Conversion of 3-hydroxy-1,2,3,4-tetrahydroquinoline-2,4-diones to 2,3a,4,5-tetrahydrofuro[2,3-<i>c</i>]quinoline-2,4-diones<i>via</i>an intramolecular wittig reaction
作者:Antonín Klásek、Stanislav Kafka
DOI:10.1002/jhet.5570350208
日期:1998.3
The preparation of 2,3a,4,5-tetrahydrofuro[2,3-c]quinoline-2,4-diones starting from 3-hydroxy-1,2,3,4-tetrahydroquinoline-2,4-diones and using the reaction path via bromoacetylderivatives and triphenylphosphonioacetyl derivatives of the initial substances is described. The nmr spectra of the products are discussed.
从3-羟基-
1,2,3,4-四氢喹啉-2,4-二酮开始,使用2,3a,4,5-
四氢呋喃[2,3- c ]
喹啉-2,4-二酮制备描述了经由起始物质的
溴乙酰基衍
生物和
三苯基膦酰基乙酰基衍
生物的反应路径。讨论了产物的核磁共振光谱。