酮醇 的英文怎麼說

中文拼音 [tóngchún]
酮醇 英文
acyloin
  • : 名詞[化學] (有機化合物的一類) ketone; alkone; ket-; -one
  • : Ⅰ名詞1 [書面語] (含酒精多的酒) mellow wine; good wine2 [化學] (有機化合物的一大類 含羥基的烴化...
  1. Standard test method for acetone in methanol

    中丙含量的標準試驗方法
  2. 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 %改性聚乙二20m為固定液,苯乙為內標物,氫火焰離子化檢測器,內標法定量分析異辛酸。
  3. The principal adrenocortical products are aldosterone, cortisol and dehydroepiandrosterone sulphate.

    腎上腺皮質的主要產物為醛固、皮質和脫氫異雄硫酸鹽。
  4. 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、丙、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。
  5. ( 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按摩爾比1 : 3 ,混合攪拌3h左右得到銦的乙酰丙鹽,然後按一定摩爾比加入乙二獨甲醚溶液,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。
  6. 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,催化二碳單元在糖(供體)和醛糖(受體)間的轉移。
  7. 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庚烷基什丁烯上;3種:苯甲、 a松油、 3 , 7 , 11 , 15十六烯21 ;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。
  8. Testosterone is an androgen or male steroid hormone.

    睪丸甾是一種雄性激素或雄性類固激素。
  9. 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。
  10. Two kinds of flavonoids in water extracts, water - extraction and alcohol precipitation, alcohol extracts were found by paper chromatography. they were separated and purified by thin - layer chromatography, one of which was primarily identified by uv as 4 ", 5 - dihydroxy - flavonol etherification or 4 ", 5, 8 - trihydroxy - flavonol etherification

    水提物、水提沉物、提物等3種提取物紙層析結果顯示有兩種黃類化合物,經薄層層析分離純化,並進行紫外光譜分析,初步測定其中一組分為4 , 5 -二羥基黃酮醇醚或4 , 5 , 8 -三羥基黃酮醇醚。
  11. It was suggested that the gene t13m11. 8 could be the ast candidate gene. this gene was 1432bp long with 6 exons and 5 introns. the putative protein of t13m11. 8 gene was highly homologous to dihydroflavonol 4 - reductase ( dfr ), which was an important enzyme in the anthocyanin biosynthesis pathway

    該基因的dna序列長1432bp ,含有6個外顯子和5個內含子,編碼的蛋白與花青苷生物合成途徑中的二氫黃酮醇4 -還原酶有較高的同源性。
  12. Tea ( camellia sinensis ) is one of the most common beverages consumed worldwide. tps ( tea pplyphonels ) are most abundant in green tea and they are mostly in the form of flavanols commonly known as catechins which include ( - ) - epicatechm ( ec ), ( - ) - epicatecbjn - 3 - gallate ( ecg ), ( - ) - epigallocatechin ( ecg ), ( - ) - epi gallocatechin - 3 - gallate ( egcg )

    茶多酚( teapolyphonels , tps )是以茶葉為原料提取出來的一類多酚類化合物,除含有酚酸、黃、黃酮醇和花色素外,其主要成份是茶兒茶素(黃烷類) ,約佔tps的60 - 80 。
  13. Green tea contains a number of flavonols with the basic structure specific flavonols found in tea include myricetin ( hydroxyls at carbon 3 ', 4 ', and 5 ' ), quercetin ( hydroxyls at positions 3 ' and 4 ' ), and kaempferol ( hydroxyl at position 4 ' ), and their glycosides

    綠茶含有一些黃酮醇,其基本化學結構為:茶中特有的黃酮醇有楊梅黃( 3 ' 、 4 ' 、 5 '碳位上羥基化) 、豕草花粉苷( 3 '和4 '碳位上羥基化) ,莰非( 4 '碳位上羥基化) ,以及它們的糖苷物。
  14. Thirty years ago, german scientists discovered that flavonoids contained in the ginkgo are extremely effective in delaying atherosclerosis, making ginkgo - based health foods very popular

    德國科學家在三十年前發現銀杏所含的黃酮醇( flavonoids )對延緩血管硬化極有效,銀杏葉制的健康食品遂大受歡迎。
  15. Flavonols are common in but are found in highest concentrations in onions, apples, berries, kale and broccoli

    酮醇是植物類食物中的常見物質,在洋蔥蘋果漿果羽衣甘藍和西蘭花中含量最高。
  16. Flavonols are common in plant - based foods but are found in highest concentrations in onions, apples, berries, kale and broccoli

    酮醇是植物類食物中的常見物質,在洋蔥蘋果漿果羽衣甘藍和西蘭花中含量最高。
  17. The study found that people who ate the largest amounts of flavonols had a 23 percent reduced risk of developing pancreatic cancer compared to those who ate the least

    研究發現,攝入黃酮醇最多的人比攝入黃酮醇最少的人患胰腺癌的幾率低23 % 。
  18. A second study of food consumption in more than 183, 000 residents of california and hawaii found that a diet high in flavonols might help reduce pancreatic cancer risk, especially in smokers

    另一項對18萬3000多名加利福尼亞和夏威夷居民的飲食調查發現,吃黃酮醇含量高的食物可能會降低胰腺癌的發病率,尤其是對于吸煙的人。
  19. Diacetone alcohol for industrial use. methods of test

    工業用雙丙酮醇.試驗方法
  20. Besides policy factors, five methods of cost - cutting of biodiesel are reviewed, including new raw material with higher oil content, shorter regeneration cycle, which is suitable for infertile soil and different climatic conditions ; heterogeneous catalysts ; new technologies ( e. g. supercritical methanol and ultrasonics ) ; higher added value utilization of by - product glycerin with simple method ( propylene oxide chloride, 1, 3 - propanediol, pyruvic alcohol etc. ) and moderate scale of production

    摘要綜述了除政策因素外,降低生物柴油生產成本的5種方法:選擇含油率高、再生周期短、適應貧瘠土地及不同氣候條件的新型植物原料;研究新型固體催化劑;引入新工藝(超臨界法和超聲波法) ;使用比較簡便的方法將廢棄的甘油轉化為高附加值的產品(環氧氯丙烷、 1 , 3 -丙二、丙酮醇等)以及適度生產規模等。
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