synthesize GMAT专八GRE六级

Fluoroaniline is synthesized in two steps from p-nitrochlorobenzene and active potassium fluoride.

以对氯硝基苯和活性氟化钾等原料,经二步法合了对氟苯胺。

Using preemulsion and post polymerization a polymer emulsion was synthesized.

采用先乳化、后聚合工艺功合一种聚合乳液。

Side chain fluorinated epoxy resin was synthesized by laurylfluo-enanthol and bisphenol A epoxy resin.

摘要采用十二氟庚与双酚A环氧树脂接枝合了侧链含氟环氧树脂。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

以苯胺和溴乙烷原料,用四乙基氢氧化铵作相转移催化剂,在常压下合N,N二乙基苯胺。

Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合了一种席夫碱金属络合——甲醛乙二胺铜络合,收率63。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-甲醛与双氰胺反应得到了一种改性产。

Two series of tolan-type liquid crystals containing terminal cyano group were synthesized.

设计并合了一类新型末端氰基取代含氟二苯乙炔类液晶。

METHODS The title compound was synthesized from phthalimide by oxidation with sodium hypochlorite.

方法以邻苯二甲酰亚胺原料经次氯酸钠氧化合目标化合。

Three novel malononitrile derivatives have been synthesized by the solid state reaction at room temperature.

固相反应合了新型丙二腈类化合。

This proved that nitrourea was a more suitable reactant than urea to synthesize Keto-RDX.

由此表明了在生RDX酮的反应过程中，硝基脲上比脲更合适的反应形式。

It is synthesized by oxidation of isocitrate, coupled to the reduction of NAD.

由异柠檬酸氧化而来，同时伴有NAD的还原。

Stearone glycol fumaric acid (SGF) was synthesized with maleicanhydride, cinnamyl alcohol and ethylene glycol.

由于烯二酸酐经解转型酯化途径合了对皮肤无过敏反应的反丁烯二酸桂甘酯(SGF)。

Tri (tribromophenyl) cyanurate is synthesized from Tribromophenol and Cyanuric Chloride.

摘要由三聚氯氰和三溴苯酚反应制得化合三（三嗅苯酚）氰尿酸酯。

Thioglycolic acid(TGA) was synthesized from thioglycolic acid and sodium hydrosulfide under common pressure.

研究了以硫氢化钠和氯乙酸钠原料常压合巯基乙酸。

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合了无硫、磷的六元含氮杂环化合添加剂。

A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠和糠醛缩聚制备了新型树脂。

In this paper,the process of synthesizing new model weedicide oryzalin was studied.

本文对新型除草剂安磺灵的合工艺进行了研究。

Borazine can be synthesized from ammonia or ammonium salt and BCl 3.

环硼氮烷可由氨或铵盐与氯化硼合。

The target compound was synthesized from N-benzyl protected aminoacetophenone through hydrogenation,benzoylation and reduction.

以氮-苄基保护胺基酮原料，经氢化，苯甲酰化，还原三步合双苯甲酰沙丁胺酯。

METHODS Terazosin hydrochloride was synthesized from anhydro-piperazine via acylation,reduction,amination,salification etc.

方法以无水哌嗪起始原料,经酰化、还原、胺化、盐等反应制得盐酸特拉唑嗪。