≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C,Desiccated Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Hamamelitannin a polyphenol extracted from the bark of Hamamelis virginiana, has cytotoxic and antibiofilm activities，and is a quorum-sensing (QS) inhibitor.It increases antibiotic susceptibility of staphylococcus aureus biofilms by affecting peptidoglycan biosynthesis and eDNA release.It also has a high protective activity on cell damage induced by peroxides.
| pKa | pKa: 8.42 (Predicted) |
|---|
| Pubchem Sid | 504770383 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504770383 |
| Sonrisas canónicas | C1=C(C=C(C(=C1O)O)O)C(=O)OCC2C(C(C(O2)O)(COC(=O)C3=CC(=C(C(=C3)O)O)O)O)O |
| IUPAC Name | [(2S,3S,4S)-3,4,5-trihydroxy-4-[(3,4,5-trihydroxybenzoyl)oxymethyl]oxolan-2-yl]methyl 3,4,5-trihydroxybenzoate |
| InChIKey | FEPAFOYQTIEEIS-WZKFEGCESA-N |
| INCHI | 1S/C20H20O14/c21-9-1-7(2-10(22)14(9)25)17(28)32-5-13-16(27)20(31,19(30)34-13)6-33-18(29)8-3-11(23)15(26)12(24)4-8/h1-4,13,16,19,21-27,30-31H,5-6H2/t13-,16-,19?,20-/m0/s1 |
| Isómeros SMILES | C1=C(C=C(C(=C1O)O)O)C(=O)OC[C@H]2[C@@H]([C@](C(O2)O)(COC(=O)C3=CC(=C(C(=C3)O)O)O)O)O |
| WGK Alemania | 3 |
| Peso molecular | 484.36 |
| Reaxy-Rn | 25442642 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=25442642&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Clase | Benzene and substituted derivatives |
| Subclass | Benzoic acids and derivatives |
| Intermediate Tree Nodes | Hydroxybenzoic acid derivatives - Gallic acid and derivatives |
| Direct Parent | Galloyl esters |
| Alternative Parents | p-Hydroxybenzoic acid alkyl esters m-Hydroxybenzoic acid esters Pentoses Pyrogallols and derivatives Benzoyl derivatives 1-hydroxy-2-unsubstituted benzenoids 1-hydroxy-4-unsubstituted benzenoids Tertiary alcohols Oxolanes 1,2-diols Secondary alcohols Carboxylic acid esters Hemiacetals Oxacyclic compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Galloyl ester - P-hydroxybenzoic acid alkyl ester - M-hydroxybenzoic acid ester - P-hydroxybenzoic acid ester - Benzoate ester - Pentose monosaccharide - Benzenetriol - Pyrogallol derivative - Benzoyl - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Monosaccharide - Oxolane - Tertiary alcohol - Hemiacetal - Secondary alcohol - Carboxylic acid ester - 1,2-diol - Oxacycle - Carboxylic acid derivative - Organoheterocyclic compound - Polyol - Organic oxygen compound - Hydrocarbon derivative - Alcohol - Organic oxide - Organooxygen compound - Aromatic heteromonocyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as galloyl esters. These are organic compounds that contain an ester derivative of 3,4,5-trihydroxybenzoic acid. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
 B2304011 | Certificate of Analysis | Oct 30, 2025 | H355091 |
| Solubilidad | Soluble in methanol, acetone, and dioxane. Insoluble in water. |
|---|---|
| Índice de refracción | n20D1.75 (Predicted) |
| Punto de ebullición (°C) | 947.5° C at 760 mmHg |
| Punto de fusión (°C) | 130-145° C |
| Peso molecular | 484.400 g/mol |
| XLogP3 | -1.100 |
| Hydrogen Bond Donor Count | 9 |
| Hydrogen Bond Acceptor Count | 14 |
| Rotatable Bond Count | 8 |
| Exact Mass | 484.085 Da |
| Monoisotopic Mass | 484.085 Da |
| Topological Polar Surface Area | 244.000 Ų |
| Heavy Atom Count | 34 |
| Formal Charge | 0 |
| Complexity | 710.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 3 |
| Undefined Atom Stereocenter Count | 1 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
