发明名称 |
Malondialdehyde tetraalkylacetals and their preparation |
摘要 |
Novel malondialdehyde tetraalkylacetals and the preparation of malondialdehyde tetraalkylacetals by reacting alkyl formates, oxiranes and alkyl vinyl ethers in the presence of a halide of boron, antimony(V), iron(III), tin(II or IV) and/or zinc. The malondialdehyde tetraalkylacetals obtainable by the process of the invention are valuable starting materials for the preparation of dyes, pest control agents and pharmaceuticals.
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申请公布号 |
US4518785(A) |
申请公布日期 |
1985.05.21 |
申请号 |
US19820437683 |
申请日期 |
1982.10.29 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
ECKHARDT, HEINZ;HALBRITTER, KLAUS;ROHR, WOLFGANG |
分类号 |
C07C41/54;B01J27/00;C07B61/00;C07C41/00;C07C41/50;C07C43/303;C07C67/00;C07D317/12;C07D317/22;(IPC1-7):C07D317/00 |
主分类号 |
C07C41/54 |
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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