dimethyl是什么意思？

dimethyl

英[daɪ'meθɪl] 美[daɪ'meθəl]

• adj. 二甲基的；

例句

• The synthesis of monomethyl hydrazine was investigated with dimethyl phosphite as methylating agent. 以亚磷酸二甲酯为甲基化试剂,一步合成了单取代的一甲基肼.
• Dimethyl carbonate is synthesized directly from carbon dioxide and methanol in the presence of magnesium methoxide. 报道一种在甲醇镁作用下,由二氧化碳及甲醇直接合成碳酸二甲酯的反应过程.
• N , N - dimethyl - 2 - mercapto - nicotinic amide is an important synthetic intermediate for drug and pesticide. 二甲基 -2- 巯基烟酰胺是重要的医药和农药中间体.
• In this paper a new method on the dimethyl malonate has been proposed. 本文通过对丙二酸二甲酯合成新方法的研究,收率达到80%以上.
• The process of cyanide free silver pulse electroplating is investigated in 5, 5 - dimethyl hydantoin ( DMH ) bath. 研究了5, 5- 二甲基乙内酰脲 ( DMH ) 无氰脉冲镀银工艺.
• A cyanide free silver electroplating process with 5, 5 - dimethyl hydantoin as coordination agent is studied. 研究了5, 5- 二甲基乙内酰脲为配位剂的无氰镀银工艺.
• Several kinds of novel extraction solvents were presented which mainly included N - formylmorpholine, dimethyl formamide, etc. 介绍了石油化工领域采用的几种优良抽提剂,包括N - 甲酰吗啉 、 二甲基甲酰胺等.
• 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.
• Process for synthesizing dimethyl phthalate ( DMP ) for phthalic anhydride and methanol has developed. 研究以苯酐、甲醇为原料合成邻苯二甲酸二甲 酯 的方法.
• Solubility: Insoluble in water, but soluble in dimethyl benzene, chloroben , DMF, dimethylphthalate and dibutyl phthalate. 溶解性: 不溶于水, 能溶于二甲苯 、 邻二氯苯、二甲基甲酰胺 、 邻苯二甲酸二甲酯和邻苯二甲酸二丁酯.