发明授权
- 专利标题： 2-Alkoxyalkoxy-5-nitrobenzenesulfonic acid and salt thereof
- 专利标题（中）： 2-烷氧基烷氧基-5-硝基苯磺酸及其盐
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申请号： US69647申请日： 1979-08-27
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公开(公告)号： US4246414A公开(公告)日： 1981-01-20
- 发明人: Shinsaku Fujita , Shigetoshi Ono , Hidetoshi Hayashi
- 申请人： Shinsaku Fujita , Shigetoshi Ono , Hidetoshi Hayashi
- 申请人地址： JPX Minami-ashigara
- 专利权人： Fuji Photo Film Co., Ltd.
- 当前专利权人： Fuji Photo Film Co., Ltd.
- 当前专利权人地址： JPX Minami-ashigara
- 优先权： JPX52-74601 19770621
- 主分类号： C07C309/42
- IPC分类号： C07C309/42 ; C07C67/00 ; C07C301/00 ; C07C309/40 ; C07D213/04 ; C07D295/22 ; C09B29/01 ; C09B29/28 ; C09B29/50 ; G03C8/10 ; G03C8/14 ; C07D215/10 ; C07C143/55
摘要：
A 2-alkoxyalkoxy-5-nitrobenzenesulfonic acid or a salt thereof represented by the following general formula (I): ##STR1## wherein R.sup.1 represents an alkylene group having 2 or more carbon atoms; R.sup.2 represents an alkyl group; and M represents an inorganic or organic cation. The compound represented by the general formula (I) is useful as an intermediate for a dye releasing redox compound which is suitable for use in the color diffusion transfer process.
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