(E)-2-Methyl-2-pentenenitrile (E)-2-Methylpent-2-enenitrile 2-Pentenenitrile, 2-methyl, (E)- 2-Pentenenitrile, 2-methyl-, (2E)- 2-Pentenenitrile, 2-methyl-, (E)- 31551-28-7 CIS-2-METHYL-2-PENTENENITRILE EINECS 250-694-6 HSDB 6163 trans-alpha-Methyl-beta-ethylacrylonitrile