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Home › Process for the preparation of 1,2,3-tricyanobenzene, phthalocyanines which are obtainable from 1,2,3-tricyanobenzene, and their use as pigments

Process for the preparation of 1,2,3-tricyanobenzene, phthalocyanines which are obtainable from 1,2,3-tricyanobenzene, and their use as pigments

US Patent 5386051 · Granted Jan 31, 1995

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