| 发明名称 |
METHOD FOR PRODUCING VITAMIN A, INTERMEDIATE AND METHOD FOR PRODUCING THE INTERMEDIATE |
| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method for producing vitamin A using inexpensive raw materials. SOLUTION: This method for producing vitamin A comprises using a sulfone derivative represented by the formula (1) [wherein Ar is a (substituted) aryl group; and R1 is H or a protective group for hydroxyl group] as intermediate.</p> |
| 申请公布号 |
JP2001328978(A) |
申请公布日期 |
2001.11.27 |
| 申请号 |
JP20000101870 |
申请日期 |
2000.04.04 |
| 申请人 |
SUMITOMO CHEM CO LTD |
发明人 |
TAKAHASHI TOSHIYA;SEKO SHINZO;FURUYA ATSUSHI |
| 分类号 |
C07C403/22;C07C69/145;C07C315/04;(IPC1-7):C07C403/22 |
主分类号 |
C07C403/22 |
| 代理机构 |
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| 地址 |
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