| 发明名称 |
PROCESS FOR PRODUCING PYRIDO[1,2-A] PYRIMIDINE DERIVATIVE |
| 摘要 |
A pyrido[1,2-a]pyrimidine derivative which is useful as an antiallergic agent can be produced from a 2-aminopyridine derivative or a hydrazoic acid salt thereof by a one-pot and substantially one-step process.
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| 申请公布号 |
CA2044796(C) |
申请公布日期 |
2001.10.16 |
| 申请号 |
CA19912044796 |
申请日期 |
1991.06.17 |
| 申请人 |
WAKO PURE CHEMICAL INDUSTRIES, LTD. |
发明人 |
SANO, ATSUNORI;SUMINO, MOTOSHIGE;ISHIHARA, MASAMI;MARUHASHI, KAZUO |
| 分类号 |
C07D471/04;(IPC1-7):C07D471/04 |
主分类号 |
C07D471/04 |
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