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Home › Process for the syntheses of monosulphonated phthalocyanines, naphthobenzoporphyrazines and porphyrins via a modified meerwein reaction

Process for the syntheses of monosulphonated phthalocyanines, naphthobenzoporphyrazines and porphyrins via a modified meerwein reaction

US Patent 5889181 · Granted Mar 30, 1999

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