2,4-Dodecadienoic acid, 3,7,11-trimethyl-, ammonium salt, (2Z,4E)- 68516-37-0 Ammonium (+-)-(2Z,4E)-3,7,11-trimethyl-2,4-dodecadienoate Ammonium (2Z,4E)-(1)-3,7,11-trimethyldodeca-2,4-dienoate EINECS 271-152-5