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- levulinic aldehyde 乙酰丙醛
- This reaction involves disproportionation of the aldehyde. 这个反应就是醛的歧化作用。
- Subject:To determine aldehyde chemical compound in alcohol quickly. 目的：快速检测酒中醛类化合物.;方法：毛细管气相色谱法。
- This reaction involves disproportionation of the aldehyde . 这个反应就是醛的歧化作用。
- The aldehyde solution was then cooled to 0℃ by an external ice bath. 由外面的冰浴将这种醛的溶液冷却到0℃。
- The ending -ose signifies a sugar; ald- signifies an aldehyde group. 末尾有一ose表示糖;ald-表示醛类。
- Any of a class of monosaccharide sugars containing an aldehyde group. 醛糖，醛式糖含有醛类的单糖中任意一种
- The content of levulinic acid in soy sauce, hydrolyzed vegetable protein (HVP) and caramel was determined. 摘要对酱油、酸水解植物蛋白(HVP)、焦糖色素中乙酰丙酸的含量进行了测定。
- The content of levulinic acid was relatively lower in soy sauce and higher in HVP (the maximum was 15.79%). 其中，酱油中乙酰丙酸含量较低，酸水解植物蛋白中乙酰丙酸含量较多（最高含量为15.;79%25），而焦糖色素中也测出含有乙酰丙酸（最高含量达8
- The categorical names are often combined, with a six-carbon-atom aldehyde sugar being termed an aldohexose. 它们的命名经常被结合起来,一个六个碳原子的醛糖被称为已醛糖。
- The content of levulinic acid in soy sauce,hydrolyzed vegetable protein(HVP)and caramel was determined. 对酱油、酸水解植物蛋白(HVP)、焦糖色素中乙酰丙酸的含量进行了测定。
- We strictly control indicators ofChloropropanol and Levulinic Acid, which can meet the industry demands. 严控氯丙醇和果糖酸两个指标，使之符合行业标准；
- The bitterness substances in Luzhou-flavor liquor mainly include tannin, peptide, amino acid, fusel alcohol, aldehyde, and inorganic salt. 浓香型酒中的苦味物质主要有单宁类、多肽、氨基酸、杂醇、醛类和无机盐。
- Fructose decomposition consisted of two successive reactions, first from fructose to 5-HMF, then from 5-HMF to levulinic acid. 果糖分解反应主要由果糖分解为中间产物5-HMF和5-HMF进一步分解成LA两步组成,乙酸的加入加快了第一步反应速度,而对第二步反应无明显影响,因而中间产物5-HMF收率可高达83%25;
- Glyceraldehydes (CHOCH (OH)-CH2OH) A simple monosaccharide bearing an aldehyde group. 甘油醛：分子式为[CHOCH（OH）-CH2OH]，它是具醛基的一种简单的单糖。
- The decarboxylation of 5-hydroxymethylfurfural to levulinic acid is a key step in the preparation of levulinic acid from biomass. 5-羟甲基糠醛脱羧生成乙酰丙酸是生物质资源出发制备乙酰丙酸过程中的关键步骤之一。
- The molar absorbance at 350 nm increases if the aldehyde contains a double bond. 如果醛含一个双键,则摩尔光吸收在350nm处增加。
- Levulinic acid is a promising biomass-derived feedstock obtained by acid-catalyzed dehydration of hexose sugars, Poliakoff explains. 这样的温度和压力条件只需使用一家发电站用不完的热量即可以提供。
- A colorless, mobile, oily aldehyde, CCl3CHO, a penetrating lung irritant, used to manufacture DDT and chloral hydrate. 氯醛一种无色、流性、油质的醛，CCl3CHO，对肺部有刺激性，用于制造DDT和水合三氯乙醛
- Process of synthesizing ACVA from cyan alcohol was studied,using sodium cyanide,levulinic acid,and A as starting materials. 对氰醇法合成ACVA的工艺进行了研究，该法采用氰化钠、果糖酸及物质A为原料。
