7-(Diethylamino)-3-(5,6-dimethylbenzo[d]oxazol-2-yl)-2H-chromen-2-one CAS 57980-76-4
| CAS No. | 57980-76-4 |
| Molecular Formula | C22H22N2O3 |
| Molecular Weight | 362.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C22H22N2O3, 7-(Diethylamino)-3-(5,6-dimethylbenzo[d]oxazol-2-yl)-2H-chromen-2-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 362.42 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.
CATO supplies 7-(Diethylamino)-3-(5,6-dimethylbenzo[d]oxazol-2-yl)-2H-chromen-2-one (CAS 57980-76-4), a certified reference material (molecular formula C22H22N2O3, MW 362.42 g/mol) for analytical method development and quality control.
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 | C22H22N2O3 |
| Molecular Weight | 362.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 2 |
Related Diethylamino Standards
- N-((4-(Diethylamino)phenyl)carbamothioyl)-5-nitrofuran-3-carboxamide (CAS 117457-82-6)
- 7-(Diethylamino)-3-(5-(pyridin-4-yl)-1,3,4-oxadiazol-2-yl)-2H-chromen-2-one (CAS 252551-75-0)
- 4-((4-(Diethylamino)phenyl)imino)-N-methyl-1-oxo-1,4-dihydronaphthalene-2-carboxamide (CAS 4899-82-5)
- 3-(3-(4-(Diethylamino)phenyl)acryloyl)-4-hydroxy-2H-chromen-2-one (CAS 1192030-17-3)
- 2-(7-(Diethylamino)-2-oxo-2H-chromen-3-yl)quinazolin-4(3H)-one (CAS 28754-28-1)
- 2-(4-(Diethylamino)styryl)-N,N-diethylbenzo[d]oxazol-6-amine (CAS 72924-71-1)
- 2-(2-(Diethylamino)ethyl)-1-oxo-4-phenyl-1,2-dihydroisoquinoline-3-carboxylic acid (CAS 112392-94-6)
- 5-((2-(Diethylamino)ethyl)thio)-1,3-dimethyl-6-propylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 900004-79-7)
Recommended Standards
- 4-Fluoro-N-(2-oxo-2-(pyrrolidin-1-yl)ethyl)-N-phenylbenzenesulfonamide (CAS 339103-32-1)
- 9H,9'H-[9,9'-Bifluorene]-9,9'-diol (CAS 3073-51-6)
- 4-(5-(1-Methyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 306322-03-2)
- AZD 7762 (CAS 860352-01-8)
- Bazinaprine (CAS 94011-82-2)
- (5-ethoxypyridin-3-yl)methanol (CAS 1551928-24-5)
- Aniline Hydrogen Phthalate (CAS 50930-79-5)
- (Tyr?)-C-Peptide (human) (CAS 57327-90-9)
- 3-(Aminomethyl)-7-fluoroquinolin-2(1H)-one hydrochloride (CAS 1185431-26-8)
- 4-Bromo-8-chloro-6-methyl-2-phenylquinoline (CAS 1189106-11-3)
- 2-(3,4-Dichlorophenyl)pyridine (CAS 5957-86-8)
- 5350-67-4 AR-1J0331 ethyl(6-chloro-2-methyl-4-oxoquinazolin-3(4h)-yl)acetate (CAS 5350-67-4)
- 4-Methoxy-1-methyl-1H-indazol-3-amine (CAS 1305711-34-5)
- Liraglutide (14-31)TFA Salt (CAS CATO-C4X-19927)
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