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- polyhydroxy aldehyde 多聚羟醛
- carbohydrates Carbohydrates are usually defined as polyhydroxy aldehydes and ketones or substances that hydrolyze to yield polyhydroxy aldehydes and ketones. 碳水化合物碳水化合物通常的定义是多羟基的醛和酮或者水解产生多羟基的醛和酮的物质。
- 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 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。
- A water soluble polyhydroxy derivative of1,4| diazine has been isolated from Panax pseudoginseng var notoginseng for the first time. 从三七水溶性成分中首次分离得到一个多羟基吡嗪衍生物。
- 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。
- 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 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。
- These results are useful for interpreting the biological functions of natural polyhydroxy quinonoid compounds. 以及三环多羟基醌类化合物;如茜素与亲核试剂的氧化-迈克尔加成反应.
- The values of reaction enthalpy of B(OH) with polyhydroxy comPounds were deterthened by using calorimeter at 298.2K. 用量热法在298．2K测定了B（OH）与多羟基化合物的反应焓。
- 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
- A colorless, flammable, poisonous liquid aldehyde, CH2CHCHO, having an acrid odor and vapors irritating to the eyes. 丙烯醛一种无色、易燃、有毒的液体乙醛，CH2CHCHO，含有刺激眼睛的辛辣气体
- The polyhydroxy compound, by crosslinking, can enhance obviously the viscosity of HPAM solution. 多羟基化合物有交联作用，可以较大幅度地提高HPAM溶液的黏度。
- A selective plugging agent was prepared from polyhydroxy - compound as gelling material and cross -linking agent BF. 用多羟基化合物作成胶剂与交联剂BF配制了选择性堵水剂。
- An aldehyde,C8H9NO3,one of several active forms of pyridoxine,important in amino acid synthesis. 吡哆醛醛C8H9NO3，吡哆醇的几种活跃的形式中的一种，在氨基酸的合成过程中起重要作用
