发明授权
US07820846B2 Bifunctional phenyliso(thio)cyanates, processes and intermediates products for their preparation
有权
双官能苯基（硫代）氰酸酯，其制备方法和中间体产品
- 专利标题： Bifunctional phenyliso(thio)cyanates, processes and intermediates products for their preparation
- 专利标题（中）： 双官能苯基（硫代）氰酸酯，其制备方法和中间体产品
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申请号： US10532931申请日： 2003-10-29
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公开(公告)号： US07820846B2公开(公告)日： 2010-10-26
- 发明人: Gerhard Hamprecht , Michael Puhl , Bernd Wolf , Norbert Götz , Michael Keil , Robert Reinhard , Ingo Sagasser , Werner Seitz
- 申请人： Gerhard Hamprecht , Michael Puhl , Bernd Wolf , Norbert Götz , Michael Keil , Robert Reinhard , Ingo Sagasser , Werner Seitz
- 申请人地址： DE
- 专利权人： BASF Aktiengesellschaft
- 当前专利权人： BASF Aktiengesellschaft
- 当前专利权人地址： DE
- 代理机构： Rothwell, Figg, Ernst & Manbeck, P.C.
- 优先权： DE10250614 20021030
- 国际申请： PCT/EP03/12013 WO 20031029
- 国际公布： WO2004/039768 WO 20040513
- 主分类号： C07C255/50
- IPC分类号： C07C255/50
摘要：
A process for preparing phenyl iso(thio)cyanates of the formula I in which a compound of the formula II or its HCl adduct is reacted with a phosgenating agent where W is oxygen or sulfur and Ar and A are as defined in claim 1 is described. Moreover, the invention relates to the use of the phenyl iso(thio)cyanates for preparing crop protection agents.
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