基乙胺基）乙基砜基活性染料

Uncaria extract group , ethyl acetate extract group after 12 days treatment , the mice improved mental state , fight less , hair gradually restore the luster .

钩藤总提物组、钩藤乙酸乙酯部位组经12天治疗后，小鼠的精神状态好转，打斗较少，毛发逐渐恢复光泽。

In small intestinal propulsion experiment , alcohol extract group and water extraction and ethyl ether extraction of residual group of Lindera root inhibit gastric emptying of stomach , and water decoction group and the water extraction and ethyl ether extraction group promote small intestine propulsion under normal state .

小鼠小肠推进实验中，正常状态，乌药醇提液和水提醇沉乙醚剩余组抑制胃排空，水煎液和水提醇沉乙醚萃取组促进小肠推进。