3-(4-Chlorophenyl)-4-oxo-N-[3-(trifluoromethyl)phenyl]-3,4-dihydrophthalazine-1-carboxamide CAS 320417-83-2
| CAS No. | 320417-83-2 |
| Molecular Formula | C22H13ClF3N3O2 |
| Molecular Weight | 443.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 443.81 g/mol gives 3-(4-Chlorophenyl)-4-oxo-N-[3-(trifluoromethyl)phenyl]-3,4-dihydrophthalazine-1-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(4-Chlorophenyl)-4-oxo-N-[3-(trifluoromethyl)phenyl]-3,4-dihydrophthalazine-1-carboxamide (CAS 320417-83-2) is a high-purity analytical reference standard with the molecular formula C22H13ClF3N3O2 and a molecular weight of 443.81 g/mol.
3-(4-Chlorophenyl)-4-oxo-N-[3-(trifluoromethyl)phenyl]-3,4-dihydrophthalazine-1-carboxamide (C22H13ClF3N3O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-(4-Chlorophenyl)-4-oxo-N-[3-(trifluoromethyl)phenyl]-3,4-dihydrophthalazine-1-carboxamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H13ClF3N3O2 |
| Molecular Weight | 443.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- N-(4-chlorophenyl)-4-oxo-3-(3-(trifluoromethyl)phenyl)-3,4-dihydrophthalazine-1-carboxamide (CAS 338976-06-0)
- 2-(4-Chlorophenyl)-3-[3-(trifluoromethyl)phenoxy]quinoline-4-carboxylic acid (CAS 400079-74-5)
- 4-[(3-Chlorophenyl)sulfanyl]-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (CAS 339276-07-2)
- 4-[(4-Chlorophenyl)sulfanyl]-2-{[(2,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (CAS 338955-51-4)
- 4-[(4-Chlorophenyl)sulfanyl]-2-{[(2,6-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (CAS 338955-90-1)
- 4-[(4-Chlorophenyl)sulfanyl]-2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxypyrimidine (CAS 339276-03-8)
- 6-(((4-Chlorophenyl)thio)methyl)-2-((3,4-dichlorobenzyl)thio)pyrimidin-4(3H)-one (CAS 866143-63-7)
- (E)-{[2-(4-chlorophenyl)-7-methylimidazo[1,2-a]pyridin-3-yl]methylidene}({[3-(trifluoromethyl)phenyl]methoxy})amine (CAS 478257-49-7)
Recommended Standards
- (R)-Sertaconazole-d6 (CAS 1795786-36-5)
- Sertaconazole-d6 (CAS 1330261-47-6)
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- Cenobamate Impurity 42 (CAS CATO-C4X-241642)
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- Benzene-1,2-<SUP>13</SUP>C<SUB>2</SUB> (CAS 109432-78-2)
- (3S,8AS)-3-(cyclohexylmethyl)octahydropyrrolo[1,2-a]pyrazine (CAS 1072102-37-4)
- 4-Amino-2,3,6-trichlorophenol (CAS 64981-10-8)
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- 3-Amino-7-azaindole Dihydrochloride (CAS 100960-08-5)
- 2-Amino-5-chloro-7-nitrobenzoxazole (CAS 1326814-89-4)
- [His]1+12-Semaglutide (CAS CATO-C4X-2226178)
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