Related Cycloadditions Mediated by Other Transition Metals

Transition-Metal-Mediated Aromatic Ring Construction, First Edition. Edited by Ken Tanaka. 2013 John Wiley Sons, Inc. Published 2013 by John Wiley Sons, Inc. 

R = Ph, 4-MeOCe H4, d-MeCglL, 4-aCgH4, 4-FC6H4, Et r2 = Ph, 4-MeOC H4, 4-CIC6H4, 4-CNC6H4, Bu, SiMea, COjEt, CHaOMe 

E = COjMe, COaEt, C02 Bu, COaPh, C02(4-C1CsH4), CO2H, CONM62, CN 

A-B = NPMBCO, CH2CO, CH2CH(0TBS), CH2CH(C02tBu), CH2CH2 

R = Ph, 4-MeCgH4, R = Et, Bu, n-CgHn 4-BrCgH4, I-naphthyl, Mes, n-CgHn, CH20Me, 

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AND RELATED CYCLOADDITIONS MEDIATED BY OTHER TRANSITION METALS... 

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