烷基衍生物 的英文怎麼說

中文拼音 [wányǎnshēng]
烷基衍生物 英文
alkyl derivative
  • : 名詞[化學] (有機化合物的一類) alkane
  • : [書面語]Ⅰ動詞(開展; 發揮) spread out; develop; amplifyⅡ形容詞(多餘) redundant; superfluousⅢ名...
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • 衍生物 : [化學]derivative;derivant;derivate;ramification
  • 衍生 : [化學] derive
  1. These derivatives are readily obtained by alkylation of 2-mercaptopyridine and alkyl halides under alkaline conditions.

    這些可以容易地在堿性條件下通過2-巰吡啶和鹵代化而得到。
  2. 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,烯丙丙二酸二乙酯與多氟碘代在溫和條件下反應,方便地得到一系列多氟取代的環丙,產率45 % ~ 55 % 。
  3. Tao feng changzhou chemical company located in the jiangsu international plastics city, is in changzhou city, the river additives ltd. and jurong city tao reagent production plant product sales window, the major products : toluene, pure benzene, xylene, n - octanol, ethyl acetate, acetic acid small fat, silicone oil, aniline, poly - succinimide, benzene triazole derivatives, isopropanolamine, ethanolamine, alkylation two aniline, scale inhibitor, promoting agents, antioxidants, ppd, defoamer, metal deactivator, hx - 3308 scale and corrosion inhibitor, hx03 - 12 diesel flow improver, parathion octyl - zinc chloride bridge acid, chlorine bridge anhydride, chlorobenzene, double - dicyclopentadiene, norbornene anhydride

    常州濤峰化工有限公司座落在江蘇國際塑化城,是常州市夏溪助劑有限公司和句容市龍濤試劑廠產的產品的銷售窗口,主要經營產品:甲苯、純苯、二甲苯、辛醇、乙酸乙脂、乙酸丁脂、硅油、二苯胺、雙聚丁二酰亞胺、苯三唑、異丙醇胺、乙醇胺、二苯胺、防垢劑、促進劑、抗氧劑、降凝劑、消泡劑、金屬鈍化劑、 hx - 3308阻垢緩蝕劑、 hx03 - 12柴油流動改進劑、硫磷丁辛鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。
  4. This paper by using examples of disubs tution cyclohexanes with different and identical functional groups, examines some stereochemistry problems puzzling to stuaents, such as the configuvation conformation, and enantiomorphism isomers, and presents some practical solutions

    摘要以團相同和不同的二取代環己為例,分析了環己的構型、構象和對映異構等學易模糊的立體化學問題。
  5. Synthesis of n - aroyl - n - carboxyalkyl substituted thiourea derivatives

    硫脲的合成
  6. When chlorotrimethylsilane is added to ( 2 - amino - primidin - 5 - yl ) - methanol derivatives, the methylation would be found. it is a strange reaction which is first reported

    5 -羥甲嘧啶用三甲氯硅在乙氰溶劑中迴流會發醇的甲化反應,該現象尚屬首次發現。
  7. A super acylation catalyst, 4 - dimethylamino pyridine ( dmap ), was prepared and used to synthesize cholesteryl ester compounds. four kinds of cholesteryl ester compounds such as cholesteryl p - alkoxyl benzoate, cholesteryl dicarboxylate, cholesteryl lumequeic ester and coattail - like cholesteryl ester were synthesized by acylation method and super acylation catalyst method. chemical structures and liquid crystal behaviors of the synthesized samples have been characterized by using element analysis, ftir, dsc and polarized microscopy with a hot stage

    本文合成了高效酰化催化劑4 -二甲吡啶( 4 - dimethylaminopyridine , dmap ) ,採用酰氯化法和高效酰化催化劑法分別合成了對苯甲酸膽甾醇酯、對稱脂族二羧酸膽甾醇酯、烯酸膽甾醇酯及燕尾型膽甾醇酯四類膽甾醇酯,並進行了化學結構和液晶性能的表徵。
  8. Synthesis of 7 - hydroxyflavonols, 7 - hydroxyflavanones and their derivatives

    酮及其的合成
  9. Non - ionic surface active agents - polyalkoxylated derivatives - determination of hydroxyl value - phthalic anhydride method

    非離子表面活性劑聚羥值的測定鄰苯二甲酸酐法
  10. Synthesis and fungicidal activity of 5, 7 - bihydroxyl diazinflavanones

    二羥嘧啶氮雜黃的合成及抑菌活性研究
  11. Surface active agents - alkoxylated derivatives - determination of hydroxyl value - n - methyl imidazole method

    表面活性劑..羥值的測定. n -甲咪唑法
  12. Water quality - physical, chemical and biochemical methods - determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivitization

    水質.理化學和化學法.固相萃取和化作用后氣相色譜質譜法測定包括苯達松和羥苯甲晴在內的選擇性苯氧類鋤草劑
  13. These derivatives are readily obtained by alkylation of 2 - mercaptopyridine and alkyl halides under alkaline conditions

    這些可以容易地在堿性條件下通過2 -巰吡啶和鹵代化而得到。
  14. Surface active agents - alkoxylated derivatives - determination of hydroxyl value ; n - methyl imidazole method ; german version en 13926 : 2003

    表面活性劑..羥值的測定. n -甲咪唑法
分享友人