次氯酸甲酯 的英文怎麼說
中文拼音 [cìsuānjiǎzhǐ]
次氯酸甲酯
英文
methyl hypochlorite-
In order to find replacer for metronidazole and drug selection. some diesters or esters of acids containing nitrogen with metronidazole were designed and synthesized, which have difference in water - solubility. metronidazole was reacted with the corresponding amino or imino multi - carboxylic acid compounds in the presence of acetic anhydride or thionyl chloride or dcc. the intermediate of nitrilotriacetic acid with ac
為尋找羥乙基甲硝唑的替代物，分別採用酸酐法酰氯法或dcc法，將氨基羧酸與羥乙基甲硝唑反應，得到5個親水性不同的單酯或二酯，用ms譜確證了次氨基三乙酸與乙酸酐反應的中間物，並對得到的酯的In the process of experiment, we separated better efficient antioxidative fractions by silica gel column chromatography with different extensible reagent, ethyl acetate : hexane ( 3 : 7 ) and chloroform : methanol ( 9 : 1 )
實驗中採用乙酸乙酯環己烷（ 3 : 7 ） 、氯仿甲醇（ 9 : 1 ）為展開劑依次二次干柱層析分離出抗氧化物質。Take removes in the water to have the slight pollutant as the goal activated charcoal surface modified direction is : the reduced surface lactone base and the carboxyl group and so on contain the oxygen functional group the content, increase activated charcoal surface sparse river characterthe modified activated charcoal in has a drink together in the water used adsorption treating processes, a weak basicity environment is good
我們研究了以濃硝酸、次氯酸和氨水去除水中三氯甲烷為主要目標表面改性活性炭吸附處理技術。立意方向為:減少表面內酯基及羧基等含氧官能團的含量，增加活性炭表面的疏水性。
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