The CAS register number of 2H-Pyran-2-one,5,6-dihydro-6-pentyl- is 54814-64-1. It also can be called as 5,6-Dihydro-6-pentyl-2H-pyran-2-one and the IUPAC name about this chemical is 2-pentyl-2,3-dihydropyran-6-one. The molecular formula about this chemical is C₁₀H₁₆O₂ and the molecular weight is 168.23.

Physical properties about 2H-Pyran-2-one,5,6-dihydro-6-pentyl- are: (1)ACD/LogP: 2.54; (2)ACD/LogD (pH 5.5): 2.54; (3)ACD/LogD (pH 7.4): 2.54; (4)ACD/BCF (pH 5.5): 50.16; (5)ACD/BCF (pH 7.4): 50.16; (6)ACD/KOC (pH 5.5): 573.79; (7)ACD/KOC (pH 7.4): 573.79; (8)#H bond acceptors: 2; (9)#Freely Rotating Bonds: 4; (10)Polar Surface Area: 26.3 Å²; (11)Index of Refraction: 1.458; (12)Molar Refractivity: 47.62 cm³; (13)Molar Volume: 174.3 cm³; (14)Polarizability: 18.87x10^-24cm³; (15)Surface Tension: 31.1 dyne/cm; (16)Density: 0.964 g/cm³; (17)Flash Point: 115.8 °C; (18)Enthalpy of Vaporization: 52.62 kJ/mol; (19)Boiling Point: 287 °C at 760 mmHg; (20)Vapour Pressure: 0.00254 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C\1OC(CCCCC)C/C=C/1
(2)InChI: InChI=1/C10H16O2/c1-2-3-4-6-9-7-5-8-10(11)12-9/h5,8-9H,2-4,6-7H2,1H3
(3)InChIKey: NEDIAPMWNCQWNW-UHFFFAOYAK
(4)Std. InChI: InChI=1S/C10H16O2/c1-2-3-4-6-9-7-5-8-10(11)12-9/h5,8-9H,2-4,6-7H2,1H3
(5)Std. InChIKey: NEDIAPMWNCQWNW-UHFFFAOYSA-N