3-(2,5-Difluorophenyl)-2-methylquinazolin-4(3H)-one CAS 256955-23-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256955-23-4 |
| Molecular Formula | C15H10F2N2O |
| Molecular Weight | 272.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-(2,5-Difluorophenyl)-2-methylquinazolin-4(3H)-one (CAS 256955-23-4) pharmaceutical standards reference standard. Molecular formula: C15H10F2N2O. Molecular weight: 272.25 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C15H10F2N2O |
| Molecular Weight | 272.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluorophenyl Standards
- 2-(2,4-Difluorophenyl)-4-methylphthalazin-1(2H)-one (CAS 672951-08-5)
- 2-(3,4-Difluorophenyl)-6-methylimidazo[1,2-a]pyridine-3-carbaldehyde (CAS 899364-14-8)
- 2-(3,4-Difluorophenyl)-7-methylimidazo[1,2-a]pyridine-3-carbaldehyde (CAS 899360-67-9)
- 4-(3,5-Difluorophenyl)-3-(ethylsulfonyl)-1H-pyrazole (CAS 1707599-17-4)
- (3,5-Difluorophenyl)(3,4,5-trifluorophenyl)methanone (CAS 951888-60-1)
- (3Z)-3-{[(2,4-difluorophenyl)amino]methylidene}-1,3-dihydro-2-benzofuran-1-one (CAS 338751-53-4)
- 4-(3,4-Difluorophenyl)-5-hydroxyisoquinolin-1(2H)-one (CAS 656234-23-0)
- 1-(2,4-Difluorophenyl)-4-phenyl-1H-pyrazol-5-amine (CAS 1202029-37-5)
Recommended Standards
- 3-(1,3-Benzothiazol-2-yl)-4,4,4-trifluoro-3-hydroxybutanenitrile (CAS 852840-37-0)
- 3-(2,6-Dihydroxyphenyl)-7-hydroxy-5-methylisobenzofuran-1(3H)-one (CAS 479350-63-5)
- 2-Methoxy-[1,1'-biphenyl]-4,4'-dicarboxylic acid (CAS 935395-99-6)
- 2-(3-Nitrophenyl)-1,3,2-dioxaborolane-4R,5R-dicarboxylic acid (CAS 467443-01-2)
- [(2S)-2-(Diphenylmethyl)pyrrolidin-1-yl][(2S,4R)-4-hydroxypyrrolidin-2-yl]methanone (CAS 915205-77-5)
- 2-Bromo-5,6-dihydro-4H-pyrrolo[3,4-d]thiazole hydrobromide (CAS 2007920-09-2)
- n-(Furan-2-ylmethyl)-2-morpholinoethan-1-amine dihydrochloride (CAS 1050480-42-6)
- 3-Methyl-3-buten-2-one (stabilized with HQ) (CAS 814-78-8)
- Ethyl 4-(3-chloro-4-methylphenyl)-4-oxobutanoate (CAS 951890-21-4)
- [a-Glu](Side chain transposition)- Semaglutide (CAS CATO-C4X-2226111)
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