1: C17H18NO4P With n-butyllithium in tetrahydrofuran; hexane T=-35°C; 0.5 h; 2: benzaldehyde in tetrahydrofuran; hexane T=-70°C; 6 h; Further stages. Title compound not separated from byproducts.;

1: C17H18NO4P With n-butyllithium in tetrahydrofuran; hexane T=-35°C; 0.5 h; 2: benzaldehyde in tetrahydrofuran; hexane T=-70°C; 6 h; Further stages. Title compound not separated from byproducts.;

1: C17H18NO4P With n-butyllithium in tetrahydrofuran; hexane T=-35°C; 0.5 h; 2: cyclohexanecarbaldehyde in tetrahydrofuran; hexane T=-70°C; Further stages. Title compound not separated from byproducts.;