发明名称 |
FREMGANGSMÅDE TIL FREMSTILLING AF 2,2-DIFLUORETHYLAMIN-DERIVATER GÅENDE UD FRA N-(2,2-DIFLUORETHYL)PROP-2-EN-1-AMIN |
摘要 |
<p>Process for the preparation of 2,2-difluoroethylamine derivatives of the formula (IV) comprising the steps (i) and (ii): step (i): reaction of N-(2,2-difluoroethyl)prop-2-en-1-amine of the formula (I) with a compound of the formula (II) A-CH2-E(II) to give a compound of the formula (III) optionally in the presence of an inorganic or organic base, and step (ii): removal of the allyl group from the compound of the formula (III), in which, in the formulae (II), (III) and (IV), A and E have the meanings given in the description.</p> |
申请公布号 |
DK2638010(T3) |
申请公布日期 |
2015.04.13 |
申请号 |
DK20110782114T |
申请日期 |
2011.11.08 |
申请人 |
BAYER INTELLECTUAL PROPERTY GMBH |
发明人 |
LUI, NORBERT;HEINRICH, JENS-DIETMAR |
分类号 |
C07D277/28;C07C209/08;C07D213/14;C07D213/38 |
主分类号 |
C07D277/28 |
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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