Benzimidazo- 1,2-a -quinolines and process for their...

Details Benzimidazo- 1,2-a -quinolines and process for their... Benzimidazo- 1,2-a -quinolines and process for their...

C - Chemistry, Metallurgy

07

D

260/271.3

C07D 471/00 (2006.01) C07D 471/04 (2006.01) C07D 471/14 (2006.01) C09B 17/00 (2006.01)

Patent

CA 1084501

BENZIMIDAZO-[1,2-a]-QUINOLINES AND PROCESS FOR THEIR PREPARATION Abstract of the disclosure: Benzimidazo-[1,2-a]-quinolines of the general formula Image which may be substituted. They are prepared by reacting 2-alkoxy-benzaldehydes with 2-phenylsulfonylmethylene-benz- imidazoles. The compounds are strongly fluorescing and can be used as optical brighteners and fluorescent dyestuffs.

247576

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