发明授权
- 专利标题: Process for the manufacture of pentachlorovinylacetyl chloride
- 专利标题(中): 五氯乙酰乙酰氯的制备方法
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申请号: US966299申请日: 1978-12-04
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公开(公告)号: US4175095A公开(公告)日: 1979-11-20
- 发明人: Gunther Maahs , Konrad Rombusch
- 申请人: Gunther Maahs , Konrad Rombusch
- 申请人地址: DEX Marl
- 专利权人: Chemische Werke Huls, A.G.
- 当前专利权人: Chemische Werke Huls, A.G.
- 当前专利权人地址: DEX Marl
- 优先权: DEX2754670 19771208
- 主分类号: C07C57/76
- IPC分类号: C07C57/76 ; B01J23/00 ; B01J27/00 ; C07B61/00 ; C07C51/00 ; C07C51/58 ; C07C67/00 ; C07C57/02
摘要:
Pentachlorovinylacetyl chloride is prepared by chlorinating tetrachlorocyclobutenone with a chlorinating agent such as (a) Cl.sub.2, optionally in the presence of additives, e.g., phosphorous pentachloride, antimony pentachloride, or oxides, hydroxides or carbonates of metals such as alkali or alkaline earth metals; or (b) phosphorous pentachloride.
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