Heptanoic acid, mixed esters with dipentaerythritol and 2-ethylhexanoic acid;
名称 庚与二季戊四醇
2-乙基己
的混合
;
phthalate esters
Heptanoic acid, mixed esters with dipentaerythritol and 2-ethylhexanoic acid;
名称 庚与二季戊四醇
2-乙基己
的混合
;
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等化妆品工业中应用的
。
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、质
外光
表征了非离子表
活性剂中山梨醇酐脂肪
聚氧乙烯山梨醇酐脂肪
的结构特征
它们的组成。
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)是化、酰胺化等反应常用的一种脱水剂,采用DCC脱水缩合,反应条件温
,合成收率通常较高。
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3种不同方法对脂肪油的皂化、甲
化效果,并用GC/MS法对柞蚕中脂肪
的成分进行了鉴定
分析。
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.
以桐马酐
多元醇为原料,用氨基树脂交联,制备了桐油改性氨基聚
烘漆。
The results showed that the main compound categories of aromatic components were alcohols, esters, terpenes and ketones for all half-highbush blueberry cultivars.
结果表明,半高丛越橘以醇类、类、萜类
酮类物质为主。
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.
光学活性杀菌剂的合成中间体N-(2,6-二甲苯基)-丙氨与l-薄荷醇在催化剂作用下,生成非对映异构体的薄荷醇
。
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