醇酮 的英文怎麼說
中文拼音 [chúntóng]
醇酮
英文
alcohol ketone-
Standard test method for acetone in methanol
甲醇中丙酮含量的標準試驗方法Analytical condition were as follows, column : 10 % modified polyethylene glycol 20m on acid washed 201, 2m column with 3 mm i. d., fid as detector, phe - nylmethyl ketone as internal standard compound
以10 %改性聚乙二醇20m為固定液,苯乙酮為內標物,氫火焰離子化檢測器,內標法定量分析異辛酸。The principal adrenocortical products are aldosterone, cortisol and dehydroepiandrosterone sulphate.
腎上腺皮質的主要產物為醛固酮、皮質醇和脫氫異雄酮硫酸鹽。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。Transketolase is the key enzyme of pentose - phophate pathway, catalyses transfer of a two - carbon fragment from a ketolase ( donor substance ) to an aldose ( acceptor substance )
摘要轉酮醇酶是磷酸戊糖途徑的關鍵酶,催化二碳單元在酮糖(供體)和醛糖(受體)間的轉移。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。Testosterone is an androgen or male steroid hormone.
睪丸甾酮是一種雄性激素或雄性類固醇激素。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Synthesis of bark beetle pheromone verbenol and verbenone
松小蠹信息素馬鞭烯醇和馬鞭烯酮合成研究This product had strong property of separation and recovery of organic dissolvent and vapour, such as ether, ketone, alcohol, thf, dichlorotetra, chlorolform, narkosid, carbon disulfide disulphide, carbon, benzol, gasoline oil, etc
對醚類、酮類、醇類、四氫呋喃、二氯四烷、三氯甲烷、三氯乙烯、二硫化碳、苯、甲苯、甲酰、汽油及含汞、含氟烴類有機溶劑和有機蒸氣有很強的分離、回收性能。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。Enantioselective borane reduction of prochiral ketones catalyzed by s - indolin - 2 - yl methanol or - indoline - 2 - carboxylic acid enantioselective borane reduction of prochiral ketones catalyzed by
硼烷體系中吲哚醇或吲哚酸催化的前手性酮的不對稱還原Catalytic synthesis of butanone glycol ketal with phosphowolframic acid
磷鎢酸催化合成丁酮乙二醇縮酮Study on synthetic process of 16 - dehydropregnenolone acetate
妊娠雙烯醇酮醋酸酯的合成工藝研究Three are natural hormones - - estradiol, progesterone and testosterone - - and three are synthetic hormones - - zeranol ( an estrogen ), trenbolone acetate ( a steroid with androgen effects ) and melengestrol acetate ( a progestin ), the study authors said
三種是天然激素雌二醇,孕酮和睪酮,三種是合成激素折侖諾(一種雌激素) ,醋酸去甲雄三烯醇酮(一種有雄激素作用的類固醇)和醋酸美侖孕酮(一種黃體酮) ,研究人員說。Pregnanolone effects on the blood pressure of stress - induced hypertension in rats
孕烷醇酮對應激性高血壓大鼠血壓的影響Amp equation is extended from the estimation of vapor pressure to of the oxygenated hydrocarbons to calculate such oxidates as 34 substances of alkanes, and 54 substances, including alcohols, ketones, ethers, etc. the contribution values are obtained by correlation
將amp方程估算蒸氣壓擴展到含氧化合物,對34種烷烴和醇、酮、醚類54種含氧化物進行了計算,回歸出基團貢獻參數。分享友人