The CAS register number of 9H-Fluorene, 9,9-diphenyl- is 20302-14-1. It also can be called as Fluorene, 9,9-diphenyl- and the IUPAC name about this chemical is 9,9-diphenylfluorene. The molecular formula about this chemical is C₂₅H₁₈ and the molecular weight is 318.41042.

Physical properties about 9H-Fluorene, 9,9-diphenyl- are: (1)ACD/LogP: 6.26; (2)# of Rule of 5 Violations: 1 ; (3)#Freely Rotating Bonds: 2; (4)Index of Refraction: 1.668; (5)Molar Refractivity: 102.58 cm³; (6)Molar Volume: 275.1 cm³; (7)Polarizability: 40.66x10^-24cm³; (8)Surface Tension: 51.7 dyne/cm; (9)Density: 1.157 g/cm³; (10)Flash Point: 216 °C; (11)Enthalpy of Vaporization: 66.89 kJ/mol; (12)Boiling Point: 438.9 °C at 760 mmHg; (13)Vapour Pressure: 1.72E-07 mmHg at 25 °C.

Preparation: this chemical can be prepared by benzene and 9-phenyl-fluoren-9-ol. This reaction needs catalytic agent of TFSA. The yield is about 92%.

You can still convert the following datas into molecular structure:
(1)SMILES: c1cccc3c1c2c(cccc2)C3(c4ccccc4)c5ccccc5
(2)InChI: InChI=1/C25H18/c1-3-11-19(12-4-1)25(20-13-5-2-6-14-20)23-17-9-7-15-21(23)22-16-8-10-18-24(22)25/h1-18H
(3)InChIKey: BKQXUNGELBDWLS-UHFFFAOYAS
(4)Std. InChI: InChI=1S/C25H18/c1-3-11-19(12-4-1)25(20-13-5-2-6-14-20)23-17-9-7-15-21(23)22-16-8-10-18-24(22)25/h1-18H
(5)Std. InChIKey: BKQXUNGELBDWLS-UHFFFAOYSA-N