About 2-hydroxybenzenesulfonic acid
2-hydroxybenzenesulfonic acid (PubChem CID 11867) has the molecular formula C6H6O4S
and a molecular weight of 174.18 g/mol. Its IUPAC name is 2-hydroxybenzenesulfonic acid.
Molecular Properties
| Compound Name | 2-hydroxybenzenesulfonic acid |
| PubChem CID | 11867 |
| Molecular Formula | C6H6O4S |
| Molecular Weight | 174.18 g/mol |
| Exact Mass | 174.00 |
| IUPAC Name | 2-hydroxybenzenesulfonic acid |
| SMILES | O=S(=O)(O)c1ccccc1O |
| InChI | InChI=1S/C6H6O4S/c7-5-3-1-2-4-6(5)11(8,9)10/h1-4,7H,(H,8,9,10) |
| InChIKey | IULJSGIJJZZUMF-UHFFFAOYSA-N |
| XLogP | 0.64 |
| TPSA | 74.60 Ų |
| H-Bond Donors | 2 |
| H-Bond Acceptors | 3 |
| Rotatable Bonds | 1 |
| Heavy Atoms | 11 |
| Complexity | — |
Lipinski Rule of Five
Passes Rule of Five
| Rule | Value |
| MW ≤ 500 | 174.18 |
| LogP ≤ 5 | 0.64 |
| H-Bond Donors ≤ 5 | 2 |
| H-Bond Acceptors ≤ 10 | 3 |
Computed Properties (RDKit)
| Structural Alerts | {'alert_name': 'Sulfonic_acid_2', 'substructure': 'N/A'} |
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Frequently Asked Questions
What is the IUPAC name of 2-hydroxybenzenesulfonic acid?
The IUPAC name of 2-hydroxybenzenesulfonic acid (CID 11867) is 2-hydroxybenzenesulfonic acid.
What is the SMILES notation for 2-hydroxybenzenesulfonic acid?
The canonical SMILES for 2-hydroxybenzenesulfonic acid is O=S(=O)(O)c1ccccc1O.
What is the InChIKey of 2-hydroxybenzenesulfonic acid?
The InChIKey is IULJSGIJJZZUMF-UHFFFAOYSA-N. The full InChI is InChI=1S/C6H6O4S/c7-5-3-1-2-4-6(5)11(8,9)10/h1-4,7H,(H,8,9,10).
What are the key properties of 2-hydroxybenzenesulfonic acid?
2-hydroxybenzenesulfonic acid has a molecular weight of 174.18 g/mol, XLogP of 0.64, 1 rotatable bonds, 2 hydrogen bond donors, and 3 hydrogen bond acceptors.
Where does this data come from?
All data for 2-hydroxybenzenesulfonic acid is sourced from PubChem (CID 11867), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).