申请人:E. R. Squibb & Sons, Inc.
公开号:US04124764A1
公开(公告)日:1978-11-07
New 1,7-dihydro-1-substituted-3H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidi ne-3-thione and 3-one mesoionic didehydro derivatives which have the formula ##STR1## wherein R.sub.1 is hydrogen, lower alkyl, phenyl-lower alkyl, cycloalkyl or hydroxy-lower alkyl; R.sub.2 is hydrogen or lower alkyl; R.sub.3 is lower alkyl, cycloalkyl or hydroxy-lower alkyl; and X is sulfur or oxygen, Are useful as anti-inflammatory agents.
新的1,7-二氢-1-取代-3H-吡唑并[4,3-e]-1,2,4-三唑并[4,3-c]嘧啶-3-硫酮和3-酮嵌环双脱氢衍生物具有以下式##STR1##其中R.sub.1为氢、较低烷基、苯基-较低烷基、环烷基或羟基-较低烷基;R.sub.2为氢或较低烷基;R.sub.3为较低烷基、环烷基或羟基-较低烷基;X为硫或氧,可用作抗炎药。