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I 6023 (OTTO) 1-Indanone, ≥99% Cas 83-33-0 - used to synthesize light emitting, organic semiconductors such as 4-pyrenyl-2-piperidin-1-yl-9H-fluorene-1-carbonitrile and bisindenoanthrazolines for organic light emitting diode (OLED) applications.