2,5-Dichloro-4,6-dinitrophenyl crotonate 2-Butenoic acid, 3,6-dichloro-2,4-dinitrophenyl ester 24291-70-1 3,6-Dichloro-2,4-dinitrophenyl crotonate Crotonate de 2,5-dichloro-4,6-dinitrophenyle [French] Crotonic acid, 3,6-dichloro-2,4-dinitrophenyl ester Phenol, 3,6-dichloro-2,4-dinitro-, crotonate (ester)