酰基氰 的英文怎麼說
中文拼音 [jī]-
The synthesis process of acetimidoyl ethyl ether hydrochloride was introduced, and the preparations of acetamide, ethyl acetate, acetamidine hydrochloride, triethyl orthoacetate, n - cyan - iminoester hydrochloride and hydrazone by acetimidoyl ethyl ether hydrochloride were summarized
摘要介紹了亞氨基乙醚鹽酸鹽的合成工藝，總結了亞氨基乙醚鹽酸鹽制備乙酰胺、乙酸乙酯、鹽酸乙脒、原乙酸三乙酯、 n -氰基乙亞氨酸乙酯以及腙類化合物的合成方法。The advance of chiral phosphate - ester ( phosphonate - ester ) [ phosphoramides ( phosphonyl - amide ) ] in asymmetric alkylation reaction, aldol reaction, hydrogenation reaction, cyanosilylation reaction was reviewed with 48 references
討論了手性膦（磷）酰胺及膦（磷）酯酯催化劑在不對稱烷基化、不對稱縮合、不對稱氫化、不對稱氰矽化等反應中應用的最新研究進展。參考文獻48篇。Furbenicillin sodium, a known semi - synthetic ureide type of antibiotic firstly marketed in china, was synthesized from starting material 2 - furaldehyde via six steps including oximation reaction, beckmann rearrangement, isocyannuration, amination, condensation and salification etc
摘要以呋喃甲醛為起始原料，經厲化、貝克曼重排、異氰脲酸化、氨基化、縮合和成鹽6步反應，合成了酰脲類青霉素抗生素呋布西林鈉。Abstract : renews in this paper of the surfactant oil based for surface activies agent of anionic ( alcohol sulfate, sulfonata, acetyl cyanamid, and oleie methyl ester sulfonat etc. ) surface a ctivies agent of nonionic ( apg, alcohol polyxyethnyl ether, alkyl polyoxyethnyl alnyl hydroxyl ether etc. ), for technique improvement and develcpment trends
文摘:綜述了油基表面活性劑中陰離子表面活性劑（醇硫酸鹽， -磺酸鹽、酰基氰胺、油酸甲酯磺酸鹽等） ，非離子表面活性劑（ apg 、脂肪醇聚氧乙烯烷基醚、烷基聚氧乙烯烷基羥基醚等）的技術進展及今後發展趨勢。At the same time, we also can supply taed, thiourea, melamine, aluminum sulphate, titanium dioxide rutile and anatase, rubber accelerator, methyl cellulose, hydroxypropyl methyl cellulose, monoammonium phosphate and other phosphates, 2 - ethyl anthraquinone, etc
同時還可為客戶提供四乙酰乙二胺硫脲三聚氰胺硫酸鋁鈦白粉橡膠促進劑甲基纖維素羥乙基甲基纖維素羥丙基甲基纖維素，磷酸二氫銨2 -乙基蒽醌等十幾種優質化工品。Mass spectrometry technique will play more and more role in the field of sequence analysis. standard amino acid thiohydantoins are required as reference standard for development of c - terminal protein sequencing based on the thiohydantoin procedure
在蛋白質c端（異）硫氰酸法順序測定技術中，標準氨基酸乙內酰硫脲（ th - aa ）的制備是必須首先要解決的問題。Materials for printed boards and other interconnecting structures - part 2 - 13 : sectional specification set for reinforced base materials, clad and unclad - cyanate ester non - woven aramid laminate of defined flammability, copper - clad
印製板材料和其它互聯結構.第2 - 13部分:包被或非包被增強基底材料分規范裝置，限定可燃性的銅包被的非編織的芳香聚酰胺層狀氰酯Abstract : study on the synthesis of n - methyl carbamyl chloride underdifferent ratio of input materials and the yield of the termination products methyl isocyanate. the yield is raised from 81. 89 % to 86. 23 %
文摘:研究了在其它工藝條件不變的情況下，改變光氣與甲胺的配比對合成n -甲氨基甲酰氯的影響。光氣甲胺（摩爾比）由1 35 1降至1 25 1 ，最終產物甲基異氰酸酯收率由81 89升高至86 23 。分享友人