(E)-({5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methylidene)(methoxy)amine CAS 321998-45-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321998-45-2 |
| Molecular Formula | C18H16ClN3OS |
| Molecular Weight | 357.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-({5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methylidene)(methoxy)amine (CAS 321998-45-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H16ClN3OS. Molecular weight: 357.86 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H16ClN3OS |
| Molecular Weight | 357.86 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| 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 | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- (4-(Benzo[d]thiazol-2-yl)piperazin-1-yl)(4-chlorophenyl)methanone (CAS 309290-28-6)
- (E)-N'-((1-(4-chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)methylene)thiophene-3-carbohydrazide (CAS 866042-24-2)
- 1-(4-Chlorobenzenesulfonyl)-N'-[(1E)-propylidene]piperidine-4-carbohydrazide (CAS 478030-75-0)
- N-(4-Pyridyl)-N'-(2,4,6-trichlorophenyl)urea (CAS 97627-27-5)
- 5-Methoxy-3-propyl-1H-indole (CAS 138469-77-9)
- 1-Cyclopropyl-1H-pyrazole (CAS 1151814-36-6)
- Econazole impurity 28 (CAS 56719-70-1)
- 4-Methyl-N-((4-(thiophen-2-yl)tetrahydro-2H-pyran-4-yl)methyl)benzenesulfonamide (CAS 1203192-01-1)
- 1-(2-Nitrophenyl)-1H-imidazole-2-sulfonamide (CAS 89518-00-3)
- (Pro30,Tyr32,Leu34)-Neuropeptide Y (28-36) (CAS 161650-01-7)
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