| CAS No. | 318239-32-6 |
| Molecular Formula | C25H26F3N3O3S |
| Molecular Weight | 505.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 505.55 g/mol gives (E)-[(5-{[(4-tert-butylphenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 4-methoxybenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(E)-[(5-{[(4-tert-butylphenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 4-methoxybenzoate (CAS 318239-32-6) is a high-purity analytical reference standard with the molecular formula C25H26F3N3O3S and a molecular weight of 505.55 g/mol.
Based on its molecular formula C25H26F3N3O3S, (E)-[(5-{[(4-tert-butylphenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 4-methoxybenzoate contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 505.55 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (E)-[(5-{[(4-tert-butylphenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 4-methoxybenzoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C25H26F3N3O3S |
| Molecular Weight | 505.55 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |