Synonymes : 3,4-DIHYDROXYBENZOIC ACID|protocatechuic acid|99-50-3|Protocatehuic acid|4-Carboxy-1,2-dihydroxybenzene|protocatechuate|4,5-Dihydroxybenzoic acid|Benzoic acid, 3,4-dihydroxy-|CCRIS 6291|protocatechuicacid|EINECS 202-760-0|UNII-36R5QJ8L4B|MFCD00002509|NSC 16631|BRN 1448841|36R5QJ8L4B|DTXSID4021212|CHEBI:36062|PROTOCATECHOIC ACID|NSC-16631|Catechol-4-carboxylic Acid|3, 4-Dihydroxybenzoic acid|CHEMBL37537|MLS000737807|DTXCID601212|FEMA NO. 4430|PROTOCATECHUIC ACID (PCA)|DIHYDROXYBENZOIC ACID, 3,4-|1ykp|DROXIDOPA METABOLITE (PROTOCATECHOIC ACID)|3,4-Dihydroxy Benzoic Acid|NSC16631|DB03946|SMR000528167|C00230|D-3487|Hypogallic acid|b-Resorcylate|beta-Resorcylate|ProtocatechicAcid|b-resorcylic acid|4fht|Protacatechuic Acid|ZINCSELENITE|Carbohydroquinonic acid|cid_72|3,4-dihydroxybenzoesyre|Protocatechuic Acid,(S)|Protocatechuic acid (M1)|bmse000328|3,4-dihydroxy-benzoic acid|SCHEMBL39435|3,4-Dihydroxybenzoate, VIII|Pyrocatechol-4-carboxylic Acid|PROTOCATECHUIC ACID [MI]|HMS2270A17|KUC104409N|HY-N0294|Tox21_200167|BBL012232|BDBM50100861|s3975|STL163570|AKOS000119632|AC-9617|CCG-207950|CS-6092|KSC-10-128|LS-7685|CAS-99-50-3|NCGC00246757-01|NCGC00246757-02|NCGC00257721-01|3,4-DIHYDROXYBENZOIC ACID [INCI]|AS-10808|SY014104|AM20060767|FT-0600028|3,4-Dihydroxybenzoic acid, >=97.0% (T)|EN300-21544|3,4-Dihydroxybenzoic acid, analytical standard|F11285|3,4-dihydroxybenzoate;3,4-Dihydroxybenzoic acid|A846038|AE-562/40524392|Q418599|976C8CCE-B25D-4E0A-9A6F-3CEEA7A6964F|Z104501142|3,4-Dihydroxybenzoic acid, Vetec(TM) reagent grade, 97%|PROTOCATECHOIC ACID (CONSTITUENT OF MARITIME PINE)|Protocatechuic acid, primary pharmaceutical reference standard|PROTOCATECHOIC ACID (CONSTITUENT OF MARITIME PINE) [DSC]|Protocatechuic acid, United States Pharmacopeia (USP) Reference Standard|1225528-47-1