Phenyl 3-(4-methoxyphenyl)-4-oxo-3,4-dihydro-1-phthalazinecarboxylate CAS 338975-88-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338975-88-5 |
| Molecular Formula | C22H16N2O4 |
| Molecular Weight | 372.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Phenyl 3-(4-methoxyphenyl)-4-oxo-3,4-dihydro-1-phthalazinecarboxylate (CAS 338975-88-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H16N2O4. Molecular weight: 372.37 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H16N2O4 |
| Molecular Weight | 372.37 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Phenyl Standards
- 4-(4-(4-Methoxyphenyl)pyrimidin-2-yl)phenyl furan-2-carboxylate (CAS 477857-28-6)
- 3-(3-Methoxyphenyl)-5-(4-nitrophenyl)-4-phenyl-4H-1,2,4-triazole (CAS 62507-58-8)
- Ethyl 2-{[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]amino}-6-oxo-1,6-dihydro-5-pyrimidinecarboxylate (CAS 861211-28-1)
- 2-[(2Z)-3-(2-Methoxyphenyl)prop-2-enoyl]phenyl 4-methylbenzoate (CAS 331460-25-4)
- 4-[(1Z)-3-(4-Methoxyphenyl)-3-oxoprop-1-en-1-yl]phenyl 4-methylbenzoate (CAS 331461-43-9)
- (Z)-[(4-Methoxyphenyl)methoxy][1-(3-phenyl-2,1-benzoxazol-5-yl)ethylidene]amine (CAS 344275-77-0)
- 4-(3-(4-Methoxyphenyl)pyridazino[4,3-c]isoquinolin-6-yl)morpholine (CAS 96825-92-2)
- 4-(4-Methoxyphenyl)-6-morpholino-2-phenylpyrimidine-5-carbonitrile (CAS 338395-06-5)
Recommended Standards
- N-(4-((4-Hydroxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)amino)phenyl)acetamide (CAS 67905-17-3)
- Tetraethyl heptane-1,7-diylbis(phosphonate) (CAS 5943-17-9)
- Methyl 6-amino-5-cyano-4-(4-ethoxyphenyl)-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate (CAS 865660-07-7)
- 5-(1-Hydroxyethyl)imidazolidine-2,4-dione (CAS 64420-00-4)
- Shatavarin IV (CAS 84633-34-1)
- N-Methylphenethylamine (CAS 589-08-2)
- 2-Phenyl-3-((3-(trifluoromethyl)phenyl)amino)-1H-inden-1-one (CAS 1024151-74-3)
- 2-(4-Chloro-3-ethoxy-2-fluorophenyl)acetonitrile (CAS 1323966-15-9)
- 4-Hydrazinylquinoline hydrochloride (CAS 68500-41-4)
- Semaglutide impurity 71 (CAS CATO-C4X-222671)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com