esters

1.Heptanoic acid, mixed esters with dipentaerythritol and 2-ethylhexanoic acid;

名称 庚酸与二季戊四醇和2-乙基己酸的混合酯;

2.Biocat-alytic production processes have been set up for the manufacture of special esters like cetyl ricinoleate, so-called emollient esters, used as skin caring oils in cremes and lotions.

化妆品行业上已经建立了生物催化过程来生产如十六烷基蓖麻醇酸酯等化妆品工业中应用的酯。

3.The characteristics of structures and composition for sorption carboxylic esters and polyoxyethylene sorbitan carboxylic esters of typical non _ ionic surfactants are indicated by NMR, MS and IR.

用核磁共振波谱、质谱和红外光谱征了非中山梨醇酐脂肪酸酯和聚氧乙烯山梨醇酐脂肪酸酯的结构特征和它们的组成。

4.Dicyclohexylcarbodiimide (DCC) is widely used in the reaction for synthesis of esters and amides as a condensation agent.

二环己基碳二亚胺(DCC)是酯化、酰胺化等反应常用的一种脱水,采用DCC脱水缩合,反应条件温和,合成收率通常较高。

5.Tussore oil was extracted by chemical .The fatty acid (FA) in tussore oil was saponificated and modified to methyl esters by different means .

研究了脂肪油的衍生化、三氟化硼、硫酸3种不同方法对脂肪油的皂化、甲酯化效果,并用GC/MS法对柞蚕中脂肪酸的成分进行了鉴定和分析。

6.Amino polyester baking varnishes modified by tung oil were made from polyhydroxyl esters which were synthesized from methyl α eleostearate maleic anhydride adduct crosslinked by amino resins.

以桐马酸酐酯多元醇为原料,用氨基树脂交联,制备了桐油改氨基聚酯烘漆。

7.The results showed that the main compound categories of aromatic components were alcohols, esters, terpenes and ketones for all half-highbush blueberry cultivars.

结果明，半高丛越橘以醇类、酯类、萜类和酮类物质为主。

8.The synthetic medium of optical N acylalanines was N (2,6 xylyl) alanine.It was reacted with 1 menthol and prepared into its menthol esters which were purified by TLC, resolved and determined by HPLC.

光学杀菌的合成中间体N-（2，6-二甲苯基）-丙氨酸与l-薄荷醇在催化作用下，生成非对映异构体的薄荷醇酯。