ACID-CATALYZED DIMERIZATION OF 10-METHYLENEANTHRONE - SYNTHESIS OF SPIRO-SUBSTITUTED BENZ[DE]ANTHRACENES

被引:14
作者
BECKER, HD [1 ]
SANCHEZ, D [1 ]
机构
[1] UNIV GOTHENBURG,S-41296 GOTHENBURG,SWEDEN
关键词
D O I
10.1021/jo01325a009
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The acid-catalyzed dimerization of 10-methyleneanthrone is found to give 7ʹ-hydroxy-1ʹ,2ʹ-dihydrospiro[anthra-cene-9(10H),3ʹ-[3H]benz[de]anthracen]-10-one (9a), which in solution is in equilibrium with its keto tautomer 9b. Previously proposed structures of the methyleneanthrone dimer are thus being corrected. © 1979, American Chemical Society. All rights reserved.
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页码:1787 / 1792
页数:6
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