2-Methoxy-4-(((3-(2-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4(5H)-yl)imino)methyl)phenyl acetate CAS 478257-24-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478257-24-8 |
| Molecular Formula | C19H18N4O4S |
| Molecular Weight | 398.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methoxy-4-(((3-(2-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4(5H)-yl)imino)methyl)phenyl acetate (CAS 478257-24-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H18N4O4S. Molecular weight: 398.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H18N4O4S |
| Molecular Weight | 398.44 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Amino-4-((((2S,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl)thio)-2-methylbutanoic acid (CAS 61102-32-7)
- Adenine Impurity 16 (CAS 78548-84-2)
- 2-Amino-3-((((2S,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl)thio)-3-methylbutanoic acid (CAS 88643-32-7)
- 2-Methyl-6-(pyrrolidin-1-yl)pyridin-3-amine (CAS 1216094-51-7)
- tert-Butyl 3-(((2-(trifluoromethyl)phenyl)amino)methyl)pyrrolidine-1-carboxylate (CAS 887591-06-2)
- 5-Fluoro-3-methyl-3-propyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918645-86-0)
- Bosutinib Impurity 19 (CAS 380843-12-9)
- 4,5,6,7-Tetrahydro-2H-isoindole (CAS 51649-35-5)
- 1-Ethyl-N-isopentyl-1H-pyrazol-4-amine hydrochloride (CAS 1856091-35-4)
- (Tyr9)-Cholecystokinin Octapeptide (sulfated) (H-9770.0005) (CAS 96607-61-3)
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