3,4-Dihydroxybenzoic acid CAS No.:99-50-3 Molecular Formula:C7H6O4 Molecular Weight:154.12 Melting Point:197-200 °C (dec.)(lit.) Flash Point:410.7 °C at 760 mmHg Sent E-mail INQUIRY ←[Previous:4-(Hydroxymethyl)benzoic acid] [Next:8-Hydroxyquinoline 1-oxide]→