肉桂酰氯 、
trans-2,4,6-trimethyl-3,4,12,12a-tetrahydro-2,6H-(1,3)-oxazino(2,3b)(1,3,4)-benzotriazepin-7-one 在
吡啶 作用下,
以
苯 为溶剂,
以66%的产率得到(1R,3R)-1,3,11-Trimethyl-5-[(Z)-(3-phenyl-acryloyl)]-2,3,4a,5-tetrahydro-1H-4-oxa-5,11,11a-triaza-dibenzo[a,d]cyclohepten-10-one