Method of preparing naphthalocyanines

Details Method of preparing naphthalocyanines Method of preparing naphthalocyanines

C - Chemistry, Metallurgy

09

B

C09B 47/00 (2006.01) C07D 209/68 (2006.01) C07D 307/92 (2006.01)

Patent

CA 2687907

A method of preparing a naphthalocyanine is provided. The method comprises the steps of: (i) providing a tetrahydronaphthalic anhydride; (ii) converting said tetrahydronaphthalic anhydride to a benzisoindolenine; and (iii) macrocyclizing said benzisoindolenine to form a naphthalocyanine.

L'invention porte sur un procédé de préparation d'une naphtalocyanine. Le procédé comprend les étapes consistant à : (i) se procurer un anhydride tétrahydronaphtalique ; (ii) convertir ledit anhydride tétrahydronaphtalique en une benzisoindolénine ; et (iii) effectuer une macrocyclisation de ladite benzisoindolénine pour former une naphtalocyanine.

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