The Dimethanooctahydronaphthalene ,its cas register number is 21635-90-5. It also can be called as Tetracyclo[6.2.1.1/3,6.0/2.7]dodeca-4-ene and the Systematic name about this chemicals is 1,2,3,4,4a,5,8,8a-Octahydro-1,4:5,8-dimethanonaphthalene .It is flammable. The Dimethanooctahydronaphthalene is a dangerous chemical, because it is toxic by inhalation, in contact with skin and if swallowed. In the using process, please be more careful, you need to wear suitable protective clothing, gloves and eye/face protection and keep away from sources of ignition.

Following are the chemical properties about Dimethanooctahydronaphthalene :(1)Index of Refraction: 1.571 ; (2)Molar Refractivity: 49.1 cm³ ; (3)Molar Volume: 149.2 cm³ ; (4)Polarizability: 19.46x10^-24cm³ ; (5)Surface Tension: 41.1 dyne/cm; (6)Enthalpy of Vaporization: 44.65 kJ/mol ; (7)Vapour Pressure: 0.108 mmHg at 25°C

This chemical can be described computed from structure:
(1)Canonical SMILES: C1CC2CC1C3C2C4CC3C=C4
(2)InChI: InChI=1S/C12H16/c1-2-8-5-7(1)11-9-3-4-10(6-9)12(8)11/h1-2,7-12H,3-6H2 
(3)InChIKey: XBFJAVXCNXDMBH-UHFFFAOYSA-N