5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one CAS 623936-03-8
| CAS No. | 623936-03-8 |
| Molecular Formula | C25H22FN3O2S2 |
| Molecular Weight | 479.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one (CAS 623936-03-8), molecular formula C25H22FN3O2S2 and molecular weight 479.59 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution, 5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 479.59 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 5-((3-(3-Fluoro-4-methylphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-((tetrahydrofuran-2-yl)methyl)-2-thioxothiazolidin-4-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C25H22FN3O2S2 |
| Molecular Weight | 479.59 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Fluoro Standards
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- Ethyl 2-(3-(3-fluoro-4-methylbenzoyl)-4-hydroxy-5-oxo-2-(pyridin-3-yl)-2,5-dihydro-1H-pyrrol-1-yl)-4-methylthiazole-5-carboxylate (CAS 618072-71-2)
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- Methyl 2-(3-(3-fluoro-4-methylbenzoyl)-2-(2-fluorophenyl)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)-4-methylthiazole-5-carboxylate (CAS 618072-60-9)
- Methyl 2-(3-(3-fluoro-4-methylbenzoyl)-2-(3-fluorophenyl)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)-4-methylthiazole-5-carboxylate (CAS 618072-65-4)
Recommended Standards
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