One-Pot Synthesis of 2-Amimo-3-cyano-4-aryl-7,7-dimethyl-5-oxo-5,6, 7,8-tetrahydro-4H-benzo[b]pyran under Ultrasonic Irradiation without Catalyst
Tu Shujiang;Jiang Hong;Zhuang Qiya;Miao Chunbao;Shi Daqing;Wang Xiangshan;Gao Yuan
Chin. J. Org. Chem. . 2003, (5): 488 -490 .