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- Perilla aldehyde was prepared by Isomerization of myrtenal, Cu/ZnO as Catalyst. Effect of reaction temperature , vacuum of the system, space velocity of myrtenal on the reaction have mainly been studied. 用桃金娘烯醛在Cu/ZnO催化下异构制备紫苏醛,重点考查了反应温度、真空度、空速的影响。
- Keywords Myrtenal;Catalytic Isomerization;Perilla aldehyde; 桃金娘烯醛;催化异构;紫苏醛*;
- perilla aldehyde 紫苏醛
- Perilla frutescens ( L. ) Britton. 白苏叶
- Products: Zingiber mioga Rose、Perilla Leaf. 主要产品:茗荷、紫苏。
- 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。
- A review on the chemistry and pharmacology of Perilla L. 紫苏类中药化学和药理的研究概况。
- 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。
- Perilla greengage jam is made according to the principle of food process. 紫苏梅酱以紫苏、青梅为主原料,配以其它辅料,加工研制而成。
- The nutritional contents of Perilla's leave, stem and seed were investigated. 对紫苏醛*的叶、茎、籽中营养成分进行了研究。
- 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。
- Rocket, morning glory, perilla, which I planted on my veranda last week had started sprouting together. 几天前在我房间阳台为遮阳和食用种的意大利素菜,喇叭花,绿紫苏已开始一齐发芽。
- 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。