发明授权
US4065478A Process for the manufacture of .alpha.,.alpha.'-aminonitroanthraquinones
失效
制备{60,{60 {40-氨基四氢蒽醌
- 专利标题: Process for the manufacture of .alpha.,.alpha.'-aminonitroanthraquinones
- 专利标题(中): 制备{60,{60 {40-氨基四氢蒽醌
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申请号: US640372申请日: 1975-12-15
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公开(公告)号: US4065478A公开(公告)日: 1977-12-27
- 发明人: Zdenek Seha
- 申请人: Zdenek Seha
- 申请人地址: CH Basel
- 专利权人: Ciba-Geigy AG
- 当前专利权人: Ciba-Geigy AG
- 当前专利权人地址: CH Basel
- 优先权: CH16978/74 19741219
- 主分类号: C09B1/22
- IPC分类号: C09B1/22 ; C07C20060101 ; C07C67/00 ; C07C205/47 ; C07C225/34 ; C07C227/04 ; C07C229/74 ; C07C313/00 ; C09B51/00 ; C07C97/24
摘要:
A process for the manufacture of .alpha.,.alpha.'-aminonitroanthraquinones, from .alpha.,.alpha.'-dinitroanthraquinones, wherein the .alpha.,.alpha.'-dinitroanthraquinones are reacted with ammonia in dipolar aprotic solvents which are inert to ammonia, the reaction substrates and reaction products.
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