A novel heterocumulenic Pauson-Khand reaction of alkynylcarbodiimides: A facile and efficient synthesis of heterocyclic ring-fused pyrrolinones
A novel heterocumulenic Pauson-Khand reaction of alkynylcarbodiimides: A facile and efficient synthesis of heterocyclic ring-fused pyrrolinones
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DOI:
10.3987/com-03-9726
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发表时间:
2003-05
期刊:
影响因子:
0.6
通讯作者:
Takao Saito;M. Shiotani;T. Otani;Satoshi Hasaba
中科院分区:
文献类型:
--
作者:
Takao Saito;M. Shiotani;T. Otani;Satoshi Hasaba
The first examples of the heterocumulenic Pauson-Khand reaction are described. Alkynylcarbodiimides undergo an intramolecular Pauson-Khand cycloaddition upon heating in the presence of Mo(CO) 6 and DMSO to afford 4,5-dihydro-1H-pyrrolo[2,3-b]pyrrolin-2-ones and H-pyrrolo[2,3-b]indol-2-ones.