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- The major aromas were hexylic acid ethyl ester, benzyl ethanol, octylic acid and octylic acid ethyl ester. 主體風(fēng)味成分是己酸乙酯、苯乙醇、辛酸和辛酸乙酯。
- The major chemical constitutes in essential oil were ester and alcoho.The major chemical compound was butanoic acid ethyl ester (86.89%). 其主要成分是酯類(lèi)、醇類(lèi)物質(zhì)，其中丁酸乙酯的相對含量高達86.;89%25。
- The content of active component 3,4,5-trimethoxy-trans-cinnamic ethyl ester of Radix Polygalae in Fumaiding Granules was determined by TLC-scanner. 采用薄層掃描法對復脈定沖劑中遠志有效成分3，4，5－三甲氧基反式肉桂酸乙酯的含量進(jìn)行測定。
- The major chemical constitutes in essential oil were ester and alcoho.The major chemical compound was butanoic acid ethyl ester((86.89%)). 其主要成分是酯類(lèi)、醇類(lèi)物質(zhì);其中丁酸乙酯的相對含量高達86.;89%25。
- The main components in ethanol-extracts are psoralen, hexadecanoic acid, hexadecanoic acid ethyl ester, bergapten, oleic acid and linoleic acid. 其乙醇提取物中以補骨脂素、十六酸、十六酸乙酯、佛手內酯、油酸、亞油酸為主。
- Internal standard method for determinating the contents of DHA and EPA in fish oil, fatty acid and fatty acid ethyl ester? 內標法測定魚(yú)油及脂肪酸與脂肪酸乙酯中 DHA 和 EPA 含量
- Any of several esters, other than the ethyl ester, of carbamic acid. 聚氨脂一種氨基甲酸中除乙基酯以外的酯
- Preparation of L-lysine ethyl ester diisocynanate from L-lysine by esterfication and isocyanation with triphosgene was described. 以L(fǎng)-賴(lài)氨酸為原料經(jīng)乙酯化后與三光氣反應合成了L-賴(lài)氨酸乙酯二異氰酸酯。
- Abstract： Preparation of L-lysine ethyl ester diisocynanate from L-lysine by esterfication and isocyanation with triphosgene was described. 摘 要： 以L(fǎng)-賴(lài)氨酸為原料經(jīng)乙酯化后與三光氣反應合成了L-賴(lài)氨酸乙酯二異氰酸酯。
- Poly[bis(glycine ethyl ester)phosphazene]/poly(D,L-lactide-co-glycolide) blends was one kind of novel biodegradable materials. 聚[(雙-甘氨酸乙酯)膦腈]/聚(丙交酯-共-乙交酯)共混物是一類(lèi)新型的生物降解材料。
- The ethyl ester of conjugated linoleic acid(CLA)was synthesized with ethyl ester of safflower oil as raw material and with kalium alcoholate(KOCH2CH3)as catalyzer. 以乙醇鉀為催化劑催化共軛化紅花籽油乙酯制備共軛亞油酸乙酯。
- The liquor contains rich microconstituents, low-molecular organic acids, higher fatty acid, ethyl ester, and phenolic compound etc., which are helpful for people's health. 特殊的釀造工藝賦予了酒體中豐富的微量元素、低分子有機酸、高級脂肪酸及乙酯、酚類(lèi)化合物等微量成分對人體健康有良好的功效。
- In the process of Formylchloroacetic acid ethyl ester synthesis, this paper compares the variety of output by changing the lime of chemical reaction and the quantity of raw material of ethel formate. 在甲酰氯乙酸乙酯的合成過(guò)程中,通過(guò)改變反應時(shí)間及原料甲酸乙酯的投料量來(lái)比較產(chǎn)量的變化,以確定提高合成率的最佳條件。
- The structure of polyunsaturated fatty acid ethyl ester in fish oils were characterized by 1 H and 13C NMR, and assignment of peaks were made by means of 1H - 1H homo-nuclear shift correlation( COSY) and 1H - 13C chemical shift correlation ( HETCOR). 利用~1H、~(13)C核磁共振波譜,對魚(yú)油多烯脂肪酸乙酯的結構進(jìn)行了表征,并通過(guò)二維H-~1H相關(guān)譜(COSY)和~1H-~(13)C化學(xué)位移相關(guān)譜(HETCOR)對各共振峰進(jìn)行了指認。
- By using bicycle [2. 2. 1] hept-5-ene-2, 3-dicarboxylic acid ethyl ester, benzonphe-nonetetracarboxylic acid diethyl ester and methylene dianiline as monomers and ethanol as solvent "PMR" polyimide was synthesized. 合成了以乙醇為溶劑;雙環(huán)[2.;2
- Transesterification of soybean oil and ethanol catalyzed by KOH catalyst to prepare ethyl ester of soybean oil was studied,and its application in printing industry was investigated. 以大豆油為原料,在催化劑KOH作用下,探討大豆油與乙醇進(jìn)行酯交換反應工藝,并對大豆油脂肪酸乙酯在印刷領(lǐng)域的應用進(jìn)行論述。
- The compound 8 was synthesized by 4-nitrophenyl-hydrazine and 2- oxo-propionic acid ethyl ester by nucleophilic addition, rearrangement by total yield 67.9%, and the cost was decreased. 以對硝基苯肼、丙酮酸乙酯為原料，經(jīng)親核加成、環(huán)化（2步總收率67.;9%25）合成了化合物8，降低了生產(chǎn)成本。
- Mycophenolate mofetil,the prodrug of the 2-(4morpholino) ethyl ester of mycophenolic acid,has been widely applied to the prophylaxis of acute graft rejection in solid organ transplantation. 麥考酚嗎乙酯是麥考酚酸的2-乙基酯前體藥物,臨床廣泛應用于器官移植后的抗排斥治療。
- Molecular imprinting polymer of L _ phenylalanine ethyl ester(L _ PHOET) was synthesized and used for chiral resolution of enantiomers of PHOET as a chromatographic stationary phase. 合成苯丙氨酸衍生物的分子印跡聚合物作為色譜固定相,對其對映異構體進(jìn)行手性拆分;
