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- Enol Luteovis 孕醚, 孕酮-3-烯醇環(huán)戊醚[孕激素]
- Reaction of Dianion 8 with 4 To Form 7 and Enol 10. 反應形成酸根84710和烯醇.
- We have already met one series of specific enol equivalents. 我們已經(jīng)遇到過(guò)一系列有特效的烯醇等當物。
- The New Synthesis of Enol Phosphate Phosphorus, Sulfur, Silcon 1996, 118, 113. 應用固－液相轉移方法合成肌醇磷酸酯化學(xué)學(xué)報1994，53，305.
- The New Synthesis of Enol Phosphate Phosphorus, Sulfur, Silcon 1996，118，113. 應用固-液相轉移方法合成肌醇磷酸酯化學(xué)學(xué)報1994，53，305.
- Similarly, using diketene to replace mixed anhydride or acid chloride, intermediate enol 5 may be obtained. 而由混合酸酐或雙烯酮代替酰氯，中間體也可能是烯酮或烯醇5。
- Calculations are performed for the enol and keton isomers of acetylacetone by quantum CNDO/2project in this paper. 本文應用半經(jīng)驗的CNDO/2方案對乙酰丙酮的兩種不同異構體進(jìn)行了量子化學(xué)計算。
- The enol form decay rate of diCN-HBO decreases with increasing solvent polarity. 不過(guò)受限于實(shí)驗儀器的偵測范圍限制，仍然無(wú)法得到一明確結果。
- The relative content of enol form on the different condition is analysed in this paper. 本文就不同條件下烯醇式的互變異構的相對含量作一分析。
- The influence of the loading of iodine, reaction solvent, the structure of imine and enol ethers was studied. 詳細考察了碘的用量、反應溶劑、亞胺和烯醇醚的結構對反應的影響。
- The common MDJ reacted wih trimethyl chloro-silane to produce the enol silicon ether. 摘要高順式-二氫茉莉酮酸甲酯(MDJ)作為香料其性能遠優(yōu)于普通MDJ，是各大香精香料公司的招牌產(chǎn)品之一。
- According to 1 H NMR, compound 9 appears to exist predominantly in its enol form 10 . 據1氫譜、復9似乎存在形式為主的烯醇10.
- "The keto form predominates in many aldehydes and ketones, the enol form in ph enol s. 在許多醛和酮中酮基都是最主要的組分。
- The coordinating atom were O atom of the enol form and O atom of the carbonyl group. 結果表明配體采取烯醇式羥基O及羰基O原子兩種配位方式,中心離子的配位數為8。
- Six dimethylsilyl bis -- enol ethers of aldehydes aresynthesized and the yields are good. 合成了六個(gè)醛的二甲硅基雙烯醇醚，產(chǎn)率較高。
- In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied. 本文對醛和二甲基二氯硅烷反應合成二甲硅基雙烯醇醚進(jìn)行了研究。
- Keto-enol tautomerizing of ethyl acetoacetate was studied by UV.It was conformed that the content of enol ethyl acetoacetate decreased with the increasing polarity of solvents. 本文以紫外光譜為手段研究乙酰乙酸乙酯的酮-烯醇式互變異構現象;所得結果證實(shí)其烯醇式含量隨溶劑極性的增加而減少。
- In another direction, the radical cyclization of thioimide with acylsilane produced simple cyclization product in low yield without expected enol silyl ether compound. 對于硫醯亞胺與矽基酮的自由基反應，則是得到低產(chǎn)率的簡(jiǎn)單環(huán)化產(chǎn)物，而不是預期的烯醇矽醚化合物。
- Method Canrenone was synthesized from dehydroepiandrosterone by oxidation,enol etherification,oxirane formation,cyclocondensation,decarboxylation and dehydrogenation. 方法以去氫表雄酮為起始原料,經(jīng)過(guò)氧化、烯醇醚化、環(huán)氧化、環(huán)縮合、脫羧和脫氫等6步反應合成坎利酮。
- One pot synthesis of tetrahydroquinolines from aldehyde, aniline and enol ethers catalyzed by iodine was also applicable and provided tetrahydroquinolines in comparable yields. 在碘的催化下，從醛、苯胺和烯醇醚出發(fā)“一鍋”合成了四氫喹啉衍生物，反應的產(chǎn)率與使用預制的亞胺進(jìn)行的反應基本相同。
