烯烴的環化 的英文怎麼說

中文拼音 [xītīngdehuánhuà]
烯烴的環化 英文
cyclization of olefines
  • 烯 : 名詞[化學] （有機化合物的一類） alkene; olefince
  • 烴 : 名詞[化學] （碳氫化合物） hydrocarbon
  • 的 : 4次方是 The fourth power of 2 is direction
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  1. Toward this end, the olefin 51 was treated with cyanogen azide and, indeed, produced the ring expanded ketone 52.

    為了證明這一看法，他用氰化迭氮處理烯烴（51）就得到擴大的環酮。
  2. Toward this end, the olefin 51 was treated with cyanogen azide and, indeed, produced the ring expanded ketone 52

    為了證明這一看法，他用氰化迭氮處理烯烴（ 51 ）就得到擴大的環酮。
  3. A wide variety of natural products, e. g. alkaloids, - lactames, biotin, amino sugars has been synthesized by 1, 3 - dipolar cycloaddition reaction between nitrones and alkenes

    通過硝酮與烯烴化合物的1 ， 3 -偶極環加成反應合成了許多天然?物，如生物鹼、 -內酰胺、生物素、氨基糖等。
  4. Abstract : a wide variety of natural products, e. g. alkaloids, - lactames, biotin, amino sugars has been synthesized by 1, 3 - dipolar cycloaddition reaction between nitrones and alkenes

    文摘:通過硝酮與烯烴化合物的1 ， 3 -偶極環加成反應合成了許多天然產物，如生物堿、 -內酰胺、生物素、氨基糖等。
  5. A series of copoly ( olefin - co - ester ) s were synthesized and characterized by starting from cyclooctene, cyclooctadiene or nobornene with ethanediol di ( 10 - undecenoate ) via metathesis copolymerization and hydrogenation reaction

    摘要通過環辛烯、環辛二烯和降冰片烯-十一烯酸乙二醇二酯的易位共聚合及氫化反應合成了烯烴共聚酯。
  6. Test method for oxygenates and paraffin, olefin, naphthene, aromatic o - pona hydrocarbon types in low - olefin spark - ignition engine fules by gas chromatography

    利用氣相色譜法對石蠟烯烴環烴和芳香性物質在低烯烴引擎機油中氧化性的測定方法
  7. Standard test method for oxygenates and paraffin, olefin, naphthene, aromatic o - pona hydrocarbon types in low - olefin spark ignition engine fuels by gas chromatography

    用氣相色譜對低烯烴火花點火引擎燃料芳香碳氫化合物類型，環烴，烯烴，石蠟和氧化物的標準試驗方法
  8. Commentary about the asymmetric epoxidizing reaction of olefine

    烯烴的不對稱環氧化反應評述
  9. The recent application of thionly chloride in organic synthesis is reviewed, mainly focusing on the preparation of chlorinated compounds, alkenes, esters, amides, nitriles, cyclic sulfites and sulfinyl chlorides

    綜述了近年來氯化亞碸在有機合成中的應用進展，主要涉及氯代化合物、烯烴、酯及酰胺、腈、環式亞硫酸酯、亞磺酰氯等化合物的制備。
  10. Abstract : seven major methods and their reaction characteristics for the synthesis of primary vicinal diamines starting from epoxides, and alkenes etc. are given in detail

    文摘:詳細綜述了從環氧化合物、烯烴等為起始原料合成一系列一級鄰二胺的七條主要路線，並比較了各條反應路線的特點。
  11. Epoxidation of olefins is an important chemical reaction in chemical industry epoxides have been used as organic materials and chemical intermediates

    摘要烯烴的環氧化反應是化學工業中重要的化學反應之一，其環氧化物是用途極為廣泛的有機原料和化學中間體。
  12. This review summarizes recent developments for the epoxidation of olefins with hydrogen peroxide catalyzed by polyoxometalates, and points out the developmental way of this kind of catalyst in the future

    文章綜述了以雜多酸為催化劑，過氧化氫為氧化劑的烯烴環氧化反應研究進展，指出了今後此類環氧化反應催化劑發展方向。
  13. Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2

    利用掃描電子顯微鏡和x射線光電子能譜研究表明，二硫化碳在電池的循環過程中參與了sei膜的形成， sei膜的組成物質中主要是c 、 o 、 f三種元素，加入二硫化碳后， s元素也成為主要組分， sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。
  14. Confronting this situation, the domestic po manufact urers must consider the problems of participating the market competition and the self survival and development this article fully analysis ' s the interior and exterior environment liaoyang petrochemical fiber company ( lpfc ) of po resin of market situation and opportunities and challenges confronted after china ' s entering the wto, drafts the po resin marketing strategy of lpfc using marketing theory, superiority, inferiority, challenge and opportunity analysis methods

    面對這種局面，國內聚烯烴廠家必須考慮如何參與市場競爭，考慮自身的生存和發展問題。本文充分分析了遼化公司聚烯烴樹脂的內部和外部環境、市場狀況以及加入世界貿易組織后所面臨的機遇與挑戰，運用市場營銷理論，應用優勢、劣勢、挑戰和機遇分析法制定出遼化公司聚烯烴樹脂營銷策略。
  15. The polymer of p - tert - butylstyrene ( tbs ) has a relative high glass transition temperature and is soluble in aliphatic solvent. it has a comprising prospect of application in many areas including the development of novel materials, theoretical research, dispersion polymerization, unpolluted paints, oil additives, and so on

    對叔丁基苯乙烯聚合物具有較高的玻璃化溫度，並且能溶於脂肪烴中，使其在新型材料的開發、理論研究、分散聚合、環保油漆和油品添加劑等領域有廣闊的應用前景。
  16. The recent advances in olefins oligomerization catalyzed by metallocene catalyst have been reviewed. emphasis is given to the catalytic reactions, cyclization and prospect of application of metallocene catalyst

    摘要本文介紹近年來國內外在茂金屬催化劑烯烴劑聚與環化方面的研究進展，主要側重於茂金屬催化劑烯烴劑聚， ， -二烯的環化及應用前景。
  17. Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines

    煙草的很多成分都會引起有機體突變以及致癌，如烯烴化合物，亞硝胺，多核芳香烴以及多環碳氫化合物和銨
  18. The catalytic applications of the mesoporous materials in epoxidation of olefins are summarized, including the preparation methods and modification of the materials, catalytic performance and characterization of active sites

    本文綜述了介孔材料在烯烴環氧化反應中的應用，包括材料的制備方法、催化性能以及活性中心的表徵。
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