酮丙醇 的英文怎麼說
中文拼音 [tóngbǐngchún]
酮丙醇
英文
ketopropanol-
Standard test method for acetone in methanol
甲醇中丙酮含量的標準試驗方法It is white crystal powder, odorless and slightly bitter ; hardly soluble in ethanol, chloroform, aether and benzene and soluble in solutions whose ph value is less or more than 7
本品在水中易溶,在乙醇、丙酮、氯仿或乙醚中幾乎不溶。本品為兩性化合物,能溶於酸性溶液或堿性溶液。( 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。Eighteen compounds in the oil were identified by g c / ms. they are : seven ketone compounds : 2 - undecanone, 6, 10 - dimethy, 1 - cyclohexanol - l - butanone, 2, 5 - hexanedione, 2 ( 4h ) - benzofuranone, 5, 6, 7, 7, a - tetrahydro - 4, 4, 7a - trimethyl, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 1 - cyclohex en - 1 - yl ) -, ( e ), 6 - dodecanone, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 7 - oxabicycl o4. 1. 0hept - l - yl ) ; three alcoholic compounds : a - terpineol. benzyl alcoho 1, phytol ; two alkyl and acyl amine components : undecane, tetradecane and hydrazinecarboxamide, n, n - diphenyl -, acetamidobenzene ; one ester, a idehyde, alkyne and acid : butanoic acid : 2 - propenyl ester, 1 - octadecyne, 1 - octadecyne, palmitic acid
三甲基一7一氧雙環p , l , 0庚烷基什丁烯酮上;醇3種:苯甲醇、 a松油醇、 3 , 7 , 11 , 15十六烯2醇1 ;烷2種:十一烷、十四烷;酚胺2種:姘基甲酚h苯胺、乙酞苯胺;酯、醛、炔、和酸備是1種:丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。The enzyme 5 - enolpyuvyl - 3 - phosphoshikimic acid synthase ( epsp synthase ; ec2. 5. 1. 19 ), encoded by anoa locus, is a key enzyme present in microorganisms and plants where it has a function in the biosynthesis of aromatic amino acids. glyphosate ( n - phosphonomethyl - glycine ) is an effective non - selective, broad spectrum, postemergence herbicide, which has been shown to inhibit epsp synthase activity in a competitive manner. glyphosate tolerant plants can be mediated by either overproduction of the target enzyme or by the presence of an altered enzyme
植物和微生物芳香族氨基酸生物合成過程中的一個關鍵酶? ? 5 -烯醇丙酮莽草酸- 3 -磷酸合成酶( epspsynthase ; ec2 . 5 . 1 . 19 )由aroa基因編碼,該酶受廣譜滅生性、內吸傳導型除草劑草甘膦的競爭性抑制,將epsp合成酶基因轉入植物中可獲得草甘膦耐受植株。Abstract : the total quantity of perylene quinonoids in hypocrella bambusae ( b. et br. ) sacc., shiraia bambusicola p. henn and culture substance of ascomycetes hypocreacae ( fr ) tul. sp. were determined with spectrophotometric methods. the relative extraction efficiency were studied when ethanol, acetone and chloroform were used as solvents. among them acetone was the best one
文摘:用分光光度法測定了竹紅菌、竹黃和菌寄生菌培養物中?醌類化合物的總量;同時研究了以無水乙醇、丙酮和氯仿為溶劑提取?醌類化合物的相對效率,結果發現以丙酮為溶劑最合適。Separation of methanol - acetone binary azeotrope by extractive distillation
萃取精餾分離甲醇和丙酮共沸物Grounding of working platform, searing - iron, lead - cutting machine, stannum oven or auto refluence soldering equipment, must be led into earth at least 1 meter deep by thick iron cord, and fasten a big iron dollop at the end of iron cord
當用化學品清洗膠體時必須特別小心,因為有些化學品對膠體表面有損傷並引起褪色如三氯乙烯丙酮等。可用乙醇擦拭浸漬,時間在常溫下不超過3分鐘。The device serves for distillation of vegetable herbal medicine 、 chinese traditional medicine 、 animal 、 additive, etc. with water 、 ethanol 、 carbinol and act and recycle and concentration of organic solvent
本設備適用於植物草藥、中藥材、動物藥食品添加劑等。採用水、乙醇、甲醇、丙酮等的提取和有機溶劑的回收與濃縮。In these chloroplasts carbon dioxide combines with phosphoenolpyruvate to form oxaloacetic acid, which is transported to the bundle sheath cells, where the carbon dioxide is released, then fixed by the enzyme ribulose bisphosphate carboxylase to form glycerate 3 - phosphate, the first step in the calvin cycle
在葉肉細胞的葉綠體中二氧化碳與磷酸烯醇丙酮酸結合形成草酰乙酸,后被運到鄰近的維管束鞘細胞,在那裡二氧化碳被釋放,后被核酮糖二磷酸羧化酶固定形成3磷酸甘油酸,這是卡爾文的循環第一步。Occupational exposure limit for acetone cyanohydrin in the air of workplace
車間空氣中丙酮氰醇職業接觸限值A white solid that is in organic solvents such as ethanol and acetone and the like, easy to be deliquescent : its solution is colorless transparent liquid, primarily utilized as fungicides additives to prevent the growth of microbe and algae
0 . 01物化性質:無色或微帶黃色結晶或結晶興粉末,具吸濕性,易溶於水乙醇甲醇和丙酮,熱至160以上分解。The microorganism which produce ethanol from lignocellulose must be able to dissimilate both five - carbon and six - carbon sugars and consist of the pdc and adh ii which are key enzymes in ethanol formation. regretfully, no naturally occurring organism can efficiently1 produce ethanol from all monosaccharides
要從木質纖維素生成乙醇,所利用的微生物必須能同化所有的戊糖、已糖成分,而且含有生成乙醇的關鍵酶:丙酮酸脫羧酶( pdc )和乙醇脫氫酶( adh ) 。( 2 ) an aminobenthiazole schiff base has been synthesized as a new fluorescence carrier by reacting 2 - aminobenthiazole with p - allyoxybenzoldohyde. the new kind of schiff base can be utilized for preparing an optical sensor, used for determining furazolidone based on the fluorescence quenching. aminobenthiazole schiff base immobilized on a glass plate surface by covalent bonding can circumvent the leakage of the fluorephore from the sensor surface and guarantee a relatively long working lifetime
( 3 )用強熒光基團2 -氨基苯並蒽酮與對烯丙氧基苯甲醛合成了另一種新的schiff堿類化合物,與甲基丙烯酸羥乙酯、丙烯酰胺、環乙二醇二丙烯酸酯共聚制得光極膜,制備了一種苯並蒽酮schiff堿光化學傳感器,可用於單質碘的測定。It is also formed from glyceraldehydes 3 - phosphate in glycolysis, with the release of atp, after which it may be converted to phosphoenol pyruvate
也可以由糖酵解過程中的甘油醛3 ?磷酸形成,伴隨有atp的釋放,然後可能轉化為磷酸烯醇式丙酮酸。Extracting oat oil with aceton, petrobenzine, ethano - aceton and n - hexne from oat, determining quality of physical and chemic about acidity value, iodic value, saponification value, unsaponification, colour and melting point, analysis on composition of fatty acid on oat oil
摘要分別以乙醚、丙酮、丙酮乙醇、正己烷對燕麥進行萃取,對所得油脂進行酸價、碘價、皂化值、不皂化物、色澤、熔點等理化性質的測定,同時對燕麥油的脂肪酸組成進行分析。A novel method for determination of oxygen concentration in the solvent of 2 - propanol with pvp
異丙醇與聚乙烯基吡咯烷酮混合溶液中氧濃度的測定Abstract : this paper introduces the synthesis of - methylamino phenylpropyl alcohol from - bromo - propiophenone. it has two processes. the yield of the first process is 82. 7 %, the second is 87. 0 %. the purity of - bromo - propiophenone is 99. 4 %. the ir picture is identified
文摘:以-溴苯丙酮為原料,分兩步制取-甲胺基苯丙醇,第一步收率為82 . 7 ,第二步收率為87 . 0 , -甲胺基苯丙醇純度為99 . 4 ,紅外譜圖符合文獻值。Research on catalyst deactivation of mibk from isopropanol
異丙醇法生產甲基異丁基酮催化劑失活分析研究The group ' s dg chemical working area, tou branch company has 7 chemical storage tanks with a total volume of 9900 cbm ( 2x2000 cbm, 1x1500 cbm, 2x1200 cbm, 2x100 cbm ). it was open in 1998 and honored with a level opening port in the year 2004. it has loading and discharging dg chemistries such as sulfur, phenol, petrol, diesed and other dg cargos
集團危險化學品作業區?頭分公司擁有化工品儲罐7座,總容積達9900立方米(其中2000立方米儲罐2個; 1500立方米儲罐2個) ,與1998年對外開放, 2004年被授予國家a類開放口岸,可裝卸硫磺、苯酚、甲苯、醋酸乙酯、乙酸乙烯酯、環乙酮、甲醛、乙二醇、甲醇、丙醇、汽油、柴油、溶劑油等十多種危險化學品。分享友人