- Colorant compounds
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Disclosed is a compound of the formula wherein M is atom or group of atoms capable of bonding to central cavity of phthalocyanine molecule, wherein axial ligands optionally can be attached to M, each R′ is a substituent, each n is 0, 1, 2, 3, or 4, each R″ is a substituent, each m is 0, 1, 2, or 3, each R is alkylene, arylene, arylalkylene, or alkylarylene, each X is —OH, —COOH, or wherein each Y and each Z is a direct bond, oxygen, or —NR1—, wherein R1 is hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, provided that Z and Y are not both direct bonds connected to a single C=O moiety at the same time, provided that when X is —COOH, R can also be a direct bond, and each Rd is alkyl, aryl, arylalkyl, or alkylaryl.
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Page/Page column 21
(2008/12/06)
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