Selective oxymetalation of terminal alkynes via 6-endo cyclization: mechanistic investigation and application to the efficient synthesis of 4-substituted isocoumarins
The oxymetalation of terminal alkynes proceeded in a 6-endo cyclization manner with the use of indium or gallium trihalide.
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2011 ◽
Vol 133
(19)
◽
pp. 7428-7449
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