The CAS register number of 1-Piperidinecarboxylicacid, 4-oxo-, 9H-fluoren-9-ylmethyl ester is 204376-55-6. It also can be called as 4-Oxo-piperidine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester and the systematic name about this chemical is 9H-fluoren-9-ylmethyl 4-oxopiperidine-1-carboxylate. The molecular formula about this chemical is C₂₀H₁₉NO₃ and the molecular weight is 321.3698.

Physical properties about 1-Piperidinecarboxylicacid, 4-oxo-, 9H-fluoren-9-ylmethyl ester are: (1)ACD/LogP: 2.83 ; (2)#H bond acceptors: 4; (3)#Freely Rotating Bonds: 3; (4)Polar Surface Area: 46.61Ų; (5)Index of Refraction: 1.616; (6)Molar Refractivity: 89.51 cm³; (7)Molar Volume: 255.9 cm³; (8)Polarizability: 35.48x10^-24cm³; (9)Surface Tension: 52.9 dyne/cm; (10)Flash Point: 262.5 °C; (11)Enthalpy of Vaporization: 78.12 kJ/mol; (12)Boiling Point: 510.4 °C at 760 mmHg; (13)Vapour Pressure: 1.55E-10 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C4CCN(C(=O)OCC3c1ccccc1c2ccccc23)CC4
(2)InChI: InChI=1/C20H19NO3/c22-14-9-11-21(12-10-14)20(23)24-13-19-17-7-3-1-5-15(17)16-6-2-4-8-18(16)19/h1-8,19H,9-13H2
(3)InChIKey: AMWDMRLGMSQZTK-UHFFFAOYAA
(4)Std. InChI: InChI=1S/C20H19NO3/c22-14-9-11-21(12-10-14)20(23)24-13-19-17-7-3-1-5-15(17)16-6-2-4-8-18(16)19/h1-8,19H,9-13H2
(5)Std. InChIKey: AMWDMRLGMSQZTK-UHFFFAOYSA-N