申请人:Pfizer Inc.
公开号:US04610982A1
公开(公告)日:1986-09-09
Certain novel 2-acetoxybenzoyl and ring-substituted .alpha.-arylpropionyl derivatives of 4-hydroxy-2-methyl-N-(2-pyridinyl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide and several other closely-related known oxicams have been prepared. These particular compounds are useful in therapy as non-steroidal anti-arthritic agents. Typical member compounds include 4-(2-acetoxybenzoyloxy)-2-methyl-N-(2-pyridinyl)-2H-1,2-benzothiazine-3-ca rboxamide 1,1-dioxide, 4-[.alpha.-(4-isobutylphenyl)propionyloxy]-2-methyl-N-(2-pyridinyl)-2H-1,2 -benzothiazine-3-carboxyamide N-(2-pyridinyl)-2H-1,2-benzothiazine-3-carboxyamide 1,1-dioxide, 4-[.alpha.-(3-benzoylphenyl)propionyloxy]-2-methyl-N-(2-pyridinyl)-2H-1,2- benzothiazine-3-carboxamide 1,1-dioxide, "d-4-[.alpha.-6-methoxynaphth-2-yl)propionyloxy]-2-methyl-N-(2-pyridinyl)- 2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide" to -- d-4-[.alpha.-(6-methoxynaphth-2-yl)propionyloxy]-2-methyl-N-(2-pyridinyl)- 2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide.
已准备好的某些新型2-乙酰氧基苯甲酰和环取代的α-芳基丙酰衍生物,以及4-羟基-2-甲基-N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺1,1-二氧化物和其他几种密切相关的已知氧卡姆已制备。这些特定化合物在治疗中作为非类固醇抗关节炎药物具有用途。典型的成员化合物包括4-(2-乙酰氧基苯甲酰氧基)-2-甲基-N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺1,1-二氧化物,4-[α-(4-异丁基苯基)丙酰氧基]-2-甲基-N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺1,1-二氧化物,4-[α-(3-苯甲酰基苯基)丙酰氧基]-2-甲基-N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺1,1-二氧化物,“d-4-[α-(6-甲氧基萘-2-基)丙酰氧基]-2-甲基-N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺1,1-二氧化物”至-- d-4-[α-(6-甲氧基萘-2-基)丙酰氧基]-2-甲基-N-(2-吡啶基)-2H-1,2-苯并噻嗪-3-羧酰胺1,1-二氧化物。