Author's Organization:Faculty of Pharmaceutical Sciences, Kyoto University Faculty of Pharmaceutical Sciences, Kyoto University Faculty of Pharmaceutical Sciences, Kyoto University Faculty of Pharmaceutical Sciences, Kyoto University
Tetrahydrooxocrinine methine (XLIII) has been synthesized by a sequence of reactions including ring enlargement of a tetralone (XXXVI) to a seven-membered nitrogenous ring compound (XXXVIII) by the use of Schmidt reaction.