发明名称 |
CHEMICAL PROCESS FOR THE PREPARATION OF 2-HYDROXYARYLADEHYDE |
摘要 |
CHEMICAL PROCESS A method for the preparation of a 2-hydroxyarylaldehyde which comprises reacting an aryloxymagnesium halide derived from a phenol having at least one free ortho position relative to the phenolic hydroxy group with formaldehyde or a formaldehyde-liberating compound under substantially anhydrous conditions in the presence of a polar organic solvent other than hexamethylphosphoramide or 1,3-dimethyl-3,4,5,6-2(1H)-pyrimidone.
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申请公布号 |
CA2104069(A1) |
申请公布日期 |
1994.02.21 |
申请号 |
CA19932104069 |
申请日期 |
1993.08.13 |
申请人 |
ZENECA LIMITED |
发明人 |
COX, BRIAN G.;LEVIN, DANIEL |
分类号 |
C07C45/67;C07C45/68;C07C47/565;(IPC1-7):C07C47/565;C07C45/70 |
主分类号 |
C07C45/67 |
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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