The p-fluorophenoxy propionic acid was synthesized by p-fluorophenol and 3-chloropropanoic acid as row materials and transfer catalyzed by TEBA.
以对氟酚和3-氯
酸
起始原料,用苄基三乙基氯化铵作
催化剂,经过相转移催化合成对氟
酸。
The p-fluorophenoxy propionic acid was synthesized by p-fluorophenol and 3-chloropropanoic acid as row materials and transfer catalyzed by TEBA.
以对氟酚和3-氯
酸
起始原料,用苄基三乙基氯化铵作
催化剂,经过相转移催化合成对氟
酸。
Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.
以合成出的醇铝
催化剂,无水氯化锌
助催化剂,用
醛一步合成了
酸
酯,收率
92%,
择性
93%。
Furfuryl propionate was synthesized from furfuryl alcohol and propionyl chloride using hexahydropyridine as catalyst and anhydrous sodium bicarbonate as acid-caputor.
以α呋喃甲醇和酰氯
原料,以六氢吡啶
催化剂,无水碳酸氢钠
缚酸剂合成了α呋喃甲醇
酸酯。
In addition, some organic acids with the bad breath, such as butyric acid and propionic acid, and indole, methyl indole compounds and cadaverine.
此外,一些有机酸也与口臭有关,如丁酸和酸,以及吲哚、甲基吲哚和尸胺等化合物。
Synthesis of isoamyl formate, isoamyl acetate, isoamyl propionate, isoamyl butyrate, isoamyl isobutyrate and isoamyl isovalerate by catalysis of hydrated ferric chloride are reported.
研究了氯化铁催化合成甲酸异戊酯、乙酸异戊酯、酸异戊酯、丁酸异戊酯、异丁酸异戊酯和异戊酸异戊酯。
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