Ethyl 2-((2-chloro-4-fluorophenyl)imino)-4-(trifluoromethyl)-2,3-dihydrothiazole-5-carboxylate CAS 937597-86-9
| CAS No. | 937597-86-9 |
| Molecular Formula | C13H9ClF4N2O2S |
| Molecular Weight | 368.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Ethyl 2-((2-chloro-4-fluorophenyl)imino)-4-(trifluoromethyl)-2,3-dihydrothiazole-5-carboxylate.
Ethyl 2-((2-chloro-4-fluorophenyl)imino)-4-(trifluoromethyl)-2,3-dihydrothiazole-5-carboxylate (CAS 937597-86-9), molecular formula C13H9ClF4N2O2S and molecular weight 368.73 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H9ClF4N2O2S, Ethyl 2-((2-chloro-4-fluorophenyl)imino)-4-(trifluoromethyl)-2,3-dihydrothiazole-5-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 368.73 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
As a certified reference material (CRM), Ethyl 2-((2-chloro-4-fluorophenyl)imino)-4-(trifluoromethyl)-2,3-dihydrothiazole-5-carboxylate 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 | C13H9ClF4N2O2S |
| Molecular Weight | 368.73 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 5-(4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)phenyl)-4-ethyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 1092343-50-4)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-3-(1,3-dioxolan-2-yl)-1H-indole (CAS 338410-00-7)
- 1-Benzyl-5-chloro-6-oxo-1,6-dihydropyridazin-4-yl trifluoromethanesulfonate (CAS 856250-49-2)
- 2-(1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-indol-3-yl)acetohydrazide (CAS 339099-27-3)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-5-methyl-4-(p-tolyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860789-68-0)
- 2-[(E)-2-[(2-Chloro-6-fluorophenyl)methylidene]hydrazin-1-yl]-3-(trifluoromethyl)quinoxaline (CAS 338962-29-1)
- 3-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-3-phenylpiperidine-2,6-dione (CAS 339030-22-7)
- 3-{1-[4-chloro-3-(trifluoromethyl)phenyl]-2,5-dimethyl-1h-pyrrol-3-yl}-2-cyanoprop-2-enoic acid (CAS 743440-55-3)
Recommended Standards
- Dimethyl 5-(4-chlorophenyl)-4,6-dioxotetrahydro-2H-pyrrolo[3,4-d]isoxazole-3,3(3aH)-dicarboxylate (CAS 338420-26-1)
- (E)-2-(2-Chlorobenzoyl)-3-[4-fluoro-3-(trifluoromethyl)anilino]-2-propenenitrile (CAS 1025596-46-6)
- Piperazine Impurity 48 (CAS CATO-C4X-242748)
- 5-(Mercaptomethyl)-3-phenyl-2-thioxoimidazolidin-4-one (CAS 5789-26-4)
- Tert-butyl 3-(((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)methyl)piperidine-1-carboxylate (CAS 1417793-54-4)
- (3-(p-Tolyl)-1,2,4-oxadiazol-5-yl)methanamine hydrochloride (CAS 1224168-35-7)
- 3-(Pyridin-2-yl)cyclohexanone (CAS 110225-73-5)
- Molnupiravir Impurity 9 (CAS 886538-48-3)
- 3-ethenyl-3,6-dihydrodithiine (CAS 62488-52-2)
- 2-Chloro-4-iodo-5-(trifluoromethoxy)pyridine (CAS 1221171-84-1)
- 4-Methyl-N-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)-N-tosylbenzenesulfonamide (CAS 1333222-50-6)
- 3-{[4-(Diethylamino)benzyl]amino}-N-ethylpropanamide (CAS 1040693-73-9)
- 2-((1,2,5-Trimethylpiperidin-4-yl)amino)ethan-1-ol (CAS 113556-56-2)
- Semaglutide Impurity 192 (CAS CATO-C4X-2226192)
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