发明名称 |
Process for the preparation of (2,2)-paracyclophane and derivatives thereof. |
摘要 |
<p>Process for the preparation of (2,2)-paracyclophane or derivatives thereof by the Hofmann elimination of p-methylbenzyl-trimethylammonium hydroxide or derivatives thereof, in an aqueous solution of an alkali metal hydroxide, wherein said elimination is carried out in the presence of a compound of the formula (I): Y - A - ( X )n (I) wherein A represents an aromatic group, Y an electron donor group, X an electron acceptor group, and n is an integer from 1 to 3.</p> |
申请公布号 |
EP0252402(A1) |
申请公布日期 |
1988.01.13 |
申请号 |
EP19870109343 |
申请日期 |
1987.06.29 |
申请人 |
MONTEDISON S.P.A. |
发明人 |
BORNENGO, GIORGIO;MALACRIDA, ALESSANDRO;CAMPOLMI, STEFANO;BERETTA, MAURIZIO AUGUSTO |
分类号 |
B01J31/04;C07B61/00;B01J31/00;B01J31/02;C07C1/00;C07C1/32;C07C13/70;C07C17/00;C07C17/26;C07C17/263;C07C25/18;C07C67/00;C07C209/00;C07C211/63;(IPC1-7):C07C13/70;C07C25/22 |
主分类号 |
B01J31/04 |
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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