phthalocyanine
noun
phtha·lo·cy·a·nine
ˌtha-lō-ˈsī-ə-ˌnēn 
ˌthā-
: a bright greenish-blue crystalline compound C32H18N8
also
: any of several metal derivatives that are brilliant fast blue to green dyes or pigments
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Direct Blue 199 dye
Made of copper phthalocyanine and sulfur.
—
Patrick Di Justo, WIRED, 26 Apr. 2011
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Patrick Di Justo, WIRED, 26 Apr. 2011
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“Phthalocyanine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phthalocyanine. Accessed 4 Jul. 2025.
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