((2,4-Dinitrophenyl)thio)acetic acid 2-aminoethanol (1:1) 105892-20-4 ACETIC ACID, ((2,4-DINITROPHENYL)THIO)-, compd. with 2-AMINOETHANOL (1:1) Mono(2-hydroxyethyl)ammonium 2,4-dinitrophenylthioacetate