AMINO ACIDS: X. PREPARATION AND CHEMISTRY OF 2-(ω-CARBOXYALKYLAMINO)-DIHYDROTHIAZINES, -TETRAHYDROPYRIMIDINES, AND -IMIDAZOLINES
作者:A. F. McKay、M.-E. Kreling
DOI:10.1139/v62-035
日期:1962.2.1
The preparation and properties of 3-keto-1,2,5,6-tetrahydro-3(H)-imidazo(1,2-a)imidazole, 3-keto-1,2,6,7-tetrahydro-3(H),5(H)-imidazo(1,2-a)pyrimidine, and 4-keto-2,3,6,7,8,9-hexahydro-4(H)-pyrimido(1,2-a)pyrimidine are described. The first two bicyclic systems possess active methylene groups in position 2 and they are oxidized to indigo-type dyes.
3-酮-1,2,5,6-四氢-3(H)-咪唑并(1,2-a)咪唑、3-酮-1,2,6,7-四氢-3( H),5(H)-imidazo(1,2-a)pyrimidine, 和 4-keto-2,3,6,7,8,9-hexahydro-4(H)-pyrimido(1,2-a)嘧啶进行了描述。前两个双环系统在 2 位具有活性亚甲基,它们被氧化成靛蓝型染料。