1,2,3,4,5,6,7,8-Octahydro-7-isopropyl-1,4-dimethylazulene, didehydro derivative 68907-19-7 Azulene, 1,2,3,4,5,6,7,8-octahydro-1,4-dimethyl-7-(1-methylethyl)-,didehydro deriv. EINECS 272-672-5