发明名称 |
METHOD FOR PREPARING 4-AMINODIPHENYLAMINE |
摘要 |
<p>4-aminodiphenylamine is prepared by reacting carbanilide and nitrobenzene in an adequate solvent, which may be nitrobenzene, in the presence of an appropriate organic base, which may be tetramethylammonium hydroxide, alone or in mixture with an inorganic base and subsequently reducing the reaction product in the presence of an appropriate catalyst and hydrogen gas. The subsequent reduction may be carried out on the reaction mixture before the reaction mixture is subjected to separation.</p> |
申请公布号 |
KR100621310(B1) |
申请公布日期 |
2006.08.30 |
申请号 |
KR20050040667 |
申请日期 |
2005.05.16 |
申请人 |
KOREA KUMHO PETROCHEMICAL CO., LTD. |
发明人 |
KIM, JIN EOK;PARK, JONG CHEON;LEE, KIL SUN;JANG, JUNG HEE |
分类号 |
C07C209/26;C07C209/48 |
主分类号 |
C07C209/26 |
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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