Palladium-catalysed heteroannulation with terminal alkynes: synthesis of phthalides

被引:97
作者
Kundu, NG [1 ]
Pal, M [1 ]
Nandi, B [1 ]
机构
[1] Indian Assoc Cultivat Sci, Dept Organ Chem, Calcutta 700032, W Bengal, India
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1998年 / 03期
关键词
D O I
10.1039/a705450e
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The palladium-copper-catalysed heteroannulation of o-iodobenzoic acid 3 with terminal alkynes 4-18 leads to the synthesis of (Z)-3-alkylidenephthalides 19-33 as the major products. In certain cases, the formation of isocoumarins 34-37 is also observed.
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页码:561 / 568
页数:8
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