(2E,5E)-5-[(3-Chlorophenyl)methylidene]-3-methyl-2-(nitromethylidene)-1,3-thiazolidin-4-one CAS 338417-44-0
| CAS No. | 338417-44-0 |
| Molecular Formula | C12H9ClN2O3S |
| Molecular Weight | 296.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures (2E,5E)-5-[(3-Chlorophenyl)methylidene]-3-methyl-2-(nitromethylidene)-1,3-thiazolidin-4-one 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.
(2E,5E)-5-[(3-Chlorophenyl)methylidene]-3-methyl-2-(nitromethylidene)-1,3-thiazolidin-4-one (CAS 338417-44-0) is a high-purity analytical reference standard with the molecular formula C12H9ClN2O3S and a molecular weight of 296.73 g/mol.
Based on its molecular formula C12H9ClN2O3S, (2E,5E)-5-[(3-Chlorophenyl)methylidene]-3-methyl-2-(nitromethylidene)-1,3-thiazolidin-4-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 296.73 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C12H9ClN2O3S |
| Molecular Weight | 296.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- (2-Chlorophenyl)diphenylphosphane (CAS 35035-62-2)
- {2-[(4-Chlorobenzoyl)amino]-1,3-thiazol-4-yl}acetic acid (CAS 255874-78-3)
- 4'-(Chlorosulfonyl)-[1,1'-biphenyl]-3-carboxylic acid (CAS 1417793-58-8)
- 2-((4-Chlorobenzo[d]thiazol-2-yl)carbamoyl)cyclopropane-1-carboxylic acid (CAS 866150-62-1)
- 2-Hydroxybutane-1,2,4-tricarboxylic acid (CAS 3562-74-1)
- Piperidine-3-sulfonic acid (CAS 51036-12-5)
- 4,5-diiodo-2-methyl-triazole (CAS 859790-39-9)
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- tert-butyl 2-(ethenesulfonyl)acetate (CAS 1803588-99-9)
- 5-Cyclopropyl-3-phenyl-1,2,4-oxadiazole (CAS 884637-65-4)
- 14-Chlorodehydroabietic Acid (CAS 65281-76-7)
- Peptide Impurity 24 (CAS CATO-CPTD788824)
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 18665070610 / Nicole.chen@cato-chem.com