| Melting point |
251 °C (dec.) (lit.) |
| Boiling point |
259.73°C (rough estimate) |
| Density |
1.694 |
| vapor pressure |
0Pa at 25℃ |
| refractive index |
1.5690 (estimate) |
| storage temp. |
2-8°C |
| solubility |
Methanol (Slightly), Water (Slightly, Heated) |
| pka |
4.41(at 25℃) |
| form |
Powder |
| color |
Off-white |
| PH |
3.75(1 mM solution);3.22(10 mM solution);2.71(100 mM solution) |
| biological source |
plant fruit |
| Water Solubility |
12 g/L cold water |
| Merck |
14,4345 |
| BRN |
2050274 |
| Henry's Law Constant |
1.2×1014 mol/(m3Pa) at 25℃, HSDB (2015) |
| Stability |
Stability Stable, but may discolour upon exposure to light. Hygroscopic. Incompatible with strong oxidizing agents, strong bases, acid chlorides, acid anhydrides. |
| Major Application |
agriculture
metabolomics
microbiology
vitamins, nutraceuticals, and natural products
vitamins, nutraceuticals, and natural products |
| Cosmetics Ingredients Functions |
ANTIOXIDANT |
| InChI |
1S/C7H6O5/c8-4-1-3(7(11)12)2-5(9)6(4)10/h1-2,8-10H,(H,11,12) |
| InChIKey |
LNTHITQWFMADLM-UHFFFAOYSA-N |
| SMILES |
OC(=O)c1cc(O)c(O)c(O)c1 |
| LogP |
0.7 |
| CAS DataBase Reference |
149-91-7(CAS DataBase Reference) |
| NIST Chemistry Reference |
Benzoic acid, 3,4,5-trihydroxy-(149-91-7) |
| EPA Substance Registry System |
Gallic acid (149-91-7) |
