3,4-Dihydroxybenzoic acid CAS#: 99-50-3; ChemWhat Code: 101126
Names & Identifiers |
| Product Name | 3,4-Dihydroxybenzoic acid |
| Synonyms | Carbohydroquinonic acid;Hypogallic acid;Protocatechuic aci;Protocatechuic acid, 4-Carboxybenzene-1,2-diol, 4-Carboxycatechol;3,4- twohydroxybenzoic acid/protocatechuicacid;3,4-Dihydroxybenzoic acid >=97.0% (T);3,4-Dihydroxybenzoic acid Vetec(TM) reagent grade, 97%;3,4-Dihydroxybenzoic acid, >=99% |
| CAS Registry Number | 99-50-3 |
| Molecular Formula | C7H6O4 |
| Molecular Weight | 154.12 |
| EINECS | 202-760-0 |
| Other Registry Numbers | ; |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 197-200 °C (dec.)(lit.) |
| Density | 1.54 |
| FEMA | 4430 | 3,4-DIHYDROXYBENZOIC ACID |
| Storage | Store below +30°C. |
| Solubulity | 20g/l |
| form | Fine Crystalline Powder |
| pka | 4.48(at 25℃) |
| Color | Beige to brown |
| Water Solubility | Soluble in hot alcohol and ether. Slightly soluble in water. |
| Sensitive | Air Sensitive |
| Merck | 14,7894 |
| BRN | 1448841 |
| Stability: | Stable. Incompatible with strong oxidizing agents, strong bases. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | Benzoic acid, 3,4-dihydroxy-(99-50-3) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xi |
| R Phrase | 36/37/38 |
| S Phrase | 26-36-37/39 |
| WGK Germany | 3 |
| RTECS | UL0560000 |
| HS Code | 29182990 |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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