3-Hydroxypyridine-2-sulfonic acid CAS 88511-41-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 88511-41-5 |
| Molecular Formula | C5H5NO4S |
| Molecular Weight | 175.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Hydroxypyridine-2-sulfonic acid (CAS 88511-41-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H5NO4S. Molecular weight: 175.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5NO4S |
| Molecular Weight | 175.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxypyridine Standards
- 5-Hydroxypyridine-2-sulfonic acid (CAS 139263-48-2)
- 2-Hydroxypyridine-3-sulfonic acid (CAS 6684-45-3)
- 6-Hydroxypyridine-3-sulfonic acid (CAS 6684-46-4)
- 3-Hydroxypyridine-4-sulfonamide (CAS 1076197-13-1)
- 5-Hydroxypyridine-2-sulfonamide (CAS 1243461-98-4)
- 3-hydroxypyridine-2-sulfonamide (CAS 145099-44-1)
- 2-hydroxypyridine-3-sulfonamide (CAS 1566403-08-4)
- 6-Hydroxypyridine-3-sulfonamide (CAS 89322-91-8)
Recommended Standards
- 4-Hydroxy-3-pyridinesulfonic Acid (CAS 51498-37-4)
- 2-Fluoroquinoline-3-carbaldehyde (CAS 224769-43-1)
- 5-Fluoro-1-methyl-1H-pyrrolo[3,2-b]pyridine-3-carbonitrile (CAS 2231676-07-4)
- 1-(5-Bromo-2-methoxyphenyl)cyclobutanecarboxylic Acid (CAS 1260760-96-0)
- 5-Bromo-2-(4-methyl-1-piperidinyl)pyridine (CAS 633283-66-6)
- 4-[(3-Formylindol-1-yl)methyl]benzonitrile (CAS 340319-18-8)
- 3-(propan-2-yl)furan-2-carboxylic acid (CAS 18454-84-7)
- 2-{4-aminopyrrolo[2,1-f][1,2,4]triazin-2-yl}acetonitrile (CAS 2090156-72-0)
- 3-cyanocyclopentane-1-sulfonyl chloride (CAS 1803608-49-2)
- Des-Leu14-Tirzepatide (CAS CATO-CPTD788959)
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