1,3-Butadiene, 1-methoxy- 1,3-Butadienyl methyl ether 1-Methoxy-1,3-butadiene 1-Methoxybutadiene 3036-66-6 AI3-25334 Buta-1,3-dienyl methyl ether EINECS 221-234-1 ETHER, 1,3-BUTADIENYL METHYL NSC 9182