烷基衍生物 的英文怎麼說
中文拼音 [wánjīyǎnshēngwù]
烷基衍生物
英文
alkyl derivative- 烷 : 名詞[化學] (有機化合物的一類) alkane
- 衍 : [書面語]Ⅰ動詞(開展; 發揮) spread out; develop; amplifyⅡ形容詞(多餘) redundant; superfluousⅢ名...
- 生 : 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;...
- 物 : 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
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These derivatives are readily obtained by alkylation of 2-mercaptopyridine and alkyl halides under alkaline conditions.
這些衍生物可以容易地在堿性條件下通過2-巰基吡啶和鹵代烷的烷基化而得到。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 % 。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生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、苯三唑衍生物、異丙醇胺、乙醇胺、烷基二苯胺、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、硫磷丁辛基鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。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
摘要以基團相同和不同的二取代環己烷為例,分析了環己烷衍生物的構型、構象和對映異構等學生易模糊的立體化學問題。Synthesis of n - aroyl - n - carboxyalkyl substituted thiourea derivatives
羧基烷基硫脲衍生物的合成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
氨基5 -羥甲基嘧啶衍生物用三甲基氯硅烷在乙氰溶劑中迴流會發生醇的甲基化反應,該現象尚屬首次發現。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 -二甲基氨基吡啶( 4 - dimethylaminopyridine , dmap ) ,採用酰氯化法和高效酰化催化劑法分別合成了對烷氧基苯甲酸膽甾醇酯、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衍生物,並進行了化學結構和液晶性能的表徵。Synthesis of 7 - hydroxyflavonols, 7 - hydroxyflavanones and their derivatives
羥基黃烷酮及其衍生物的合成Non - ionic surface active agents - polyalkoxylated derivatives - determination of hydroxyl value - phthalic anhydride method
非離子表面活性劑聚烷氧基化衍生物羥值的測定鄰苯二甲酸酐法Synthesis and fungicidal activity of 5, 7 - bihydroxyl diazinflavanones
二羥基嘧啶氮雜黃烷酮衍生物的合成及抑菌活性研究Surface active agents - alkoxylated derivatives - determination of hydroxyl value - n - methyl imidazole method
表面活性劑.烷氧基衍生物.羥基值的測定. n -甲基咪唑法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.物理化學和生物化學法.固相萃取和衍生化作用后氣相色譜質譜法測定包括苯達松和羥基苯甲晴在內的選擇性苯氧烷類鋤草劑These derivatives are readily obtained by alkylation of 2 - mercaptopyridine and alkyl halides under alkaline conditions
這些衍生物可以容易地在堿性條件下通過2 -巰基吡啶和鹵代烷的烷基化而得到。Surface active agents - alkoxylated derivatives - determination of hydroxyl value ; n - methyl imidazole method ; german version en 13926 : 2003
表面活性劑.烷氧基衍生物.羥基值的測定. n -甲基咪唑法分享友人