6,7-Dichloro-4-(4-fluorophenyl)-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one CAS 339009-80-2
| CAS No. | 339009-80-2 |
| Molecular Formula | C21H10Cl2F4N2O |
| Molecular Weight | 453.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 6,7-Dichloro-4-(4-fluorophenyl)-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one.
CATO supplies 6,7-Dichloro-4-(4-fluorophenyl)-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one (CAS 339009-80-2), a certified reference material (molecular formula C21H10Cl2F4N2O, MW 453.22 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H10Cl2F4N2O, 6,7-Dichloro-4-(4-fluorophenyl)-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 453.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 6,7-Dichloro-4-(4-fluorophenyl)-2-[4-(trifluoromethyl)phenyl]-1,2-dihydrophthalazin-1-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C21H10Cl2F4N2O |
| Molecular Weight | 453.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
- 3-[(4,5-dichloro-1H-imidazol-1-yl)methyl]-4-methyl-5-{[2-nitro-4-(trifluoromethyl)phenyl]thio}-4H-1,2,4-triazole (CAS 650615-72-8)
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Recommended Standards
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- Iopromide Impurity 26 (CAS CATO-C4X-183226)
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- Methyl 2-phenylacetimidate hydrochloride (CAS 39496-45-2)
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- 4-Methoxy-2-methylpyrimidin-5-amine (CAS 53135-45-8)
- 4-(3,4,5-Trimethyl-1H-pyrazol-1-yl)benzoic acid (CAS 1266374-21-3)
- (2R,4R)-1-[(benzyloxy)carbonyl]-4-methoxypyrrolidine-2-carboxylic acid (CAS 200184-91-4)
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- 3-[2-(2-Hydroxyethoxy)ethoxy]propanenitrile (CAS 10143-54-1)
- N-(1-ethyl-1H-imidazol-2-yl)methanesulfonamide (CAS 1420999-90-1)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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