(5E)-5-(3-Chloro-4-hydroxybenzylidene)-2-mercapto-3-phenyl-3,5-dihydro-4H-imidazol-4-one 497835-71-9 CAS 497835-71-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 497835-71-9 |
| Molecular Formula | C16H11ClN2O2S |
| Molecular Weight | 330.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5E)-5-(3-Chloro-4-hydroxybenzylidene)-2-mercapto-3-phenyl-3,5-dihydro-4H-imidazol-4-one 497835-71-9 (CAS 497835-71-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H11ClN2O2S. Molecular weight: 330.79 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H11ClN2O2S |
| Molecular Weight | 330.79 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related E Standards
- 3-{[(3Z)-5-chloro-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino}-1-phenylthiourea (CAS 1370320-21-0)
- 2-Chloro-N-[(5E)-5-[(3-fluorophenyl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetamide (CAS 866154-63-4)
- 3-[(2-Chloro-6-fluorophenyl)methanesulfonyl]-5-methyl-1,2-thiazole-4-carbonitrile (CAS 343375-68-8)
- 4-((2-Chloro-3-phenylallylidene)amino)-3-(furan-2-yl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478253-73-5)
- 4-(4-Chloro-3-ethyl-3-methyl-2,5-dioxopyrrolidin-1-yl)benzenesulfonamide (CAS 65116-25-8)
- 6-Chloro-N-cyclopropyl-4-methanesulfonyl-3,4-dihydro-2H-1,4-benzoxazine-2-carboxamide (CAS 866142-51-0)
- N-(3-Chloro-4-methoxyphenyl)-2-(2-mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetamide (CAS 1142206-98-1)
- N-(5-Chloro-2-methoxyphenyl)-2-(2-mercapto-4-oxo-4,5-dihydro-1,3-thiazol-5-yl)acetamide (CAS 1142207-00-8)
Recommended Standards
- N'-Benzylidene-3-(5-chlorothiophen-2-yl)-1H-pyrazole-5-carbohydrazide (CAS 302918-74-7)
- 3,4,5-Tribromophenol (CAS 116434-90-3)
- N-(5-(2-Chloropyridin-4-yl)-1,3,4-thiadiazol-2-yl)-2-phenylacetamide (CAS 474327-31-6)
- α-Methyl Serotonin Maleate Salt (CAS 97469-12-0)
- 4,5-Dichlorofuran-2-carbonitrile (CAS 1403566-73-3)
- trans-Cyclohexane-1,2-dicarboxylic acid (CAS 2305-32-0)
- 3-Amino-6-chloro-5-hydroxypyrazine-2-carboxylic acid (CAS 14317-42-1)
- 3-(5-Bromofuran-2-yl)-3-oxopropanenitrile (CAS 93277-17-9)
- 2-(4-Benzylpiperazin-1-yl)-4-oxo-4-(p-tolyl)butanoic acid (CAS 329079-61-0)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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 13829788188 / jacky.chen@cato-chem.com