无色片状结晶。易溶于热水,25℃时饱和水溶液为0.131mol/L。25℃溶解度为氯仿4.422mol/L、四氯化碳1.842mol/L、三氯乙烯3.299mol/L、四氯乙烯1.558mol/L、五氯乙烷 3.252mol/L。溶于乙醇、乙醚,微溶于冷水。相对密度 1.091。熔点76.5℃。沸点265.5℃。低毒,半数致死量(大鼠,经口)1680mg/kg。有刺激性。用于有机合成。制造香料。植物生长刺激素。
影响辣椒离体再生芽伸长因素研究 Factors Affecting in vitro Shoot Elongation of Pepper 张余洋 汤银珠 叶志彪 张婵娟 李汉霞--维普资讯网 长有一定的影响。Zeatin+GA,激素组合对伸长效果最好,BA+IAA+GA3伸长效果较好,BA+PAA(苯乙酸,phenylacetic acid)+GA3伸长效果次之;不同品种辣椒不定芽的伸长能力有一定差异,楚风和苏椒五号再生芽伸长能力最佳。与I
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...前言: 采用 溶剂萃取、水法提取等方法从 6-氨基青霉烷酸和 7-氨基-3-去乙酰氧基头孢烷酸生产废液(简称废液)中 回收 苯乙酸( PAA),考察了各种 因素对回收效果的影响。
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苯乙酸的车间工艺设计_化工毕业论文格式范文_毕业论文天下网 关键词:苯乙酸;物料衡算;热量衡算;釜体设计;车间布置 [gap=1257]Keywords:Phenylacetate;Mass Balance;Heat Balance;Kettle Design;Workshop Layout
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... 萘球 naphthalene balls 苯乙酸 CRUDE PHENYL ACETIC ACID 氧化锰 Manganese Dioxide ...
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联苯乙酸 Felbinac ; Biphenylacetic acid ; BPAA
苯乙酸甲酯 [有化] Methyl phenylacetate ; Methyl phenyl
苯乙酸乙酯 Ethyl phenylacetate ; phenyl acetic acid ethyl ester ; Ethyl phenyla
邻甲基苯乙酸 o-Tolylacetic acid ; Methylphenylacetic acid
甲氧基苯乙酸 Methoxyphenylacetic acid ; D Methoxyphenylacetic acid impurity
二羟基苯乙酸 DOPAC ; dihydroxyphenylacetic acid DOPAC
氯苯乙酸 Chlorophenylacetic acid ; Chloroph
间羟基苯乙酸 Hydroxyphenylacetic acid
苯乙酸苄酯 benzyl phenylacetate ; Benzeneacetic acid,phenylmethyl ester
The highest yield of 45% of phenylacetic acid was obtained under optimal conditions.
在优化后的反应条件下,得到的苯乙酸产率为45%。
参考来源 - COThe phenylacetate has widely use in the field of medicine, drug, pesticide and flavor spice spicery.
苯乙酸在医药、农药、香料等行业都有广泛的用途。
参考来源 - 席夫碱、苯乙酸及其铜、锰配合物的合成及结构表征·2,447,543篇论文数据,部分数据来源于NoteExpress
二甲基吡嗪与苯乙酸,硝酸银和过硫酸铵反应。
Dimethylpyrazine reacted with phenylacetic acid, silver nitrate and ammonium persulfate.
方法以苯乙酸为原料,经磺化、拆分、酰化、酰胺化和取代五步反应合成头孢磺啶。
METHODS Cefsulodin was prepared, taking phenylacetic acid as the starting material, followed by sulfonation, resolution, acylation, amidation and substitution, in 5 steps totally.
通过2,4-二羟基苯乙酸的合成考察了反应时间、物料配比和水解过程对反应的影响。
Through the experiment on synthesis of 2,4-dihydroxyphenyl acetic acid, the influences of reaction time, the molar rate of raw materials and hydrolysis on the yield of the product were studied.
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