发明名称 |
Process for the preparation of dichlorofulvene |
摘要 |
<p>The invention relates to a process for the preparation of formula I
which process comprises pyrolysing a compound of formula II
wherein X is chloro or bromo, and to compounds which may be used as intermediates for the manufacture of the compound of formula I and to the preparation of said intermediates.</p> |
申请公布号 |
EP2433922(A1) |
申请公布日期 |
2012.03.28 |
申请号 |
EP20100173992 |
申请日期 |
2010.08.25 |
申请人 |
SYNGENTA PARTICIPATIONS AG;SYNGENTA LIMITED |
发明人 |
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分类号 |
C07C22/02;C07C17/25;C07C23/08 |
主分类号 |
C07C22/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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