发明名称 |
VERFAHREN ZUR HERSTELLUNG VON 1-ARYLPROPANDIOL-1,3-DIACYLATEN |
摘要 |
1. Process for preparation of 1-arylpropanediol-1,3-diacylates by reaction of arylolefines with carboxylic acids and/or their anhydrides and with formaldehyde in the presence of acids, characterized in that, the arylolefine, carboxylic acids and/or their anhydrides and formaldehyde are used in molar ratios of 1 : 2 to 10 : 0.5 to 2, and 0.1 to 1 Mol 4-aryl-1,3-dioxane/Mol arylolefine is added to the reaction mixture and reacted at temperatures of 10 to 50 degrees C. |
申请公布号 |
DE3337102(A1) |
申请公布日期 |
1985.04.25 |
申请号 |
DE19833337102 |
申请日期 |
1983.10.12 |
申请人 |
CHEMISCHE WERKE HUELS AG |
发明人 |
HOMANN,WALTER,DR. KLEINE;ZOELLNER,MANFRED |
分类号 |
C07C69/007;C07C69/08;C07C69/16 |
主分类号 |
C07C69/007 |
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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