7-Hydroxy-8-methyl-4-phenyl-2h-chromen-2-one CAS 21392-48-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21392-48-3 |
| Molecular Formula | C16H12O3 |
| Molecular Weight | 252.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Hydroxy-8-methyl-4-phenyl-2h-chromen-2-one (CAS 21392-48-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H12O3. Molecular weight: 252.26 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H12O3 |
| Molecular Weight | 252.26 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Hydroxy Standards
- (2-Hydroxy-5-methyl-1,3-phenylenE)bis(methylenE) diacetate (CAS 109129-38-6)
- (2Z)-6-Hydroxy-2-(4-methylbenzylidene)-1-benzofuran-3(2H)-one (CAS 1234351-94-0)
- 1-Hydroxy-2,3-dimethylanthracene-9,10-dione (CAS 147088-69-5)
- 3-Benzyl-4-hydroxy-2h-chromen-2-one (CAS 15074-18-7)
- 7-Hydroxy-3-methyl-2-phenyl-4H-chromen-4-one (CAS 18651-15-5)
- 3-(4-hydroxyÂbenzÂoylÂ)-2-methyl-benzÂofuran (CAS 52490-47-8)
- 5-Hydroxy-7-methyl-4-phenyl-2H-chromen-2-one (CAS 52604-30-5)
- 6-Hydroxy-2-(4-methylbenzylidene)benzofuran-3(2h)-one (CAS 637753-89-0)
Recommended Standards
- 7-Hydroxy-4-methyl-3-phenyl-2h-chromen-2-one (CAS 2555-23-9)
- 8-Methoxy-3-phenyl-2H-chromen-2-one (CAS 23000-32-0)
- 7-Hydroxy-3-methyl-4-phenyl-2H-chromen-2-one (CAS 54431-13-9)
- (3R,4S)-rel-1-Cbz-3,4-dihydroxypyrrolidine (CAS 122225-42-7)
- 3'-(Bromomethyl)-2-methyl-1,1'-biphenyl (CAS 146534-28-3)
- 4-Bromo-3,5-dimethyl-1,1'-biphenyl (CAS 756873-19-5)
- 1-Methylimidazole-4,5-dicarbonitrile (CAS 19485-35-9)
- 2,2-Dimethylbutanamide (CAS 102014-33-5)
- Piperidine-2,3-dione (CAS 41907-06-6)
- [Glu]17-Liraglutide (CAS CATO-C4X-199236)
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