Also Called: 2-Pinene; alpha-pinene;2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene (alpha-Pinene);Bicyclo[3.1.1]hept-2-ene, 2,6,6-trimethyl-;alpha-Pinen;α-pinene;2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene;α-Pinene, Pin-2(3)-ene;Pinene;Pin-2(3)-ene;BICYCLO(3.1.1)HEPT-2-ENE, 2,6,6-TRIMETHYL-