Reductive heterocyclizations via indium/iodine-promoted one-pot conversion of 2-nitroaryl aldehydes, ketones, and imines
作者:Rongbi Han、Kee In Son、Gil Hwan Ahn、Young Moo Jun、Byung Min Lee、Younbong Park、Byeong Hyo Kim
DOI:10.1016/j.tetlet.2006.08.027
日期:2006.10
2-Nitroaryl aldehydes, ketones, and imines were reductively cyclized to 2,1-benzisoxazoles with good yields in the presence of indium and iodine in MeOH. Under a similar condition, N-(2-nitrobenzylidene)anilines were produced mixtures of 2,1-benzisoxazoles and 3-anilino-2-phenyl-2H-indazoles.