Dipyridine cobalt chloride:: a novel and efficient catalyst for the synthesis of 14-aryl 14H-dibenzo[a.j]xanthenes under solvent-free conditions

被引：33
|
作者：
Madhav, J. Venu [1 ]
Kuarm, B. Suresh [1 ]
Rajitha, B. [1 ]
机构：
[1] Natl Inst Technol, Dept Chem, Warangal 506004, Andhra Pradesh, India
来源：
ARKIVOC | 2008年
关键词：
xanthene; aldehydes; beta-naphthol; CoPy2Cl2; solvent-free conditions;
D O I：
10.3998/ark.5550190.0009.222
中图分类号：
O62 [有机化学];
学科分类号：
070303 ; 081704 ;
摘要：
A convenient procedure for the synthesis of 14-aryl 14H-dibenzo[a.j]xanthenes is reported using the condensation of beta-naphthol with aryl and chromone aldehydes in the presence of dipyridine cobalt chloride as the catalyst under solvent-free conditions.
引用
收藏
页码：204 / 209
页数：6
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