Methyl 3-(4-fluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxylate CAS 339021-34-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 339021-34-0 |
| Molecular Formula | C16H11FN2O3 |
| Molecular Weight | 298.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 3-(4-fluorophenyl)-4-oxo-3,4-dihydrophthalazine-1-carboxylate (CAS 339021-34-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H11FN2O3. Molecular weight: 298.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H11FN2O3 |
| Molecular Weight | 298.27 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 | 2 |
Related Methyl Standards
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- 1-(6-(4-Fluorophenyl)-2-methylpyrimidin-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 1707735-63-4)
- 1-(4-{[5-(2-fluorophenyl)-1,2,4-oxadiazol-3-yl]oxy}phenyl)ethan-1-one (CAS 866150-25-6)
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Recommended Standards
- 5-[(E)-2-(2,4-Difluorophenyl)diazen-1-yl]-2-(methylsulfanyl)pyrimidine-4,6-diol (CAS 339015-97-3)
- O-(4-(Phosphonooxy)benzyl) methanesulfonothioate (CAS 887407-33-2)
- 5-(5-Fluoro-2-hydroxybenzoyl)-1,2-dihydro-2-oxo-1-(2-propen-1-yl)-3-pyridinecarbonitrile (CAS 737820-09-6)
- 5,6-Dibromo-2-(2,4-dichlorophenyl)-1,3-dioxepane (CAS 317820-37-4)
- 4-Amino-N,N-dimethylbutanamide (CAS 87639-91-6)
- Apalutamide Impurity 65 (CAS CATO-C4X-274965)
- 2-Phenoxycyclohexan-1-amine hydrochloride (CAS 24087-50-1)
- 1-(4-(Difluoromethoxy)phenyl)-3-(pyridin-3-ylmethyl)thiourea (CAS 398995-91-0)
- Indolin-7-ylboronic acid (CAS 1048666-99-4)
- Xenopsin-Related Peptide 2 (XP-2) (H-9340.0005) (CAS 117442-29-2)
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