An improved process for the preparation of 6-substituted-5-alkyl-2,4-quinazolinediamines, useful in the production of trimetrexate and similar antifolate agents, together with several novel intermediates are disclosed.
Process for preparing 5,6-substituted-2,4-quinazolinediamines and intermediates
申请人:WARNER-LAMBERT COMPANY
公开号:EP0253396A2
公开(公告)日:1988-01-20
An improved process for the preparation of 6-substituted-5-alkyl-2,4-quinazolinediamines, useful in the production of trimetrexate and similar antifolate agents, together with several novel intermediates are disclosed.