4-Oxo-8-sulfo-1,4-dihydroquinoline-3-carboxylic acid CAS 876303-40-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 876303-40-1 |
| Molecular Formula | C10H7NO6S |
| Molecular Weight | 269.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Oxo-8-sulfo-1,4-dihydroquinoline-3-carboxylic acid (CAS 876303-40-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H7NO6S. Molecular weight: 269.23 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H7NO6S |
| Molecular Weight | 269.23 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Oxo Standards
- 5-Sulfo-1,2,4-benzenetricarboxylic acid (CAS 51307-74-5)
- 4-Sulfo-L-phenylalanine (CAS 34023-49-9)
- Sulfo-NHS-Acetate (CAS 152305-87-8)
- Sulfo-Succinimidyl-4-hydroxybenzoate (CAS 223593-91-7)
- 5-Sulfo-nicotinic acid (CAS 4833-92-5)
- 2-[2-Sulfo(ethyl-d4)]pseudourea (CAS 1346602-43-4)
- Sulfo-aceticacidethylester (CAS 89124-45-8)
- Sulfo-MBS (m-Maleimidobenzoyl-N-hydroxysulfosuccinimide ester), 95% (CAS 103848-62-0)
Recommended Standards
- 4-Hydroxy-7-sulfoquinoline-3-carboxylic acid (CAS 63463-28-5)
- 5-(1-Methylhydrazinyl)-3-phenyl-6-(trifluoromethyl)-1,2,4-triazine (CAS 551921-01-8)
- 3'-Deoxy-3'-fluoroadenosine (CAS 75059-22-2)
- 2-methylmorpholine-4-carbothioamide (CAS 953734-73-1)
- tert-butyl 2-[(2,2,2-trifluoroethyl)amino]acetate (CAS 1183123-01-4)
- 4-Chloro-3-chlorosulfonyl-benzenesulfonyl fluoride (CAS 79005-54-2)
- Pyrazine-2,3,5,6-tetracarboxylic acid (CAS 43193-60-8)
- 5α-ANDROSTAN-17α-OL (CAS 19037-37-7)
- 2-Chloro-n-hydroxyacetamide (CAS 10335-72-5)
- Anorexigenic Peptide (CAS 69275-10-1)
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