申请人:American Home Products Corporation
公开号:US04160100A1
公开(公告)日:1979-07-03
Anti-allergic agents of aromatic and heterocyclic oxamic acid derivation present the following formula: ##STR1## in which A is a member selected from the group consisting of 2-thiazolyl, 2-pyridyl, 2-pyridyl-N-oxide, 6-(lower)alkyl-2-pyridyl, 3-cyano-2-pyridyl, 3-pyridyl, 4-pyridyl, 2-pyrimidinyl, 2-pyrazinyl, .alpha.-naphthyl, .beta.-naphthyl, phenyl, 2,6-di-chlorophenyl, and substituted phenyl moieties containing from one to three substituents in any of the 2,3,4 and 5 positions of the phenyl ring, independently selected from the group consisting of lower alkyl, lower alkylthio, lower alkylsulfinyl, lower alkoxy, hydroxy(lower)alkoxy, 2-(lower alkoxy oxalyloxy) ethoxy, benzyloxy, N-mono-and di-lower alkylamino(lower)alkoxy, halo, sulfamyl, polyhalo(lower)alkyl, carbamyl, N-lower alkylcarbamyl, nitro, mono-and di-lower alkylamino, phenylazo, carboxy, lower alkylcarbonyl, cyano, carb(lower)alkoxy, phenoxy(lower)alkoxy, lower alkoxyoxalamido and lower alkoxyoxalamidophenoxy radicals; B, when taken alone, is a member selected from the group consisting of --OH, lower alkoxy, --NH.sub.2, --NHOH, cyclohexyloxy and phenoxy; and Y is a member selected from the group consisting of oxygen and when taken with B and the carbon atom to which they are attached, forms the moiety ##STR2##
具有芳香和杂环羟酰胺衍
生物的抗过敏剂具有以下公式:##STR1## 其中A是从以下组中选择的成员:2-
噻唑基,2-
吡啶基,2-
吡啶基-N-氧化物,6-(较低)烷基-2-
吡啶基,3-
氰基-2-
吡啶基,3-
吡啶基,4-
吡啶基,2-
嘧啶基,2-
吡嗪基,α-
萘基,β-
萘基,苯基,2,6-二
氯苯基和含有1-3个取代基的取代苯基,独立地从以下组中选择:较低的烷基,较低的烷基
硫醇,较低的烷基亚磺酰基,较低的烷氧基,羟基(较低)烷氧基,2-(较低烷氧羰基)乙氧基,苄氧基,N-单和双较低烷基
氨基(较低)烷氧基,卤素,磺酰基,多卤素(较低)烷基,
氨基甲酰基,N-较低烷基
氨甲酰基,硝基,单和双较低烷基
氨基,苯基偶氮基,羧基,较低烷基羰基,
氰基,羰基(较低)烷氧基,苯氧(较低)烷氧基,较低烷氧羰基
氨基和较低烷氧羰基苯氧基基团;B,当单独取时,是从以下组中选择的成员:--OH,较低烷氧基,--NH.sub.2,--NHOH,环己氧基和苯氧基;Y是从以下组中选择的成员:氧,当与B和它们附着的碳原子一起取时,形成基团##STR2##