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二酰亚胺

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Waste minimization in ammonolysis process of O,O-dimethylphosphorochloridothioate;2. An Investigation on the Micelle-Catalytic Hydrolysis and Ammonolysis of Carboxylic Acid Esters;3. The final product is generated by ammonolysis of the compound under high pressure.

以4-溴-1,8-萘酐为原料,用2,4-二甲基苯胺在醋酸中与之反应得到N-2′,4′-二甲基苯基-4-溴-1,8-萘酰亚胺,然后将NDNA在高压下用氨水进行氨解得到最终产品。

Photoreactions of 8 with 15-19, on the other hand, furnished the corresponding [2+2] cyclobutane products and the annulation products together.

二氯马来酰亚胺(8)与15—19的光化反应中则分别得到相应[2+2]的环丁烷产物和增环产物,在与19的反应中,还得到由环丁烷产物脱氯化氢后得到的环丁烯开环的二烯产物。

Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.

酰亚胺源自氨的一种化合物,含有与一个二价酸基或者二个一价的酸基结合的氨基

The graft copolymer has an optimum effect of pour point depressing for the Daqing crude oil when it was synthesized under the conditions of that the mole ratio of EVA and octadecyl maleimide was 1:20, mass fraction peroxidation benzoin formyl was 2.5%, polymerization time was 6h, and the polymerization temperature was 90℃.

以目标物的降凝幅度为评价指标,优选出适合的合成条件为:EVA与十八烷基马来酰亚胺的摩尔比为1:20,引发剂过氧化二苯甲酰的量为2.5%,聚合时间6h,聚合温度为90℃。

A new kind of copolyetherimide is synthesized, and effect of contents of this kind of COPEI resin on morphology of blends of COPEI/the diglycidyl ether of bisphenol A(the Epikote 828)/ 4,4'-diamino diphenyl sulphone and preparation of epoxy resin microspheres are researched .

采用共缩聚方法合成了一种新型聚醚酰亚胺,通过改变它在COPEI/双酚A二缩水甘油醚型环氧树脂(E828)/二氨基二苯基砜共混体系中的用量,考察了对共混体系的相结构以及对制备环氧树脂微球的影响。

The synthesis process comprises using chiral phosphorus acid as catalysis, synthesizing 2-(4, 7-indoline) compound in high efficiency and highly enantioselective by using sulfur imide and 4, 7-indoline compound, and products can be used to prepare several 2-dimethylamino indoline compounds with high optical activity through oxidation reaction.

以手性磷酸作为催化剂,由磺酰亚胺和4,7-二氢吲哚化合物可以高效率高对映选择性的合成2-甲氨基(4,7-二氢吲哚)化合物;产物可以经过氧化反应用于制备多种高光学活性的2-甲氨基吲哚化合化合物。

Phthalimide,anthranilic acid,2methyleneglutaronitrile bromina 1bromobutane 1,2benzisothiazole3one.

邻苯二甲酰亚胺,邻氨基苯甲酸,2亚甲基戊二脯,2溴2溴甲基戊二脯,溴代正丁烷,1.2苯并异噻唑3酮。

Utilizing 6 and several kinds of diazides prepared in our lab, polys containing 1,2,3-triazolyl and perfluorocyclobutane units were synthesized by "Click chemistry". Utilizing the polycondensation reaction between 6 and several commercially available aromatic diphenol or copolymerization reaction after adding another active aromatic dichloride, fluorinated polys containing phenylphosphine oxide units were synthesized. Utilizing the polycondensation reaction between 6 and several commercially available aromatic dianhydride, fluorinated polys containing PPO units were synthesized.Secondly, structure characterization of fluorinated polys.

利用化合物6同各种自制的二叠氮化合物,通过&Click chemistry&,合成了具有1,2,3-三唑环结构单元的全氟环丁基类聚芳醚;利用化合物22同各种商业化的芳香二元酚类化合物进行缩聚反应或者再加入另外一种活性芳香二氯代物进行三元共聚反应,制备了具有苯基氧膦结构单元的含氟聚芳醚;通过化合物25同各种商业化的芳香二元酸酐类化合物进行缩聚反应,得到了具有PPO结构单元的含氟聚醚酰亚胺。

Afterwards, N-(6-chloro-3-pyridinemethyl) phthalimide is prepared by using potassium phthalimide, as nucleophilic reagent, condensation reacting with 2-chloro-5-methylpyridine at a temperature of 70℃.

然后在70℃条件下,以邻苯二甲酸亚胺钾作为亲核试剂,与2-氯-5-氯甲基吡啶发生缩合反应,制备了N-(6-氯-3-吡啶甲基)邻苯二甲酰亚胺。

The basic principle of the toughening and modifying on bismaleimide resin was introduced, the characteristics and the modifying effects of the toughening and modifying with thermoplastic resin, the combination of aromatic diamine and epoxy resin, organic silicone, allyl compounds, cyanate ester resin, the blends of three-dimensional braided carbon and Kevlar fabrics and so on were discussed.

介绍双马来酰亚胺树脂增韧改性的基本原理,论述了热塑性树脂增韧改性、芳香族二胺和环氧树脂相结合增韧改性、有机硅增韧改性、烯丙基系列化合物增韧改性、氰酸酯树脂增韧改性、三维编织碳纤维和凯夫拉纤维混合增韧改性等方法的特点与改性效果。

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