| 发明名称 |
MANUFACTURE METHOD OF gamma-KETO-ACETAL |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of obtaining high-purityγ-keto-acetals in a good yield, with simple manipulation. SOLUTION: The method of producingγ-keto-acetals is shown by the scheme (wherein Ar is an aryl; X is a halogen atom; R<SP>a</SP>and R<SP>b</SP>are each an alkyl or the like; W is an alkylene). COPYRIGHT: (C)2005,JPO&NCIPI
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| 申请公布号 |
JP2004359658(A) |
申请公布日期 |
2004.12.24 |
| 申请号 |
JP20030294055 |
申请日期 |
2003.08.18 |
| 申请人 |
SANKYO CO LTD |
发明人 |
OKAZAKI REI;KOJIMA TOSHIUJI |
| 分类号 |
C07D319/06;C07B61/00;(IPC1-7):C07D319/06 |
主分类号 |
C07D319/06 |
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