发明名称 |
Process for the preparation of 4,6-dichloropyrimidine |
摘要 |
PCT No. PCT/GB95/00676 Sec. 371 Date Aug. 21, 1996 Sec. 102(e) Date Aug. 21, 1996 PCT Filed Mar. 27, 1995 PCT Pub. No. WO95/29166 PCT Pub. Date Nov. 2, 1995A process for preparing 4,6-dichloropyrimidine comprising treating 4,6-dihydroxy-pyrimidine with phosgene in the presence of a suitable base and optionally in the presence of a solvent.
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申请公布号 |
US5750694(A) |
申请公布日期 |
1998.05.12 |
申请号 |
US19950669568 |
申请日期 |
1995.08.12 |
申请人 |
ZENECA LIMITED |
发明人 |
JONES, JOHN DAVID;BOWDEN, MARTIN CHARLES;BROWN, STEPHEN MARTIN |
分类号 |
C07D239/30;(IPC1-7):C07D239/30 |
主分类号 |
C07D239/30 |
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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