环戊酮

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  • cyclopentanone
环戊酮环戊酮
  1. 方法以环戊酮为起始原料,通过Stork烯胺反应、Mannich反应、选择性还原制备目标化合物;

    Methods The target compounds were synthesized from cyclopentanone via Stork reaction , Mannich reaction and selective reduction .

  2. 研究了该复合氧化物(LDO)对环戊酮和正戊醛进行Aldol缩合反应的催化性能,并以气相色谱(GC)和气-质联用(GC-MS)对生成物进行定性和定量分析。

    Then aldol condensation of cyclopentanone and n-valeraldehyde was studied by the catalyst of LDO , gas chromatography ( GC ) and gas chromatography-mass spectrometry ( GC-MS ) were used for qualitative and quantitative analysis .

  3. 2-(E)-(4-甲基亚苄基)环戊酮曼尼希碱的合成及其抗炎活性研究

    Synthesis and antiinflammatory activity of the Mannich bases of 2 - ( E ) - ( 4-methylbenzylidene ) cyclopentanone

  4. 2-(E)-取代苯亚甲基环戊酮缩硫代氨基脲衍生物的合成及抗癌、抗惊厥活性研究

    Synthesis of 2 - ( e ) - ( un ) substituted benzylidene cyclopentanone thiosemicarbazone derivatives and studies on their anticancer and anticonvulsant activities

  5. 目的合成2(E)(4甲基亚苄基)环戊酮的曼尼希碱及其类似物并研究目标化合物的抗炎作用。

    Aim To design and synthesize the Mannich bases of 2 ( E ) ( 4 methylbenzylidene ) cyclopentanone , and to study their antiinflammatory activity .

  6. 2-(E)-(4-甲磺酰氨基)亚苄基环戊酮Mannich碱类化合物的合成及抗炎活性

    Synthesis and anti-inflammatory activities of Mannich bases of 2 - ( E ) - ( 4 - methanesulfonylamino ) benzylidenecyclopentanone

  7. 目的设计合成2-(E)-(4-甲磺酰基)亚苄基环戊酮Mannich碱类化合物,并对其抗炎活性进行初步评价。

    Aim The Mannich bases of 2 - ( E ) - ( 4-methanesulfonyl ) benzylidene cyclopentanone were designed and synthesized for studying their anti-inflammatory activities .

  8. 以一勺烩方法制备中间体O烯丙基环戊酮肟,无需分离纯化化合物O烯丙基羟胺,热解反应以氧气代替空气,制得6,7二氢5H环戊烷并[b]吡啶,反应总收率为35%。

    O Allyl cyclopentanone oxime intermediate was prepared by the one pot method , and the thermolysis of it in oxygen gave 6,7 dihydro 5 H cyclopentano [ b ] pyridine , the total yield was 35 % .

  9. 合成了一个系列键接中心为非共轭基团的多支苄叉环戊酮染料(T1-T3),与相应的键接中心为三苯胺基团的多支染料1-3进行对比研究。

    A series of multi-branched benzylidene cyclopentanone dyes with a non-conjugated central moiety ( T1-T3 ) were synthesized . Their properties were studied in comparison with corresponding triphenylamine derivatives ( 1-3 ) .

  10. 2-(1,3-亚丙二硫)亚甲基环戊酮的晶体结构

    The Crystal Structure of 2 - ( 1,3-Dithiopropylene ) Methylene Cyclopent-anone

  11. 以单质碘为催化剂合成了环戊酮乙二缩酮。

    Cyclopentanone ethylene ketal was synthesized with I_2 as catalyst .

  12. 其成本与环戊酮液相氧化法相当。

    The cost was equivalent with cyclopentanone liquid phase oxo-process .

  13. 2-亚丁基环戊酮的选择加氢反应研究

    Study of the Selective Hydrogenation of 2-Butylene Cyclopentanone Catalyzed by Ultrafine NiB Amorphous

  14. 骨架镍催化环戊酮液相加氢动力学研究

    Kinetic Study of Liquid Phase Catalytic Hydrogenation of Cyclopentanone by Using Skeleton Nickel

  15. 2-羟甲基环戊酮肉桂酸酯类化合物的合成及其抗癌活性的构效关系分析

    Synthesis and QSAR analysis of anticancer activity of ( 2-oxocyclopentanyl ) methyl cinnamates

  16. 紫红红球菌环戊酮单加氧酶推定基因片段的克隆与表达

    The Cloning and Expression of Rhodococcus Sp. Partial Gene for Putative Cyclopentanone Monooxygenase

  17. 固-液手性相转移催化合成(&)-2-乙氧羰基-2-壬烷基环戊酮

    Solid - liquid chiral phase transfer catalytic alkylation ( - ) - 2-ethoxycarbonyl-2-nonyl-cyclopentanone

  18. 比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料。

    Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied .

  19. 环戊酮离子激发态的研究

    Studies on the Excited States of Ionized Cyclopentanone

  20. 环戊酮硫醇化反应钼基催化剂中镍的促进作用

    Studies on promotion effect of Ni in molybdenum based catalysts for thiolation of Cyclopentanone

  21. 2-取代环戊酮和2-取代环戊烯酮衍生物的合成及其抑癌活性研究

    Synthesis of 2 Substituted Cyclopentanone and 2 Substituted Cyclopentenone Derivatives and Their Antitumor Activity

  22. 环戊酮法合成白兰酮香料

    Synthesis of Magnolia Ketone Perfume from Cyclopentanone

  23. 环戊酮和环己酮的微生物降解途径、相关酶和基因研究进展

    Advances in Microbial Degradation Pathways of Cyclopentanone and Cyclohexanone and the Involved Enzymes and Genes

  24. 电子与空间效应对苄叉环戊酮染料双光子性质的影响及其应用研究

    Study of Electronic and Vibronic Contributions to Two-Photon Properties of Benzylidene Cyclopentanone Dyes and Exploration of Their Applications

  25. 文章对相转移催化合成2-戊叉环戊酮及其异构化的条件进行了研究。

    The synthetic conditions of2-pentylidene cyclopentenone using PTC were stud-ied , and the conditions of isomerization were also studied .

  26. 用骨架镍催化剂对环戊酮液相加氢动力学进行研究。

    The kinetic study of the liquid phase hydrogenation of cyclopentanone by adopting skeleton nickel catalysts has been carried out .

  27. 2,5-双(4-羟基苯亚甲基)环戊酮中双电荷离子存在的串联质谱证据

    Evidence for the Existence of the Doubly Charged Ion in 2 , 5-Bis ( 4-hydroxybenzylidene ) cyclopentanone by Tandem Mass Spectrometry

  28. 以环戊酮和脂肪醛系列为原料,经过羟醛缩合、催化加氢、氧化反应,三步制得丁位内酯系列产品。

    δ - Butyrolactone series products are synthesized via aldol condensation , catalytic hydrogenation and oxidation reaction based on cyclopentanone and aliphatic aldehyde .

  29. 应用串联质谱的碰撞诱导解离和联动扫描技术,研究了2,5-双(4-羟基苯亚甲基)环戊酮的质谱解离特征,提供了双电荷离子存在的实验证据。

    The mass spectrometric dissociation feature of 2 , 5-bis ( 4-hydrobenzylidene ) cyclopentanonewas studied by means of tandem mass spectrometric techniques including both collision-induced dissociation and linked scan .

  30. 以姜黄素为先导化合物进行结构修饰和改造,设计合成一系列2,5-二(取代苯基亚甲基)环戊酮衍生物。

    Another serial of 2 , 5-bis [ ( substituted ) benzylidene ] - cyclopentanone derivatives were design and synthesized by structural reformation and modification of lead compound curcumin .