发明授权
US4335050A Process for the preparation of the 5- and 6-nitro derivatives of
1,2,3,4-tetrahydro-anthraquinone from
1,2,3,4,4a,9a-hexahydro-9,10-anthracene-dione
失效
从1,2,3,4,4a,9a-六氢-9,10-蒽二酮制备1,2,3,4-四氢 - 蒽醌的5-和6-硝基衍生物的方法
- 专利标题: Process for the preparation of the 5- and 6-nitro derivatives of 1,2,3,4-tetrahydro-anthraquinone from 1,2,3,4,4a,9a-hexahydro-9,10-anthracene-dione
- 专利标题(中): 从1,2,3,4,4a,9a-六氢-9,10-蒽二酮制备1,2,3,4-四氢 - 蒽醌的5-和6-硝基衍生物的方法
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申请号: US80030申请日: 1979-09-28
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公开(公告)号: US4335050A公开(公告)日: 1982-06-15
- 发明人: Serge Delavarenne , Pierre Tellier
- 申请人: Serge Delavarenne , Pierre Tellier
- 申请人地址: FRX Courbevoie
- 专利权人: PCUK Produits Chimiques Ugine Kuhlmann
- 当前专利权人: PCUK Produits Chimiques Ugine Kuhlmann
- 当前专利权人地址: FRX Courbevoie
- 优先权: FRX7829507 19781017
- 主分类号: C07C205/47
- IPC分类号: C07C205/47 ; C07C11/00 ; C07C50/18 ; C07C67/00 ; C07C201/00
摘要:
Process for the preparation of the mononitro derivatives substituted in positions 5 or 6 of 1,2,3,4-tetrahydro-anthraquinone, which comprises nitrating 1,2,3,4,4a,9a-hexahydro-9,10-anthracene-dione by means of nitric acid or a mixture of nitric acid and sulfuric acid.
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