3-Methyl-1H-pyrrolo[2,3-b]quinoxaline CAS 251978-82-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 251978-82-2 |
| Molecular Formula | C11H9N3 |
| Molecular Weight | 183.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-1H-pyrrolo[2,3-b]quinoxaline (CAS 251978-82-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H9N3. Molecular weight: 183.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H9N3 |
| Molecular Weight | 183.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 3-Methyl-1,3,8-triazaspiro[4.5]decane-2,4-dione (CAS 51959-57-0)
- 3-Methyl-N-(2-methyl-2H-tetrazol-5-yl)butanamide (CAS 578755-27-8)
- 3-Methyl-1,3,7-triazaspiro[4.5]Decane-2,4-dione (CAS 78222-15-8)
- 4-amino-1-[(2R,4S,5R)-4-[tert-butyl(dimethyl)silyl]oxy-5-[[tert-butyl(dimethyl)silyl]oxymethyl]tetrahydrofuran-2-yl]-5-iodo-pyrimidin-2-one (CAS 478843-96-8)
- N-(3-chloro-2-methylphenyl)-1-(2,4-dichloro-5-(2-methoxyethoxy)phenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 400088-26-8)
- 6-methyl-3-nitro-1H-pyrrolo[2,3-b]pyridine (CAS 178269-03-9)
- Benzyl ethyl(4-((2-hydroxyethyl)amino)cyclohexyl)carbamate (CAS 1353964-92-7)
- 2-(Aminomethyl)-5-hydroxybenzonitrile (CAS 1243457-85-3)
- 2-(2,4-Difluorophenoxy)-6-methyl-4-(trifluoromethyl)nicotinonitrile (CAS 478049-82-0)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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