一水5-氨基-1H-四氮唑 、 2-硝基苯甲酰氯 以
水 为溶剂,
反应 72.5h,
以to give 2-nitro-N-(1H-tetrazol-5-yl)benzamide melting at about 272°-273° C. with decomposition的产率得到2-nitro-N-(1H-tetrazol-5-yl)-benzamide
参考文献:
名称:
2-(Formylamino)-N-(1H-tetrazol-5-yl)benzamide and use as anti-allergics
Carbamates and oxalamides of amino-N-(1H-tetrazol-5-yl)benzamides
申请人:Merrell Dow Pharmaceuticals Inc.
公开号:US04526979A1
公开(公告)日:1985-07-02
Alkoxycarbonyl and oxalyl derivatives of amino-N-(1H-tetrazol-5-yl)benzamides are described herein. The compounds involved are useful as antiallergic agents. These compounds can be prepared by the reaction of an amino-N-(1H-tetrazol-5-yl)benzamide with an appropriate acid chloride.
3-(1H-tetrazol-5-yl)-4(3H)-quinazolinones useful as antiallergic agents are described herein. The compounds are prepared by the reaction of an appropriate 2-amino-N-(1H-tetrazol-5-yl)benzamide with an appropriate ortho ester.
3-(1H-tetrazol-5-yl)-4(3H)-quinazolinones useful as antiallergic agents are described herein. The compounds are prepared by the reaction of an appropriate 2-amino-N-(1 H-tetrazol-5-yl)benzamide with an appropriate orthoester.
Carbamates and oxalyl amides of amino-N-(1H-tetrazol-5-yl) benzamides
申请人:MERRELL DOW PHARMACEUTICALS INC.
公开号:EP0135032A1
公开(公告)日:1985-03-27
Alkoxycarbonyl and oxalyl derivatives of amino-N-(1H-tetrazol-5-yl)benzamides are described herein. The compounds involved are useful as antiallergic agents. These compounds can be prepared by the reaction of an amino-N-(1H-tetrazol-5-yl)benzamide with an appropriate acid chloride.
2-(Formylamino)-N-(1 H-tetrazol-5-yl) benzamide with formula:
and its pharmaceutically acceptable salts are useful as antiallergic agents. The compounds are prepared by the reaction of 2-amino-N-(1H-tetrazol-5-yl) benzamide with formic acetic anhydride.