发明名称 |
PROCESSO PARA A PREPARACAO DE META-ARILOXI-BENZALDEIDOS |
摘要 |
Process for the preparation of meta-aryloxybenzaldehydes, especially meta-phenoxybenzaldehyde, which comprises reacting a mixture of meta-aryloxybenzyl and meta-aryloxybenzal halides with hexamethylenetetramine and hydrolysing the resulting product in the presence of a non-acidic solvent. Meta-phenoxy benzaldehyde is an important intermediate in the manufacture of a group of insecticidally-active compounds known as pyrethroids. |
申请公布号 |
BR7808372(A) |
申请公布日期 |
1979.08.07 |
申请号 |
BR19787808372 |
申请日期 |
1978.12.20 |
申请人 |
SHELL INT RES MAATSCHAPPIJ BV |
发明人 |
GROTENHUIS P;MENNINGA L |
分类号 |
C07C47/575;B01J31/00;C07C41/22;C07C43/29;C07C45/00;C07C45/43;C07C45/56;C07C67/00;(IPC1-7):C07C47/52 |
主分类号 |
C07C47/575 |
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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