3-(4-Chlorophenyl)-2H-chromen-2-one CAS 10465-91-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 10465-91-5 |
| Molecular Formula | C15H9ClO2 |
| Molecular Weight | 256.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Chlorophenyl)-2H-chromen-2-one (CAS 10465-91-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H9ClO2. Molecular weight: 256.68 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H9ClO2 |
| Molecular Weight | 256.68 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-1H-indene-1,3(2H)-dione (CAS 1146-99-2)
- 2-(3-Chlorophenyl)-4H-chromen-4-one (CAS 1849-61-2)
- 2-(4-Chlorophenyl)-5-methyl-1,3-dioxane-5-carboxylic acid (CAS 385381-18-0)
- 2-[(4-chlorophenyl)methyl]pentanedioic acid (CAS 24867-04-7)
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Recommended Standards
- 6-CHLOROFLAVONE (CAS 10420-73-2)
- Ethyl 3-(5-chloro-2-methoxyphenyl)-3-oxopropanoate (CAS 104029-20-1)
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- 6-Chloro-N-((tetrahydro-2H-pyran-4-yl)methyl)nicotinamide (CAS 676626-73-6)
- 2-(4-Chlorophenyl)-2,3,5,6,7,8-hexahydroquinazolin-4(1H)-one (CAS 62582-89-2)
- 4,4'-(Perfluoro-1,4-phenylene)dipyridine (CAS 607690-76-6)
- 4-((2,3-Dichlorophenoxy)methyl)benzoic acid (CAS 149288-40-4)
- 3-(Ethylamino)-4-nitrophenol (CAS 25186-40-7)
- 1H-Pyrazole, 1-[(3-nitrophenyl)methyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1450642-64-4)
- Mast Cell Degranulating (MCD) Peptide HR-2 (CAS 80388-04-1)
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