2,7-diaminofluorene

2,7-diaminofluorene

[¦tü ¦sev·ən dī¦am·ə‚nō′flu̇r‚ēn] (organic chemistry) C13H12N2 A compound crystallizing as needlelike crystals from water; the melting point is 165°C; soluble in alcohol; used to detect bromide, chloride, nitrate, persulfate, cadmium, zinc, copper, and cobalt. Also known as 2,7-fluorenediamine.