2-Oxo-2,5,7,8-tetrahydro-1h-thiopyrano[4,3-b]pyridine-3-carboxylic acid 6,6-dioxide CAS 1249349-29-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1249349-29-8 |
| Molecular Formula | C9H9NO5S |
| Molecular Weight | 243.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Oxo-2,5,7,8-tetrahydro-1h-thiopyrano[4,3-b]pyridine-3-carboxylic acid 6,6-dioxide (CAS 1249349-29-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H9NO5S. Molecular weight: 243.24 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H9NO5S |
| Molecular Weight | 243.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-[(2-hydroxyethyl)sulfanyl]-5-nitrobenzoic acid (CAS 124416-04-2)
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- ((4-Formylphenyl)sulfonyl)glycine (CAS 1239759-16-0)
- 6,7-Dichloro-2,3-dihydro-1h-indole (CAS 162100-52-9)
- 5-(Tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2-benzoxazole (CAS 837392-66-2)
- Ethyl 3-amino-5-methylhexanoate hydrochloride (CAS 864871-52-3)
- N-boc-tert-Butylglycine (CAS 169870-82-0)
- 7-Methyl-2,3-dihydro-1H-benzo[d]pyrrolo[1,2-a]imidazol-5-amine (CAS 135513-35-8)
- (S)-2-amino-3-(3-carbamoylphenyl)propanoic acid (CAS 1217651-22-3)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
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