1-Methyl-1-neopentylethylene 1-Pentene, 2,4,4-trimethyl- 107-39-1 2,2,4-Trimethyl-4-pentene 2,4,4-TRIMETHYL-1-PENTENE 2,4,4-Trimethylpent-1-ene 4-01-00-00892 (Beilstein Handbook Reference) AI3-30049 BRN 1098309 Diisobutylene EINECS 203-486-4 HSDB 1442 NSC 73942