1a,2b,5a-2,6,6-Trimethylbicyclo(3.1.1)heptane 2,6,6-Trimethylbicyclo(3.1.1)heptane 3092-29-3 473-55-2 Bicyclo(3.1.1)heptane, 2,6,6-trimethyl- DIHYDROPINENE EINECS 207-467-1 HSDB 5664 NSC 76674 Pinane Pinane (8CI)