反应条件
potassium tert-butylate in tetrahydrofuran T=66°C; 1.3 h; Heatingother bases (MgO, NaOEt), solvents (DMSO, EtOH); ring closure of 7-halo-3-oxo esters, C/O alkylation ratio; Product distribution;
参考文献
Acta Chemica Scandinavica, , vol. 43, # 8 p. 807 - 810