2-(3-Methylphenyl)-4-[3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-1,2-dihydrophthalazin-1-one CAS 1207035-43-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1207035-43-5 |
| Molecular Formula | C26H22N4O5 |
| Molecular Weight | 470.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3-Methylphenyl)-4-[3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-1,2-dihydrophthalazin-1-one (CAS 1207035-43-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H22N4O5. Molecular weight: 470.48 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H22N4O5 |
| Molecular Weight | 470.48 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 |
Related Methylphenyl Standards
- 6-[(E)-2-(4-Methylphenyl)ethenyl]-4-[(Z)-2-(4-methylphenyl)ethenyl]-2-{[(2-methylphenyl)methyl]sulfanyl}pyridine-3-carbonitrile (CAS 303985-39-9)
- 6-[(E)-2-(4-Methylphenyl)ethenyl]-4-[(Z)-2-(4-methylphenyl)ethenyl]-2-{[(3-methylphenyl)methyl]sulfanyl}pyridine-3-carbonitrile (CAS 303985-40-2)
- 6-[(E)-2-(4-Methylphenyl)ethenyl]-4-[(Z)-2-(4-methylphenyl)ethenyl]-2-{[(4-methylphenyl)methyl]sulfanyl}pyridine-3-carbonitrile (CAS 303985-50-4)
- 2-{2-[(3-methylphenyl)formamido]acetamido}ethyl 3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carboxylate (CAS 338419-60-6)
- {1-methyl-5-[(4-methylphenyl)sulfanyl]-3-phenyl-1H-pyrazol-4-yl}methyl N-(4-chlorophenyl)carbamate (CAS 318234-02-5)
- 2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}-N-[(4-methylphenyl)methyl]acetamide (CAS 1040649-67-9)
- {4-[(4-methylphenyl)sulfanyl]-3-nitrophenyl}methyl N-(3,4-dichlorophenyl)carbamate (CAS 320424-10-0)
- {4-[(4-methylphenyl)sulfanyl]-3-nitrophenyl}methyl N-[3-(trifluoromethyl)phenyl]carbamate (CAS 320424-09-7)
Recommended Standards
- Fezolinetant impurity 5 (CAS 2854332-45-7)
- 4,4'-(3-(Pyridin-2-yl)-1,2,4-triazine-5,6-diyl)dibenzenesulfonic acid (CAS 32796-55-7)
- Enzalutamide-d6 (CAS 1443331-94-9)
- 1-(1,3-Dimethyl-1h-1,2,4-triazol-5-yl)-1-phenylethan-1-amine (CAS 1248186-25-5)
- 3-(4-(N,N-dimethylsulfamoyl)phenyl)propanoic acid (CAS 91248-47-4)
- 1-(1-Methoxypropan-2-yl)-1h-indazol-6-amine (CAS 1342356-93-7)
- 1-Oxo-1,3-dihydro-2-benzofuran-4-sulfonyl chloride (CAS 1114822-78-4)
- (4-Chlorophenyl)(3-methylbenzofuran-2-yl)methanone (CAS 67534-79-6)
- ((2R,3R,4R,5R)-4-Bromo-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3-((methylsulfonyl)oxy)tetrahydrofuran-2-yl)methyl benzoate (CAS 165047-01-8)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
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