4-[3-(3,5-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-2-(3-methylphenyl)-1,2-dihydrophthalazin-1-one CAS 1291868-99-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1291868-99-9 |
| Molecular Formula | C25H20N4O4 |
| Molecular Weight | 440.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-[3-(3,5-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-2-(3-methylphenyl)-1,2-dihydrophthalazin-1-one (CAS 1291868-99-9) pharmaceutical standards reference standard. Molecular formula: C25H20N4O4. Molecular weight: 440.45 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C25H20N4O4 |
| Molecular Weight | 440.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
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- 5-[3-(3,4-Dimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazole (CAS 1775439-98-9)
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Recommended Standards
- Candesartan Ethyl Ester Desethyl Analog (CAS 1225044-20-1)
- (S)-6-Amino-5-(1-(4-(benzyloxy)-3-methoxyphenyl)-2-nitroethyl)-1,3-dimethylpyrimidine-2,4(1H,3H)-dione (CAS 736948-88-2)
- Diethyl 2,6-dimethyl-4-(5-(2-nitrophenyl)furan-2-yl)-1,4-dihydropyridine-3,5-dicarboxylate (CAS 104024-40-0)
- 1378754-70-1 3-(3-Hydroxyphenyl)-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2,4-dione MFCD20611937 (CAS 1378754-70-1)
- 3'-Fluoro-4'-methoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 716344-20-6)
- 1-(3-Bromobut-3-en-1-yl)-3,5-difluorobenzene (CAS 951892-78-7)
- 1-Benzyl-4-imino-1,4-dihydropyridin-3-amine hydrobromide (CAS 2247925-36-4)
- 2-((Hexyloxy)methyl)aniline (CAS 80171-95-5)
- 2-((6-Chloropyridazin-3-yl)oxy)quinoxaline (CAS 1065484-80-1)
- Liraglutide Impurity 21 TFA Salt (CAS CATO-C4X-199221)
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