氟代烷 的英文怎麼說
中文拼音 [fúdàiwán]
氟代烷
英文
alkyl fluoride-
A new convenient synthesis of a series of polyfluoroalkyl substituted cyclopropane derivatives was achieved by the reaction of polyfluoroalkyl iodides with diethyl allylmalonate in the presence of sodium dithionite in 45 % ~ 55 % yields
摘要以連二亞硫酸鈉為引發劑，烯丙基丙二酸二乙酯與多氟烷基碘代烷在溫和條件下反應，方便地得到一系列多氟烷基取代的環丙烷衍生物，產率45 % ~ 55 % 。New type of liquid crystals such as laterally fluorinated naphthalene indane, axially fluorinated cyclohexane and liquid crystal containing highly fluorinated substituent, which with high negative dielectric anisotropy low viscosity and high clearing point were emphasized
重點介紹了近年來開發出的一些具有大的介電各向異性、低黏度、高清亮點的新型液晶，如側向氟取代萘環、茚環類，軸向氟代環己烷類，含多氟取代類液晶等。Fluorinated methanes for industrial uses - determination of micro - amounts of water - electrolytic method
工業用氟代甲烷類中微量水分的測定電解法Fluorinated methanes for industrial uses - determination of purity - gas chromatography
工業用氟代甲烷類純度的測定氣相色譜法Fluorinated methanes for industrial uses - determination of micro - amounts of water - gavimetri method
工業用氟代甲烷類中微量水分的測定重量法Fluorinated methanes for industrial uses - determination of micro - amounts of water - karl fischer methed
工業用氟代甲烷類中微量水分的測定卡爾.費休法The main research now is focused on the polymerization of difluoramino substituted oxetane monomers, the preparation of neopentyl difluoramino nitrato plasticizers, and the molecular design and synthesis of cyclic n - nitramino geminal difluoramino oxidizers
目前該領域的研究工作主要集中在二氟氨基取代環氧丁烷聚合物合成，新戊基二氟氨基硝酸酯增塑劑制備，以及環n -硝胺基偕二氟氨基氧化劑的分子設計與合成上。The reaction of ethyl allylacetoacetate with polyfluoroalkyl iodides under similar conditions gave the corresponding adducts, which were sequentially treated with base to the cycization products
在相同條件下，烯丙基乙酰乙酸乙酯與多氟烷基碘代烷反應得到相應的加成物，加成物隨後用堿處理也得到環合的產物。Performance and synthesis methods of perfluoroalkyl vinyl ether, non - aqueous solution polymerization and aqueous solution polymerization processes of tetrafluoroethylene - perfluoroalkyl vinyl ether copolymer are reviewed. polymerization methods of ethylene - tetrafluoroethylene copolymer are introduced
摘要介紹了全氟代烷基乙烯基醚的物性和合成方法；敘述了四氟乙烯與全氟代烷基乙烯基醚共聚物非水溶液、水溶液聚合工藝。介紹了乙烯四氟乙烯共聚物的聚合方法。分享友人