N,N-dimethyl-4-oxo-3-phenyl-3,4-dihydrophthalazine-1-carboxamide CAS 338975-80-7
| CAS No. | 338975-80-7 |
| Molecular Formula | C17H15N3O2 |
| Molecular Weight | 293.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), N,N-dimethyl-4-oxo-3-phenyl-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.
N,N-dimethyl-4-oxo-3-phenyl-3,4-dihydrophthalazine-1-carboxamide (CAS 338975-80-7) is a high-purity analytical reference standard with the molecular formula C17H15N3O2 and a molecular weight of 293.32 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, N,N-dimethyl-4-oxo-3-phenyl-3,4-dihydrophthalazine-1-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 293.32 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C17H15N3O2 |
| Molecular Weight | 293.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Recommended Standards
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