dimethyl

dimethyl acetophenone

二甲基苯乙酮

2-Methylamino methyl benzoate;Dimethyl anthranilate;

2-(甲氨基)苯甲酸甲酯;

It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.

研究发现，在硫酸介质中，超痕量二甲基乙二醛肟能灵敏地加速溴酸钾氧二甲基黄褪色的指示反应。

Dimethyl benzyl carbinyl butyrate;2-Benzyl-2-propyl butyrate;

名称 丁酸二甲基苄基原酯;

Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.

通过过一硫酸和丙酮反应,合成了新型高效的氧二甲二氧环烷。

The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.

介绍用甲醇醇解法把聚酯或共聚酯解聚成二元酸二甲酯和二元醇。

The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).

红外光谱检测解聚产物是纯度很高的对苯二甲酸二甲酯（DMT）单体和乙二醇。

The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).

研究了碳酸丙烯酯和甲醇经酯交换制备碳酸二甲酯的及反应工艺条件。

It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.

确定以硫酸二甲酯为N——甲基,对对氨基苯甲酸PABA进行N——二甲基.

and pharmaceutical intermediates such as veratraldehyde, isovanillin, sufurol, diacetyl, acetoin, and 2, 5-dimethyl pyrazine.

医药中间体产品有：藜芦醛、异香兰素、硫噻唑、丁二酮、乙偶姻、2,5-二甲基吡嗪等。

Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).

摘要采用脱氢芳樟醇为原料，在乙酰丙酮酸钼、苯甲酸、二甲基亚砜(DMSO)的甲苯溶液中重排合成柠檬醛，考察了柠檬醛在不同体系中的热敏性。

Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.

采用N，N-二甲基甲酰胺作溶，异氰尿酸、苄氯为原料合成了异氰尿酸三苄基酯。

Under certain conditions, ophenylene diamine can react with dimethyl sulfate to form, N, N′diaminobenzene with higher production.

邻苯二胺与硫酸二甲酯作用在一定条件下,给出高产率的N,N′-二甲基邻苯二胺。

In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.

本文对醛和二甲基二氯硅烷反应合成二甲硅基双烯醇醚进行了研究。

Study on Acid Modified Niobic Acid Catalyst for Synthesis of 2,5- Dimethyl -2,4- Hexadiene

酸处理铌酸对合成2,5-二甲基-2,4-己二烯作用的研究

The enantioselectivity of N-dodecanoyl-L-proline-3,5-dimethyl-anilide is also good, but the basic line fluctuates strongly due to containing benzene ring in its molecular structure.

虽然用N-十二酰基-L-脯氨酸-3,5-二甲基苯胺作添加，手性选择性也较好，但由于含有苯环，紫外吸收增强，基线波动严重。

Dimethyl fumarate, metyl topsin and sodium dehydrogene acetate were used in the antiseptic treatment during storage of Kudzu. The experiment indicated that the effects of metyl topsin was the best.

试用富马酸二甲酯、甲基脱布津、脱氢醋酸钠3种防腐对抑制葛根采后的霉变情况进行初步研究,结果表明:在所用3种防腐中,甲基脱布津的防霉效果最好。

The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.

选用己二腈-二甲基乙酰胺组成的混合溶，对环己烷、环己烯和苯组成的三元体系进行了萃取精馏。

Objective The reverting effects of natural carotene on dimethyl-benzanthracene (DMBA) induced oral premalignant lesion in syrian golden hamsters were studied.

目的研究天然胡萝卜素对二甲基苯并蒽(DMBA)诱发的金黄地鼠口腔粘膜癌前病变的逆转作用。

Dimethyl phenylethyl carbinyl acetate (DPCA ) was synthesized by using a new catalyst. This technology decreases the pollution and can also be used in synthesis of other carbinyl acetates perfume.

用一种新型合成乙酸二甲基苯乙基原酯(DPCA),并简了合成工艺,减少了生产过程中产生的三废,因而投入生产已具备了必要条件。这种新型可用于其它原酯类香料的合成。