MBAGWU, GODWIN O.;GARLAND, RICKIE, J. HETEROCYCL. CHEM., 25,(1988) N 2, 571-573
作者:MBAGWU, GODWIN O.、GARLAND, RICKIE
DOI:——
日期:——
Some novel mesoionic bispurinone analogs: Studies on preparation and characterization
作者:Godwin O. Mbagwu、Rickie Garland
DOI:10.1002/jhet.5570250240
日期:1988.3
The preparation of the first examples of class II mesoionic bispurinones is described. Arylaminobithiazole 3 is cyclized by condensation with bis(2,4,6-trichlorophenyl) methylmalonate to yield anhydro 3,3′-bis(6-methyl-8-aryl-5-hydroxy-7-oxothiazolo[3,2-a]pyrimidinium hydroxide).