The CAS registry number of 2H-Pyran,2-ethenyltetrahydro-2,6,6-trimethyl- is 7392-19-0. The IUPAC name is 2-ethenyl-2,6,6-trimethyltetrahydro-2H-pyran. Its EINECS registry number is 230-983-3. In addition, the molecular formula is C₁₀H₁₈O and the molecular weight is 154.25.

Physical properties about 2H-Pyran,2-ethenyltetrahydro-2,6,6-trimethyl- are: (1)ACD/LogP: 3.13; (2)ACD/LogD (pH 5.5): 3.13; (3)ACD/LogD (pH 7.4): 3.13; (4)ACD/BCF (pH 5.5): 141.43; (5)ACD/BCF (pH 7.4): 141.43; (6)ACD/KOC (pH 5.5): 1204.97; (7)ACD/KOC (pH 7.4): 1204.97; (8)#H bond acceptors: 1; (9)#Freely Rotating Bonds: 1; (10)Polar Surface Area: 9.23 Å²; (11)Index of Refraction: 1.475; (12)Molar Refractivity: 49.37 cm³; (13)Molar Volume: 175.1 cm³; (14)Polarizability: 19.57 ×10^-24cm³; (15)Surface Tension: 28.9 dyne/cm; (16)Density: 0.88 g/cm³; (17)Flash Point: 49.4 °C; (18)Enthalpy of Vaporization: 39.06 kJ/mol; (19)Boiling Point: 171 °C at 760 mmHg; (20)Vapour Pressure: 1.9 mmHg at 25°C.

Preparation of 2H-Pyran,2-ethenyltetrahydro-2,6,6-trimethyl-: it can be prepared by 2.6-Dimethyl-octadien-(6.7)-ol-(2). This reaction will need reagent AgNO₃ (6 equiv.) and solvents acetone and H₂O. The reaction time is 20 hours at reaction temperature of 60 °C. The yield is about 53%.

You can still convert the following datas into molecular structure:
(1)SMILES: O1C(/C=C)(CCCC1(C)C)C
(2)InChI: InChI=1/C10H18O/c1-5-10(4)8-6-7-9(2,3)11-10/h5H,1,6-8H2,2-4H3
(3)InChIKey: NETOHYFTCONTDT-UHFFFAOYAS