Cross double Mannich reaction and tandem cyclization were achieved under iodine catalyzed conditions,yielding a series o......

以N-Boc-4-哌啶酮为原料，经亲核加成、氢化还原、氯乙酰化、环化及还原等反应合成目标产物9-Boc-1-氧-4，9-二氮杂螺[5，5]十一烷，并对其......