Tertiary amines as vinyl source for the formations of aryl or pyrrole ring on
<scp>amido‐substitued</scp>
1,
<scp>4‐quinone</scp>
with the assistance of palladium salt
作者:Jia‐Nan Jhou、Chiu‐Wen Cheng、Fung‐E Hong
DOI:10.1002/jccs.202000122
日期:2020.11
The one‐pot synthesis of 3‐isopropyl‐6‐methyl‐1H‐benzo[f]indole‐4,9‐dione (3e), N‐(4‐[isopentylamino]‐3,6‐dioxocyclohexa‐1,4‐dien‐1‐yl)acetamide (4d), 2‐(isopentylamino)‐6‐methylnaphthalene‐1,4‐dione (5b), and 2‐(4‐acetamido‐3,6‐dioxocyclohexa‐1,4‐dien‐1‐yl)‐N,N‐diisopentyl‐3‐methylbutanamide (6a) has been achieved via either pyrrol/aryl ring formations or amination reactions from the Pd(II)‐catalyzed
一锅合成3-异丙基-6-甲基-1H-苯并[f]吲哚-4,9-二酮(3e),N-(4- [异戊基氨基] -3,6-二氧代环己基-1,4-二烯-1-基)乙酰胺(4d),2-(异戊基氨基)-6-甲基萘-1,4-二酮(5b)和2-(4-乙酰胺基-3,6-二氧代环己基-1,4-二烯基通过吡咯/芳基环的形成或N-(3,6-二氧代环己基-1的Pd(II)催化反应的胺化反应获得了1-yl)-N,N - N-二异戊基-3-甲基丁酰胺(6a),4-二烯-1-基)乙酰胺(2a_BQ)并在三异戊胺存在下。更3 - , - 4 - , - 5 - ,和获得了6样衍生物,同时使用了其他三烷基胺。的晶体结构3d_O,3E,4B,4C,4D,5B,和图6A是由单晶X射线衍射方法测定的。的3 -和5 -样产品揭示与/新生成的苯环的结构,而不取代。6a的形成也暗示了其生成的异常反应途径。基于各种3类产品以及6a的结构构象提出