发明名称 |
Process for the preparation of 2-methoxymethyl-1,4-benzenediamine, its derivatives thereof and the salts thereof |
摘要 |
A process for synthesizing 2-methoxymethyl-1,4-benzenediamine, its derivatives of formula (IV) and the salts thereof, which comprises a reductive amination step. The preferred final product is 2-methoxymethyl-1,4-benzenediamine of formula (IV-a). These compounds may be used as primary intermediates in compositions for dyeing keratin fibers.
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申请公布号 |
US8592631(B2) |
申请公布日期 |
2013.11.26 |
申请号 |
US201113016272 |
申请日期 |
2011.01.28 |
申请人 |
GARDLIK JOHN MICHAEL;GARRETT GARRY STEVEN;MURPHY BRYAN PATRICK;JANUSZ JOHN MICHAEL;WOS JOHN AUGUST;THE PROCTER & GAMBLE COMPANY |
发明人 |
GARDLIK JOHN MICHAEL;GARRETT GARRY STEVEN;MURPHY BRYAN PATRICK;JANUSZ JOHN MICHAEL;WOS JOHN AUGUST |
分类号 |
C07C209/00 |
主分类号 |
C07C209/00 |
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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