propylidene

In the present work,the density functional theory(DFT) is employed to study the mechanism of the asymmetrical annular-addition of methylenecyclopropanes(MCPs) with 1,3-dicarbonyl compound radicals.用密度泛函方法(DFT)研究了亚甲基环丙烷与1,3-双羰基化合物自由基不对称环加成反应的机理。zUK汉语字典

he absorption spectra, excitation and fluorescence spectra and lifetime of terbium cmplexes with bis(phenylsulfinyl)ethene, bis(phenylsulfinyl)propane and bis(phenylsulfinyl)butand have been determined.测量了双（苯基亚砜）乙烷（ｂｐｈｓｅ），双（苯基亚砜）丙烷（ｂｐｈｓｐ），双（苯基亚砜）丁烷（ｂｐｈｓｂ）和铽（Ⅲ）的配合物的吸收光谱和荧光光谱及其寿命。zUK汉语字典

Study on the Reactivity of Methylenecyclopropanes (MCPs);亚甲基环丙烷类化合物（MCPs）的一些化学反应性能研究zUK汉语字典

Syntheses of Trifluoroethylidene Substituted N-Benzoyl Aziridines三氟亚乙基取代的N-苯甲酰基氮杂环丙烷的合成zUK汉语字典

γ-glycidoxypropyl Methyldiethoxysilaneγ-环氧丙氧基丙基甲基二乙氧基硅烷的合成zUK汉语字典

Synthesis of (2-Epoxypropyl) Dodecylammonium Chloride2-环氧丙基十二烷基二甲基季铵盐的合成zUK汉语字典

Synthesis of β-aminocarboxylate containing gem-dimethylcyclopropane ring含偕二甲基环丙烷的β-氨基酸酯的合成zUK汉语字典

Quantum Chemistry Study on the Reaction of Singlet Alkylidenecarbenes with Oxirane, Thiirane and Methanol;亚烷基卡宾与环氧乙烷，环硫乙烷及甲醇反应的量子化学研究zUK汉语字典

Synthesis of Ethyl-1-Acetyl Cyclopropane Carboxylate Under Sdid-Liquid Phase Transfer Catalysis固－液相转移催化合成1－乙酰基环丙烷甲酸乙醇zUK汉语字典

Study of Trifluoromethylaion and Gem-Difluorocyclopropanation Reactions;三氟甲基化及二氟环丙烷化反应的研究zUK汉语字典

Synthesis of 2,2-Dimethoxypropane by Catalytic Rectification Circle Method at Lower Temperature低温催化精馏循环法合成2,2-二甲氧基丙烷zUK汉语字典

Study on octamethylcyclotetrasiloxane modified acrylate emulsion polymerization八甲基环四硅氧烷改性丙烯酸酯乳液的研究zUK汉语字典

dodecyl methacrylate甲基丙烯酸十二烷酯zUK汉语字典

3-4-methylenedioxy- methamphetamine (MDMA)亚甲二氧基甲基苯丙胺zUK汉语字典

Study on reaction conditions and kinetics of methoxycarbonylation of ethylene oxide into methyl 3-hydroxpropanate环氧乙烷氢甲酯化制3-羟基丙酸甲酯工艺条件和动力学研究zUK汉语字典

trimethylolpropane monoallylether三羟甲基丙烷单烯丙基醚zUK汉语字典

THE EFFECT OF MIXED ELECTRON DONOR CMMS/DPCS ON POLYMERIZATION OF PROPENE混合外给电子体环己基甲基二甲氧基硅烷/二苯基二氯硅烷对丙烯聚合的影响zUK汉语字典

Synthesis, Structure and Performance of the Complexes with Alkylenedithiomethylene Malonic Acid as Coordination Agent;二烷硫基亚甲基丙二酸配合物的合成、结构及性质研究zUK汉语字典

Synthesis, Structure and Performance of the Heteronuclear Complexes with Alkylenedithiomethylene Malonic Acid as Coordination Agent;二烷硫基亚甲基丙二酸异核配合物的合成、结构及性质研究zUK汉语字典

An Efficient NH_2SO_3H-Catalyzed Direct Alkylation of Active Methylene Compounds with Benzylic and Allylic Alcohols氨磺酸催化活泼亚甲基化合物与苄醇和烯丙醇的直接烷基化反应zUK汉语字典