| 发明名称 |
Low-temperature synthesis of methylphenidate hydrochloride |
| 摘要 |
<p>The present invention describes a process for the preparation of methylphenidate hydrochloride. The process involves the esterification of ritalinic acid and methanol in the presence of an acid catalyst at a low temperature. The process may optionally involve the addition of an orthoester.</p> |
| 申请公布号 |
AU2011342894(A1) |
申请公布日期 |
2013.05.02 |
| 申请号 |
AU20110342894 |
申请日期 |
2011.12.16 |
| 申请人 |
RHODES TECHNOLOGIES |
发明人 |
HUNTLEY, C.FREDERICK M.;KATAISTO, ERICK WAYNE;LA LUMIERE, KNICHOLAUS DUDLEY;REISCH, HELGE ALFRED |
| 分类号 |
C07D211/34 |
主分类号 |
C07D211/34 |
| 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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