申请人:E. R. Squibb & Sons, Inc.
公开号:US04129738A1
公开(公告)日:1978-12-12
New 5-phenylpyrazolo[1,5-a]pyrimidin-7(1H)-ones which have the general formula ##STR1## wherein R.sup.1 is lower alkyl, phenyl, phenyl-lower alkyl or cyclo-lower alkyl; R.sup.2 is hydrogen, lower alkyl or phenyl; and R.sup.4 is hydrogen, halogen, hydroxy, lower alkoxy or amino, are useful for the production of 6-phenyl-2H-pyrazolo[3,4-b]pyridine anti-inflammatory agents.
具有一般式##STR1##的新5-苯基吡唑并[1,5-a]嘧啶-7(1H)-酮,其中R.sup.1是低碳基,苯基,苯基-低碳基或环-低碳基; R.sup.2是氢,低碳基或苯基; R.sup.4是氢,卤素,羟基,低碳氧基或氨基。它们可用于生产6-苯基-2H-吡唑并[3,4-b]吡啶抗炎药。