Process for the preparation of bis(2-benzoxazolyl) stilbenes

Details Process for the preparation of bis(2-benzoxazolyl) stilbenes Process for the preparation of bis(2-benzoxazolyl) stilbenes

C - Chemistry, Metallurgy

09

B

C09B 23/14 (2006.01) C07D 263/57 (2006.01) C07D 263/64 (2006.01)

Patent

CA 2153796

Disclosed is an improved process for the preparation of 4,4'-bis(2-benzoxazolyl)stilbene compounds by the reaction of 4,4'- stilbenedicarboxylic acid with 2-aminophenol compounds in the presence of a tin or titanium catalyst and certain solvents.

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