Tannic acid is a light yellow to tan solid with a faint odor. Sinks and mixes with water. (USCG, 1999)
Irritant
⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).
Tannic acid is a light yellow to tan solid with a faint odor. Sinks and mixes with water. (USCG, 1999)
| Physical Description | Tannic acid is a light yellow to tan solid with a faint odor. Sinks and mixes with water. (USCG, 1999) |
| Color/Form | YELLOWISH-WHITE TO LIGHT BROWN, AMORPHOUS, BULKY POWDER OR FLAKES, OR SPONGY MASSES |
| Odor | FAINT CHARACTERISTIC ODOR |
| Melting Point | 200 °C |
| Flash Point | 390 °F |
| Density | greater than 1 at 68 °F (USCG, 1999) |
| Solubility | VERY SOL IN ALCOHOL, ACETONE; INSOL IN ETHER, BENZENE, CHLOROFORM & CARBON DISULFIDE |
| Stability/Shelf Life | AQ SOLN SHOULD BE FRESHLY PREPARED BECAUSE THEY ARE UNSTABLE DUE TO BACTERIAL ACTION & IN PRESENCE OF LIGHT & OXYGEN. |
| IUPAC Name | [2,3-dihydroxy-5-[[(2R,3R,4S,5R,6S)-3,4,5,6-tetrakis[[3,4-dihydroxy-5-(3,4,5-trihydroxybenzoyl)oxybenzoyl]oxy]oxan-2-yl]methoxycarbonyl]phenyl] 3,4,5-trihydroxybenzoate |
| Molecular Formula | C76H52O46 |
| Molecular Weight | 1701.2 g/mol |
| CAS | 5424-20-4 |
| SMILES | C1=C(C=C(C(=C1O)O)O)C(=O)OC2=CC(=CC(=C2O)O)C(=O)OC[C@@H]3[C@H]([C@@H]([C@H]([C@@H](O3)OC(=O)C4=CC(=C(C(=C4)OC(=O)C5=CC(=C(C(=C5)O)O)O)O)O)OC(=O)C6=CC(=C(C(=C6)OC(=O)C7=CC(=C(C(=C7)O)O)O)O)O)OC(=O)C8=CC(=C(C(=C8)OC(=O)C9=CC(=C(C(=C9)O)O)O)O)O)OC(=O)C1=CC(=C(C(=C1)OC(=O)C1=CC(=C(C(=C1)O)O)O)O)O |
| InChIKey | LRBQNJMCXXYXIU-PPKXGCFTSA-N |
| Catalog No | KC.2010023 |
| Pack sizes | 100GM · 500GM |
⚠️ For information only; not a substitute for the official SDS.