2-Oxo-3-(thiophen-2-yl)-1,2-dihydroquinoxaline-6-carboxylic acid CAS 832080-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 832080-83-8 |
| Molecular Formula | C13H8N2O3S |
| Molecular Weight | 272.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Oxo-3-(thiophen-2-yl)-1,2-dihydroquinoxaline-6-carboxylic acid (CAS 832080-83-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H8N2O3S. Molecular weight: 272.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H8N2O3S |
| Molecular Weight | 272.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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- 1-Phenyl-3-((1-(thiophen-2-yl)cyclopropyl)methyl)urea (CAS 1203263-00-6)
- 2,5-Di(thiophen-2-yl)benzene-1,4-diamine (CAS 1473358-11-0)
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- 2,5-Di(thiophen-3-yl)benzene-1,4-diamine (CAS 2055720-34-6)
- {3-[5-(Thiophen-2-yl)-1,3,4-oxadiazol-2-yl]phenyl}boronic acid (CAS 2377609-61-3)
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Recommended Standards
- 2-Nitro-4-(pyrrolidine-1-sulfonyl)phenol (CAS 722464-31-5)
- 2-Oxobenzo[d][1,3]oxathiol-5-yl benzoate (CAS 7735-57-1)
- 2-(Diphenylphosphoryl)butanal (CAS 85464-09-1)
- 4-((4-Isopropylphenoxy)methyl)benzohydrazide (CAS 438473-48-4)
- 2-(1,4-Dimethyl-1H-imidazol-5-yl)ethanamine (CAS 767236-09-9)
- 2-Phenylimidazo[1,2-a]pyridine-6-carboxylic acid (CAS 1027-01-6)
- 4-Cyclobutoxypicolinic acid (CAS 1247196-30-0)
- 2,4-Diphenyl-6-(4´-methoxyphenyl)pyrylium perchlorate (CAS 47501-44-0)
- 3-Amino-6-methoxy-1H-indole-2-carbohydrazide hydrochloride (CAS 1986331-05-8)
- [Tyr0] Fibrinopeptide A, human (CAS 103226-11-5)
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