发明授权
- 专利标题: Derivatives of 1,2-benzisoxazoles
- 专利标题(中): 1,2-苯并异恶唑的衍生物
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申请号: US917692申请日: 1978-06-21
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公开(公告)号: US4156005A公开(公告)日: 1979-05-22
- 发明人: Gerald E. Stokker , Edward J. Cragoe, Jr.
- 申请人: Gerald E. Stokker , Edward J. Cragoe, Jr.
- 申请人地址: NJ Rahway
- 专利权人: Merck & Co., Inc.
- 当前专利权人: Merck & Co., Inc.
- 当前专利权人地址: NJ Rahway
- 主分类号: C07C45/56
- IPC分类号: C07C45/56 ; C07D261/20 ; A61K31/42
摘要:
Substituted 1,2-benzisoxazoles of the formula ##STR1## where: R.sup.1 and R.sup.3 =H or lower alkoxy;R.sup.2 =halo or .alpha.-branched lower alkyl;R.sup.4 =halo, halo lower alkyl, or lower alkylthio; provided, where R.sup.1 and R.sup.3 =H,R.sup.2 and R.sup.4 are other than simultaneously Cl or Br, which are active as antiinflammatory, antipyretic and analgesic agents, are derived from cyclodehydrating the corresponding salicylaldoximes with an isocyanate under extremely mild conditions.
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