(6-Hydroxy-1-methyl-2-oxo-1,2-dihydropyridin-4-yl)methanesulfonic acid CAS 481668-55-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 481668-55-7 |
| Molecular Formula | C7H9NO5S |
| Molecular Weight | 219.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (6-Hydroxy-1-methyl-2-oxo-1,2-dihydropyridin-4-yl)methanesulfonic acid (CAS 481668-55-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H9NO5S. Molecular weight: 219.22 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H9NO5S |
| Molecular Weight | 219.22 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- (S)-6-hydroxy-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-3-sulfonamide (CAS 2238820-17-0)
- 6-Hydroxy-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-3-sulfonamide (CAS 2238819-86-6)
- 5-Hydroxy-4-[(methoxycarbonyl)amino]-pentanoic Acid Ethyl Ester (CAS 1346598-01-3)
- Ethyl 3-hydroxy-5-methyl-1H-indole-2-carboxylate (CAS 1060803-17-9)
- 8-Hydroxy-6,7-dihydro-5H-cyclopenta[d]pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1310263-36-5)
- Methyl 4-(3-hydroxy-4H-1,2,4-triazol-4-yl)benzoate (CAS 1355171-73-1)
- 3-Hydroxy-1-isobutylpyrido[2,3-b]pyrazin-2(1H)-one (CAS 1443285-87-7)
- Ethyl 3-hydroxy-4-methyl-1H-indole-2-carboxylate (CAS 153501-38-3)
Recommended Standards
- (5Z)-5-[(4-Fluorophenyl)methylidene]-2-imino-1-methylimidazolidin-4-one (CAS 382638-55-3)
- (2-Aminonaphthalen-1-yl)dimethylphosphine oxide (CAS 2267330-70-9)
- 1-(Thiazol-2-yl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 650638-03-2)
- 7,8,9,10-Tetrahydro-benzo[a]pyren-7-ol (CAS 6272-55-5)
- 6-Chloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-7-amine (CAS 1783706-60-4)
- (2R)-2-Amino-4-(tert-butoxy)-4-oxobutanoic acid hydrate (CAS 1955482-82-2)
- (4-Chloro-3-(cyclohexylcarbamoyl)phenyl)boronic acid (CAS 871332-92-2)
- Alogliptin Impurity 30 (CAS CATO-C4X-109930)
- 10-oxa-4-azatricyclo[5.2.1.0²,⁶]decane (CAS 157182-65-5)
- Palmitoyl Hexapeptide-12 (CAS 171263-26-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com