[1,3]Dioxolo[4,5-g]quinoxaline CAS 269-56-7
| CAS No. | 269-56-7 |
| Molecular Formula | C9H6N2O2 |
| Molecular Weight | 174.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies [1,3]Dioxolo[4,5-g]quinoxaline (CAS 269-56-7), a certified reference material (molecular formula C9H6N2O2, MW 174.16 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H6N2O2, [1,3]Dioxolo[4,5-g]quinoxaline contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 174.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
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.) | 1957 |
| Nitrogen Atoms | 2 |
Related Dioxolo Standards
- [1,3]Dioxolo[4,5-b]quinoxaline (CAS 856768-04-2)
- [1,3]Dioxolo[4,5-g]cinnoline (CAS 269-52-3)
- [1,3]Dioxolo[4,5-g]quinazoline (CAS 269-53-4)
- [1,3]Dioxolo[4,5-h]quinazoline (CAS 234-30-0)
- [1,3]Dioxolo[4,5-c]quinoline (CAS 234-21-9)
- [1,3]Dioxolo[4,5-f]isoquinoline (CAS 234-16-2)
- [1,3]Dioxolo[4,5-f]quinoline (CAS 234-20-8)
- [1,3]Dioxolo[4,5-g]isoquinoline (CAS 269-44-3)
Recommended Standards
- 1-(2,2-Difluoropropyl)-3-fluorobenzene (CAS 62558-07-0)
- 1-(2,2-Difluoropropyl)-4-fluorobenzene (CAS 58325-14-7)
- (E)-4-(2-nitrovinyl)benzonitrile (CAS 5153-73-1)
- 1-(Pyrazin-2-yl)-1H-imidazole-4-carbaldehyde (CAS 503176-43-0)
- 3-(4,4-Difluorocyclohexyl)propan-1-ol (CAS 1782085-58-8)
- 2-Bromo-N-(2-hydroxyphenyl)benzamide (CAS 54255-52-6)
- N,N-Dimethyl-4-{[(5-oxo-3-phenyl-1,5-dihydro-4H-pyrazol-4-yliden)methyl]amino}benzenesulfonamide (CAS 320415-75-6)
- 1-[(3-methylphenyl)methyl]cyclohexane-1-carboxylic acid (CAS 1226183-56-7)
- Abecarnil (CAS 111841-85-1)
- Evocalcet impurity 57 (CAS CATO-C4X-248557)
- Methyl (S)-3-amino-2-(5-methylthiazol-2-yl)propanoate (CAS 1289384-39-9)
- 3-Amino-5-hydroxy-2H-chromen-2-one (CAS 1611491-78-1)
- N,N-Dimethylisoquinolin-1-amine (CAS 23724-92-7)
- Insulin Degludec Impurity 24 (CAS CATO-C4X-215724)
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 18665070610 / Nicole.chen@cato-chem.com