The 9H-Fluorene-4-carbonitrile,9-oxo-, with the CAS registry number 4269-20-9, is also known as 4-Cyano-9-fluorenone. This chemical's molecular formula is C₁₄H₇NO and molecular weight is 205.21. What's more, its systematic name is 9-Oxo-9H-fluorene-4-carbonitrile.

Physical properties of 9H-Fluorene-4-carbonitrile,9-oxo- are: (1)ACD/LogP: 3.02; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 2; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 0; (6)Polar Surface Area: 40.86 Å²; (7)Index of Refraction: 1.687; (8)Molar Refractivity: 58.71 cm³; (9)Molar Volume: 154 cm³; (10)Polarizability: 23.27×10^-24 cm³; (11)Surface Tension: 64.9 dyne/cm; (12)Density: 1.33 g/cm³; (13)Flash Point: 199.2 °C; (14)Enthalpy of Vaporization: 65.75 kJ/mol; (15)Boiling Point: 405.8 °C at 760 mmHg; (16)Vapour Pressure: 8.52E-07 mmHg at 25°C.

Uses of 9H-Fluorene-4-carbonitrile,9-oxo-: it can be used to produce 9-hydroxy-9H-fluorene-4-carbonitrile at the temperature of 25 °C. It will need reagent NaBH₄ and solvent tetrahydrofuran with the reaction time of 1.5 hours. The yield is about 87%.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC=C2C(=C1)C3=C(C=CC=C3C2=O)C#N
(2)InChI: InChI=1S/C14H7NO/c15-8-9-4-3-7-12-13(9)10-5-1-2-6-11(10)14(12)16/h1-7H
(3)InChIKey: GYZWHNSTYWQGPP-UHFFFAOYSA-N