Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Reexamination Certificate
2007-02-13
2007-02-13
Page, Thurman K. (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
C564S305000, C564S248000, C564S270000
Reexamination Certificate
active
10537801
ABSTRACT:
A process for the preparation of substituted halogenated anilines from substituted halogenated 1-chlorobenzenes which comprises a) reacting a substituted halogenated 1-chlorobenzene selectively with an imine in the presence of a transition metal catalyst complex and a base to form an N-aryl imine; b) hydrolyzing the N-aryl imine; and c) isolating the substituted halogenated aniline.
REFERENCES:
patent: 5965775 (1999-10-01), Pfirmann et al.
patent: 0 878 461 (1998-11-01), None
patent: WO 00 69805 (2000-11-01), None
Longlet Jon J.
Petruska Melissa A.
Smith Jonathan O.
BASF - Aktiengesellschaft
Page Thurman K.
Rothwell Figg Ernst & Manbeck P.C.
Valenrod Yevgeny
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