3-(4-Fluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide CAS 241127-32-2
| CAS No. | 241127-32-2 |
| Molecular Formula | C15H10FN3O2 |
| Molecular Weight | 283.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(4-Fluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide 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.
3-(4-Fluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide (CAS 241127-32-2) is a high-purity analytical reference standard with the molecular formula C15H10FN3O2 and a molecular weight of 283.26 g/mol.
Structurally, 3-(4-Fluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxamide (C15H10FN3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 283.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C15H10FN3O2 |
| Molecular Weight | 283.26 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 9-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-7-methyl-6-oxo-6,9-dihydro-3H-purin-7-ium (CAS 20245-33-4)
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- 10H-Benzo[b]pyrido[3,4-e][1,4]oxazine-10-carbaldehyde (CAS 67443-36-1)
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- 2-Amino-8-chloro-[1,2,4]triazolo[1,5-a]pyridine (CAS 1245644-68-1)
- 3-Ethyl-2-((2-fluorobenzyl)thio)-5,6-dimethylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 573706-13-5)
- 3-Methyl-4-(piperidin-1-yl)aniline (CAS 85984-37-8)
- (2S)-1-[[2-Hydroxy-3-(trifluoromethyl)phenyl]methyl]-α,α-bis(4-methoxyphenyl)-2-pyrrolidinemethanol (CAS 1429648-16-7)
- Des-Ser34-Gly33Tirzepatide (CAS CATO-CPTD788941)
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