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- The amino cyclohexylcarbinols(9) derived from the fused isxoazolidine(8) were a mixture of cis and trans isomers. 从稠合的四氢异?0唑(8)所得到的氨基环已基甲醇(9)则是顺式和反式异构体的混合物。
- cis and trans isomers of Difluoroethylene 顺反二氟乙烯
- When N-(4-hydroxycyclohexyl) acetamide with the cis-trans ratio 66:34 as start material, it can make up 66 to 68 percent trans isomer of total cis and trans isomers in the equilibrium solution through epimerization. 当以顺反比66:34的4-乙酰氨基环己醇为原料时,平衡产物中,反式异构体可占总醇分率的66%25~68%25。
- 1HNMR also shows that they area mixture of cis and trans isomers. 用1HNMR还证实了顺反异构体的存在。
- The amino cyclohexylcarbinols(9) derived from the fused isxoazolidine(8) were a mixture of cis and trans isomers 从稠合的四氢异?
- Density Functional Study on Geometries and Stability of cis and trans isomers of Difluoroethylene 顺、反二氟乙烯分子结构和稳定性的ab initio研究
- Keywords high pressure processing;lycopene;cis and trans isomers;oleic acid;linoleic acid;photooxidation; 超高压处理;番茄红素;顺反异构物;油酸;亚油酸;抗光敏氧化;
- Keywords high pressure processing;lycopene;cis and trans isomers;mammary cancer;antiproliferation; 超高压;番茄红素;顺反异构物;乳腺癌;增殖抑制;
- cis and trans isomers 顺反异构物
- The recovery of cis and trans resveratrol was 94 4% and 97 6%, respectively. 顺式、反式白藜芦醇的平均回收率分别为 94 4%25和 97 6%25 .
- The prefixes cis and trans are frequently applied to disubstituted cycloalkanes. 词头顺和反常用于双取代的环烷烃。
- The result demonstrats that isomerization occur in cis and trans of DES and its derivatives,which is effected obviously by polar solvents. 结果表明:在极性溶剂中,己烯雌酚和其衍生物存在着顺反异构转化现象,极性有机溶剂的溶剂化作用促使顺反异构体的转化。
- These two compounds were quantitative determined. The precision of the method for the determination of cis and trans resveratrol was 4 48% and 5 23% of RSD, respectively. 对方法的精密度和回收率进行了测定 ;方法的相对标准偏差分别为 4 48%25 (顺式 )和 5 2 3%25 (反式 ) .
- Reviewed natural source such as several Amazonian fruits,synthesis(including cis and trans )of 3 Hepten 2 one and its application in food industry, personal care products, medical field and the other fields. 考察了3-庚烯-2-酮在几种亚马逊河水果等自然界植物中的天然存在、合成方法(包括其顺式及反式的合成)及其在食品、个人护理用品及药用品等领域中的应用。
- The target fragments were cut down from pGEMT-easy and ligated with shuttle vector pJFF224-XN/E. coRI. Through identification, the homogenous regulatory gene inserted in cis and trans direction under T4 promoter, separately. 切下目的片段与酶切的穿梭质粒pJFF224-XN连接,经PCR方法及酶切鉴定,调节基因片段分别以正向或反向插入到质粒的T4启动子下;
- Influence of cis and trans structures on molecular conformation and UV spectra of MPV isomers 顺、反式结构对MPV异构体的分子构型和吸收光谱的影响
- Synthesis of Cis and Trans 1,4 Dimethoxy 2 butene 顺式和反式1,4-二甲氧基-2-丁烯的合成
- Unhealthful fats include saturated and trans fats. 不利于健康的脂肪包括饱和脂肪及转化脂肪。
- Synthesis of Cis and Trans 1,4 Dimethoxy 2 butene 骆玉美, 顺式和反式1,4-二甲氧基-2-丁烯的合成
- Ab initio and density functional theoretic study of the structure, IR defination and frontier MO properties of Cis and trans oxamide 草酰胺分子构型、稳定性、IR光谱及分子轨道的密度泛函与从头算研究