7-Ethynyl-1H-pyrido[2,3-b][1,4]oxazin-2(3H)-one CAS 1824105-71-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1824105-71-6 |
| Molecular Formula | C9H6N2O2 |
| Molecular Weight | 174.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-Ethynyl-1H-pyrido[2,3-b][1,4]oxazin-2(3H)-one (CAS 1824105-71-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H6N2O2. Molecular weight: 174.16 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H6N2O2 |
| Molecular Weight | 174.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Related Ethynyl Standards
- 7-Ethynyl-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one (CAS 1824123-04-7)
- Methyl 4-ethynyl-3-methylbenzoate (CAS 123279-38-9)
- Methyl 3-ethynyl-4-methylbenzoate (CAS 1255099-13-8)
- 3-Ethynyl-1-(2,2,2-trifluoroethyl)-1h-pyrazole (CAS 1354704-44-1)
- Methyl 3-ethynyl-2-methylbenzoate (CAS 149654-03-5)
- 4-Ethynyl-1-methyl-3-(trifluoromethyl)pyrazole (CAS 1498364-87-6)
- 5-Ethynyl-1-methyl-3-trifluoromethyl-1h-pyrazole (CAS 1855889-41-6)
- 5-Ethynyl-2,4-dimethylbenzoic acid (CAS 1863238-98-5)
Recommended Standards
- 3-(Furan-2-yl)pyrazine-2-carbaldehyde (CAS 1823498-75-4)
- 2-(1H-tetrazol-1-yl)benzaldehyde (CAS 1823366-31-9)
- 4-(Pyrazin-2-yl)pyrimidin-2-ol (CAS 1865421-59-5)
- 4,5-Dihydroxy-2-nitrobenzaldehyde (CAS 73635-75-3)
- 3-Cyclopropoxy-5-ethyl-N-methylbenzamide (CAS 1243443-00-6)
- Clopidogrel Impurity 105 (CAS CATO-C4X-1029105)
- 2-Methyl-6-(trifluoromethyl)phenol (CAS 124837-37-2)
- Kininogen-Based Thrombin Inhibitor (H-2282.0005) (CAS 289652-40-0)
- 5-Hydroxy-2H-pyran-3(6H)-one (CAS 61363-75-5)
- Tau Peptide (401-411)-Lys-Lys trifluoroacetate salt (CAS 2022956-59-6)
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