硝酰 的英文怎麼說
中文拼音 [xiāo]-
( 2 ) in ( no3 ) 3 was dissolved in acetylacetone in the mol ratio of l : 3. they were mixed for about 3 hours to obtain acetylacetone salts. then glycol methyl aether was added in the ratio of 1 : 40 to obtain indium oxide sol. sncl4 was dissolved in glycol methyl aether and then added into the indium oxide sol to prepare transparent and stable ito sol
( 2 )通過將銦的無機鹽硝酸銦與乙酰丙酮按摩爾比1 : 3 ,混合攪拌3h左右得到銦的乙酰丙酮鹽,然後按一定摩爾比加入乙二醇獨甲醚溶液,混合攪拌制得氧化銦溶膠,再將一定量的sncl _ 4溶入乙二醇獨甲醚,摻入氧化銦溶膠制得透明穩定的摻錫氧化銦溶膠( ito溶膠) ,該溶膠性能穩定,易於成膜。Study on the determination of amide nitrogen and total nitrogen in urea nitrate
硝酸脲中酰胺態氮及總氮含量測定的研究Use of ammonia gas : fertilizer and various ammonia containing compound, various amidogen, acyl and other ammonia containing testing agents ( explosives ) etc
氨氣用途:化肥和各種含氨化合物。各種胺基、酰基、硝酸和各種含氨制試劑(炸藥)等。Abstract : the studies with infrared spectra and 15no exchange experiments have proved the existence of nitrogen oxide chemisorbed on the reduced state molybdena - alumina catalyst in the form of dinitrosyl
文摘:通過對紅外光譜及同位素交換反應后的分析,證明吸附在還原態鉬鋁催化劑上的no是以雙亞硝酰基形式存在的Phenols and anilides can be nitrated with very dilute nitric acid.
酚類和酰基苯胺能被極稀的硝酸硝化。A wide variety of natural products, e. g. alkaloids, - lactames, biotin, amino sugars has been synthesized by 1, 3 - dipolar cycloaddition reaction between nitrones and alkenes
通過硝酮與烯烴化合物的1 , 3 -偶極環加成反應合成了許多天然?物,如生物鹼、 -內酰胺、生物素、氨基糖等。Abstract : a wide variety of natural products, e. g. alkaloids, - lactames, biotin, amino sugars has been synthesized by 1, 3 - dipolar cycloaddition reaction between nitrones and alkenes
文摘:通過硝酮與烯烴化合物的1 , 3 -偶極環加成反應合成了許多天然產物,如生物堿、 -內酰胺、生物素、氨基糖等。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The path - way controlling of neptunium in co - decontamination step of purex process, the extraction thermodynamics of amido podand and its usage in recovery of actinides from simulated hllw have been investigated. more than 95 % np were maintained in np ( v ) in 1a extractor and flowed into 1 aw, if enough amount of hno2 was added in feed adjustment and then hno2 scavenger ( urea ) was added before extraction. three kinds of amido podand were synthesized, and the extraction of lanthanides, actinides and some fission products were studied. one of them ( tbopda, n, n, n ', n " - tetrabutyl - 3 - oxa - pantenadiamide ) was used as extractant to recover actinides from hllw. the results of experiments show that more than 99. 99 % actinides were recovered from hllw and separated basically in groups. the main digests are as follows : 1
鎿走向控制研究中通過調價階段加入亞硝酸、而萃取前清除亞硝酸的獨特辦法可以將大於95的鎿趕入1aw 。合成了三種酰胺莢醚萃取劑,研究了它們對錒系和裂片元素的萃取熱力學,通過條件實驗選擇了其中一種莢醚tbopda ( n , n , n 』 , n 』 ?四丁基? 3 ?氧戊二酰胺) ,進行了從模擬高放廢液中分離錒鑭系元素的工藝研究,錒系的回收率大於99 . 99 ,並且基本上實現了錒鑭元素的組分離。其要點如下: 1Chloro - 3 - nitrobenzene sulfonyl chloride
硝基苯磺酰氯The nitrosation of cyclohexanecarboxylic acid ( cca ) with nitrosyl sulfuric acid is an important industrial process to produce - caprolactam
摘要由環己烷羧酸與亞硝基硫酸的亞硝化反應制取己內酰胺是一個重要的工業反應過程。The experiments showed that there also existed a parallel reaction between cca and so3 as well as an intercrossing reaction between caprolactam and nitrosyl sulfuric acid, except for the nitrosation of cca
實驗證實了該過程伴有環己烷羧酸與三氧化硫作用的平行副反應以及己內酰胺與亞硝基硫酸作用的串聯副反應,由此提出了亞硝化過程的反應動力學模型。The barnidipine hydrochloride were prepared via cyclocondensation from m - nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy ( s ) - n - benzyl - 3 - py - rrolidinol, recrystallisation and salification
摘要研究了以碳酸氫銨,間硝基苯甲醛和乙酰乙酸甲酯為原料,經縮合、部分水解,再與( s ) - n -芐基3 -羥基吡咯烷經酯化、分步重結晶、成鹽得到鹽酸巴尼地平的工藝路線。A secondary nitramide is then formed.
其結果生成仲硝酰胺。Standard specification for nuclear - grade uranyl nitrate solution or crystals
核純級硝酸鈾酰溶液或晶體的標準規范Corrosion behavior of carbon steel in high - ph value uranyl nitrate solution
值的硝酸鈾酰溶液中碳鋼腐蝕與沉積膜的特性Standard test method for determination of bromine and chlorine in uf6 and uranyl nitrate by x - ray fluorescence spectroscopy
用x射線熒光光譜測定法uf - 6和硝酸鈾酰中溴和氯的含量的標準試驗方法Standard test methods for chemical, mass spectrometric, spectrochemical, nuclear, and radiochemical analysis of nuclear - grade uranyl nitrate solutions
核純級硝酸鈾酰溶液的化學的質譜的光譜化學的核Its headquarter is located at xinkailu no. 8, xuanhua district of zhangjiakou city. its main products include ziyun brand civil explosive products series : powdery ammonium nitrate explosive emulsion explosive industrial fuse ; ziyun brand fine chemical products series : glyoxalic acid 5 - 4 - hydroxyphenyl hydantoin p - hydroxyphenylacetic acid p - hydroxyphenylacetamide allantoin daidzein bufexamac ; aaa brand fine chemical products series : ethylamine methanol trimethylacetic acid tert - valeryl chloride ; great wall brand agricultural chemical fertilizer products series : ammonia urea ammonium bicarbonate ; chenguang brand calium carbide chenguang brand acetylene carbon black xuguang brand dissolved acetylene ; and the others as sulphur ammoina liquor oxygen nitrogen, etc.
公司現有主要產品為,紫雲牌民爆產品系列:粉狀硝銨炸藥乳化炸藥工業導火索紫雲牌精細化工產品系列:乙醛酸對羥基苯海因對羥基苯乙酸對羥基苯乙酰胺尿囊素大豆甙元丁苯羥酸三a牌精細化工產品系列:乙基胺甲醇特戊酸特戊酰氯長城牌農化產品系列:合成氨尿素碳銨晨光牌電石,乙炔炭黑旭光牌溶解乙炔。The research on the technology of nistrosyl suphuric acid
無鹽亞硝酰硫酸合成工藝研究分享友人