| 发明名称 |
3-Propionylsalicylic acid derivatives and process for the preparation of the same |
| 摘要 |
This invention relates to derivatives of 3-propionylsalicylic acid represented by the formula (1) <IMAGE> (1) wherein R represents a hydrogen atom, a lower alkyl group or a group <IMAGE> (wherein R1 and R2 represent a lower alkyl group or R1 and R2, when taken together with the nitrogen atom to which they are attached, may form a heterocyclic ring with or without an intervening hetero atom, and n is an integer of 1 to 4), and X represents a hydrogen atom or a halogen atom, R being the group <IMAGE> when X is a hydrogen atom. This invention also relates to processes for preparing the same.
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| 申请公布号 |
US4533732(A) |
申请公布日期 |
1985.08.06 |
| 申请号 |
US19830538016 |
申请日期 |
1983.09.30 |
| 申请人 |
YAMAMOTO CHEMICAL INDUSTRIAL COMPANY, LIMITED;OSAKA MUNICIPAL GOVERNMENT |
发明人 |
INOUE, HIROSHIGE;FUKUSHIMA, KENICHI;NISHIGUCHI, IKUZO |
| 分类号 |
C07C67/00;C07C51/00;C07C51/353;C07C51/373;C07C65/40;C07C69/84;C07C69/88;C07C213/00;C07C219/12;C07D205/08;C07D295/08;C07D295/088;C07D311/30;(IPC1-7):C07D295/14;C07C65/10 |
主分类号 |
C07C67/00 |
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