SYNTHESIS VIA VINYL SULFONES .59. SYNTHESIS OF BETA-SUBSTITUTED CYCLOPENTENONES VIA CARBON ALKYLATION OF METALATED GAMMA-METHOXYCYCLOPENTENYL PHENYLSULFONYL ANION
Sh. Kim et al., SYNTHESIS VIA VINYL SULFONES .59. SYNTHESIS OF BETA-SUBSTITUTED CYCLOPENTENONES VIA CARBON ALKYLATION OF METALATED GAMMA-METHOXYCYCLOPENTENYL PHENYLSULFONYL ANION, Tetrahedron letters, 36(26), 1995, pp. 4537-4538
Metalation of gamma-methoxyallyl sulfone 13 provides phenylsulfonyl an
ion 2a which undergoes alkylation followed by hydrolysis to afford bet
a-substituted cyclopentenones.