5-Methylbenzofuro[3,2-b]quinolin-11(5H)-one CAS 70176-61-3
| CAS No. | 70176-61-3 |
| Molecular Formula | C16H11NO2 |
| Molecular Weight | 249.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methylbenzofuro[3,2-b]quinolin-11(5H)-one (CAS 70176-61-3), molecular formula C16H11NO2 and molecular weight 249.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-Methylbenzofuro[3,2-b]quinolin-11(5H)-one (C16H11NO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 249.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Methylbenzofuro[3,2-b]quinolin-11(5H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H11NO2 |
| Molecular Weight | 249.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 1 |
Related Methylbenzofuro Standards
- N-(2-Methylbenzofuro[3,2-d]pyrimidin-4-yl)glycine (CAS 844455-03-4)
- 3-((2-methylbenzofuro[3,2-d]pyrimidin-4-yl)amino)propanoic acid 848728-92-7 F2117-0014 (CAS 848728-92-7)
- (2-Methylbenzofuro[2,3-b]pyridin-8-yl)boronic acid (CAS 2365531-44-6)
- (2-Methylbenzofuro[3,2-d]pyrimidin-4-yl)-DL-proline (CAS 1008673-77-5)
- 2-Methylbenzofuro[2,3-b]pyridin-8-yl trifluoromethanesulfonate (CAS 1609373-98-9)
Recommended Standards
- 5-(4-Oxo-2H-benzo[e][1,3]oxazin-3(4H)-yl)pentanoic acid (CAS 886501-95-7)
- 5-Oxo-1-(2-phenoxyethyl)pyrrolidine-3-carboxylic acid (CAS 361985-22-0)
- 4-Methyl-3-(tetrahydrofuran-2-carboxamido)benzoic acid (CAS 669704-14-7)
- 5-Phenyl-2-(phenylimino)furan-3(2H)-one (CAS 83805-49-6)
- Tranylcypromine Impurity 1 (CAS 14561-40-1)
- 5-(((3,4-Difluorobenzyl)amino)methyl)pyrrolidin-2-one (CAS 1466719-62-9)
- 1-(2-Cyanoethyl)-3-cyclohexyl-1-cyclopropylurea (CAS 1275079-58-7)
- 2-((1H-indol-4-yl)oxy)ethan-1-ol (CAS 1208935-09-4)
- BIS-BOC-PYRAZOLOCARBOXAMIDINE (CAS 862686-58-6)
- 5-Isopropylnicotinimidamide (CAS 1256785-76-8)
- Se-(Methyl)seleno-L-cysteine (CAS 26046-90-2)
- 2-(Chloromethyl)-5-(difluoromethyl)-3-hydroxypyridine-4-methanol (CAS 1805618-61-4)
- 3-(4-Acetylphenyl)-3-oxopropanenitrile (CAS 1307311-51-8)
- Semaglutide impurity 99 (CAS CATO-C4X-222699)
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