1-Methylimidazo[1,5-a]quinoxalin-4(5h)-one CAS 134485-89-5
| CAS No. | 134485-89-5 |
| Molecular Formula | C11H9N3O |
| Molecular Weight | 199.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-Methylimidazo[1,5-a]quinoxalin-4(5h)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
1-Methylimidazo[1,5-a]quinoxalin-4(5h)-one (CAS 134485-89-5), molecular formula C11H9N3O and molecular weight 199.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Methylimidazo[1,5-a]quinoxalin-4(5h)-one (C11H9N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 199.21 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H9N3O |
| Molecular Weight | 199.21 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.) | 1995 |
| Nitrogen Atoms | 3 |
Related Methylimidazo Standards
- 3-Methylimidazo[1,2-c]quinazolin-2(3H)-one (CAS 61381-31-5)
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Recommended Standards
- 2-(Pyridin-3-yl)benzoic acid (CAS 134363-45-4)
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- [3,3'-Bipyridine]-5-carboxamide (CAS 1346686-54-1)
- 2-Methoxy-N,N-dimethylpyrimidin-4-amine (CAS 57054-82-7)
- Propyl 2-amino-4-ethyl-5-methylthiophene-3-carboxylate (CAS 901556-00-1)
- Tert-butyl 4-(aminomethyl)-4-(pyridin-3-yl)piperidine-1-carboxylate (CAS 1071485-65-8)
- EPO-PEG-EPO, 95%, average M.W. 6,000 (CAS 72207-80-8)
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- 5-(1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazol-5-yl)-1-(4-chlorophenyl)-3-(4-fluorobenzyl)pyrimidine-2,4(1H,3H)-dione (CAS 321534-68-3)
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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