4-Methyl-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one CAS 551921-13-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 551921-13-2 |
| Molecular Formula | C16H11F3N2O |
| Molecular Weight | 304.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one (CAS 551921-13-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H11F3N2O. Molecular weight: 304.27 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H11F3N2O |
| Molecular Weight | 304.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1984 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
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Recommended Standards
- 4-(4-Methylphenoxy)-2-(trifluoromethyl)quinazoline (CAS 337925-03-8)
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- 2-Oxo-1-(prop-2-en-1-yl)-5-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carbonitrile (CAS 338964-43-5)
- 4-Methyl-N-phenylbenzenesulfinamide (CAS 6873-54-7)
- 2-((3-Methylpiperidin-1-yl)sulfonyl)ethan-1-amine (CAS 889939-95-1)
- 2-(1-Methyl-1H-imidazol-4-yl)acetyl chloride (CAS 186019-62-5)
- N-((4-((5-Iodopyrimidin-2-yl)oxy)-3-nitrophenyl)carbamoyl)-2-nitrobenzamide (CAS 103828-99-5)
- Methyl 2-allyl-3-oxo-2,3-dihydroisoxazole-5-carboxylate (CAS 205115-36-2)
- 3-Phenyl-9-azabicyclo[3.3.1]nonan-3-ol (CAS 125834-96-0)
- Peptide 431 (CAS CATO-CPTD788431)
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