| Product Name | 3,4-Dihydroxybenzoic acid |
| CAS No. | 99-50-3 |
| Synonyms | Protocatechuic acid; 3,4-Dihydroxy benzoic acid; CATECHOL-4-CARBOXYLIC ACID; 3,4-Dihydroxybenzoic acid N-HYDRATE; 3,4-DIHYDROBENZOIC ACID; AKOS 220-70; RARECHEM AL BO 0347; PROTOCATECHUIC ACID N-HYDRATE; cyclohexa-1,5-diene-1-carboxylic acid; 3,4-dihydroxybenzoate |
| InChI | InChI=1/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)/p-1 |
| Molecular Formula | C7H5O4 |
| Molecular Weight | 153.1127 |
| Melting point | 198-202℃ |
| Boiling point | 410.7°C at 760 mmHg |
| Flash point | 216.3°C |
| Hazard Symbols |  Xi:Irritant; |
| Risk Codes | R36/37/38:; |
| Safety | S26:; S37/39:; |
99-50-3 3,4-dihydroxybenzoic acid
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