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例句
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The research on producing 10 - hydroxy decanoic acid by alkaline scission of ricinoleic acid is reviewed.
综述了碱热解蓖麻油酸合成10- 羟基 癸酸的开发研究进展.
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The novel - flocculant poly - nucleate aluminum hydroxy silicate - sulphate ( PASS ) was prepared and polysilicic acid under non - high shear condition.
在非高剪切力条件下,将硫酸铝引入到聚合硅酸中合成了新型聚硅酸硫酸铝 ( PASS ) 絮凝剂.
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At present , Di - Methylol Di - Hydroxy Ethylene Urea ( DMDHEU, 2 D resin for short ) is durable press finishing agent.
二羟甲基二羟基乙撑脲树脂 ( 即DMDHEU简称2D树脂 ) 是目前应用最多的抗皱免烫整理剂.
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Proteolytic enzymes catalyze oligomerization of the. alpha . - hydroxy carboxylic acid and . alpha . - amino acid.
蛋白水解酶催化α - 羟基羧酸和α - 氨基酸的低聚化.
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AIM To study the antioxidant activity of 2 - ethyl - 3 - hydroxy - 6 - phenylthio - 4 ( 1 H ) - pyridone ( HPP ).
目的 研究2乙基3 羟基 6苯硫基4 ( 1H ) 吡啶酮 ( HPP ) 的抗氧化作用.
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Production 1,2 hydroxy beta 4 - formic acid, a beta consignment sales produced products.
生产1、4-二羟基萘甲酸 、 甲萘醌,销售自产产品.
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In low temperature, reaction of ketone with sodium acetylide synthesized 1 - ethynyl - 2,3, 4,5 - tetramethyl - 2 - cyclopentene - 1 - ol; 1,2 - diphenyl - 2 - hydroxy - 3 - butine - 1 - one; 3,4 - diphenyl - 1,5 - hexadiine - 3,4 - diol and 3,4 - dipheny
报道了在低温条件下, 以邻二酮和α-环烯酮为原料与炔钠反应,合成了2,3, 4,5-四甲基-1-乙炔基-2-烯-环戊醇、1, 2 - 二苯基 -2 - 羟基 -3 - 丁炔 -1 - 酮、3, 4 - 二苯基 -1,5-己二炔-3,4 - 二醇和3,4 - 二苯基 -3 - 环戊烯 -1 -酮4种化合物.
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Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.
方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.