1011-73-0 2,4-Dinitrophenol sodium salt 89488-60-8 AI3-15340 EINECS 213-786-7 Phenol, 2,4-dinitro-, sodium salt Sodium 2,4-dinitrophenol Sodium 2,4-dinitrophenolate Sodium 2,4-dinitrophenoxide Sodium DNP