Invention Grant
- Patent Title: Process for producing aminodiphenylamines
- Patent Title (中): 氨基二苯胺的制备方法
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Application No.: US09776104Application Date: 2001-02-02
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Publication No.: US06316673B2Publication Date: 2001-11-13
- Inventor: Henry Giera , Torsten Pohl , Uwe Hugger , Adolf Sicheneder , Fred Schuhmacher , Adolf Brill
- Applicant: Henry Giera , Torsten Pohl , Uwe Hugger , Adolf Sicheneder , Fred Schuhmacher , Adolf Brill
- Priority: DE10005601 20000209
- Main IPC: C07C20900
- IPC: C07C20900
Abstract:
The present invention relates to the production of aminodiphenyl-amines resulting in good yields and high purity levels when aromatic amines are reacted with nitrohalobenzenes in the presence of a palladium catalyst and a base and the product thus obtained is subsequently hydrogenated with hydrogen.
Public/Granted literature
- US20010012906A1 Process for producing aminodiphenylamines Public/Granted day:2001-08-09
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