Expeditious Synthesis of 2,3,6-Trisubstituted
2H-1,3-Oxazin-4(3H)-ones via
the Tertiary Amine-Induced Reaction of 2-Diazo-3-oxoalkanals and
Imines Under Mild Conditions
Hengzhen Qi, Jiantao Zhang, Jiaxi Xu* State Key Laboratory of Chemical Resource
Engineering, Department of Organic Chemistry, Faculty of Science, Beijing University of Chemical Technology, Beijing 100029, P. R. of China Fax: +86(10)64435565; e-Mail: jxxu@mail.buct.edu.cn;