HUANG, ZHI-TANG;WANG, XIAO-JUN, CHEM. BER., 120,(1987) N 11, 1803-1807
作者:HUANG, ZHI-TANG、WANG, XIAO-JUN
DOI:——
日期:——
HUANG ZHI-TANG; WANG XIAO-JUN, TETRAHEDRON LETT., 28,(1987) N 14, 1527-1528
作者:HUANG ZHI-TANG、 WANG XIAO-JUN
DOI:——
日期:——
A facile ring cleavage of cyclic ketones. Synthesis of 9-(alkoxycarbonylalkyl)pyrido[1,2-a]pyrimidines
作者:Zhi-tang Huang、Xiao-jun Wang
DOI:10.1016/s0040-4039(01)81033-9
日期:1987.1
2-(Hexahydro-2-pyrimidinylidene)cycloalkanones react with ethyl propiolate in alcoholic solution to give 9-(alkoxycarbonylalkyl)-pyrido[1,2-a]pyrimidinesring cleavage of cyclic ketones.