发明名称 |
Process for the production of aromatic urethanes |
摘要 |
<p>A process is described for the preparation of aromatic urethanes in which an organic carbonate in a stoichiometric quantity or in a quantity higher than the stoichiometric value is reacted with an aromatic amine operating in the presence of a carbamation catalyst, wherein this catalyst is selected from zinc and/or copper carbonate hydroxide. The process gives high yields and selectivity in the useful reaction product.</p> |
申请公布号 |
EP0752414(A1) |
申请公布日期 |
1997.01.08 |
申请号 |
EP19960201784 |
申请日期 |
1996.06.27 |
申请人 |
MINISTERO DELL' UNIVERSITA' E DELLA RICERCA SCIENTIFICA E TECNOLOGICA |
发明人 |
BOSETTI, ALDO;CESTI, PIETRO;CAUCHI, EMANUELE;PRESTIFILIPPO, IGNAZIO |
分类号 |
C07C269/04;C07B61/00;C07C271/26;(IPC1-7):C07C269/04 |
主分类号 |
C07C269/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|