Synthesis and antimalarial effects of N2-aryl-N4-[(dialkylamino)alkyl]- and N4-aryl-N2-[(dialkylamino)alkyl]-2,4-quinazolinediamines
作者:Edward F. Elslager、Carolyn Hess、Judith Johnson、Daniel Ortwine、Vera Chu、Leslie M. Werbel
DOI:10.1021/jm00134a002
日期:1981.2
N4)-aryl-N4(and N2)-[(dialkylamino)alkyl]-2,4-quinazolinediamines has been synthesized for antimalarial evaluation. Condensation of the appropriate 2,4-dichloroquinazoline (IV) with the requisite N,N-dialkylalkylenediamine afforded a series of 2-chloro-N-[(dialkylamino)alkyl]-4-quinazolinamines (V) which were condensed with the appropriate arylamine to provide the corresponding N2-aryl-N4-[(dialkylamino)alkyl]-2
合成了一系列的N2(和N4)-芳基-N4(和N2)-[((二烷基氨基)烷基] -2,4-喹唑啉二胺类,用于抗疟疾评估。适当的2,4-二氯喹唑啉(IV)与必要的N,N-二烷基亚烷基二胺缩合得到一系列的2-氯-N-[((二烷基氨基)烷基] -4-喹唑啉胺(V),其与适当的芳基胺缩合。提供相应的N 2-芳基-N 4-[((二烷基氨基)烷基] -2,4-喹唑啉二胺(VI)。将2,4-二氯喹唑啉水解为2-氯-4-喹唑啉,然后与适当的N,N-二烷基亚烷基二胺缩合,得到2-[[[(二烷基氨基)烷基]氨基] -4-喹唑啉(IXa)阵列。用三氯氧化磷氯化并与必要的芳基胺缩合得到N2-[((二烷基氨基)烷基] -N4-苯基-2,4-喹唑啉二胺(X)。N2-芳基-N4-[((二烷基氨基)烷基] -2,4-喹唑啉二胺(VI)中普遍具有抗疟活性,而反向异构体的活性较低。光毒性责任排除了对该系列成员的临床评估。