(E)-5-((4-chlorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde O-(2,6-dichlorobenzyl) oxime CAS 321533-81-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321533-81-7 |
| Molecular Formula | C19H13Cl3F3N3OS |
| Molecular Weight | 494.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-5-((4-chlorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde O-(2,6-dichlorobenzyl) oxime (CAS 321533-81-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H13Cl3F3N3OS. Molecular weight: 494.75 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H13Cl3F3N3OS |
| Molecular Weight | 494.75 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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 | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related E Standards
- (E)-({5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl}methylidene)[(2,4-dichlorophenyl)methoxy]amine (CAS 321553-27-9)
- (E)-5-((4-chlorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde O-(3,4-dichlorobenzyl) oxime (CAS 321553-45-1)
- 4-(2-((4-(4-Chlorophenyl)-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)acetamido)benzoic acid (CAS 578001-81-7)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-dimethoxyphenyl)acetamide (CAS 332948-00-2)
- Ethyl 2-{2-[(4-chlorophenyl)methanesulfonyl]-4,5-diphenyl-1H-imidazol-1-yl}acetate (CAS 866038-68-8)
- Methyl 3-(2-chlorophenyl)-5-(4-chlorophenyl)-4,6-dioxo-1-phenyloctahydropyrrolo[3,4-c]pyrrole-1-carboxylate (CAS 317821-80-0)
- Methyl 3-(3-chlorophenyl)-5-(4-chlorophenyl)-4,6-dioxo-1-phenyl-octahydropyrrolo[3,4-c]pyrrole-1-carboxylate (CAS 317821-79-7)
- 4-(4-Chlorophenyl)-1-{5-[(4-chlorophenyl)sulfanyl]-4-phenyl-1,3-thiazol-2-yl}-1H-pyrazol-5-amine (CAS 956205-96-2)
Recommended Standards
- 6-Chloro-5-iodo-N,N-bis(4-methoxybenzyl)pyridin-2-amine, >97% (CAS 1454285-39-2)
- Vitamin K1 Impurity 35 (CAS 50281-47-5)
- CAS 327178-90-5 (CAS 327178-90-5)
- 5-Chloro-3-(trifluoromethyl)-1,2,4-thiadiazole (CAS 672-35-5)
- N-(Piperidin-4-ylmethyl)pyrazin-2-amine hydrochloride (CAS 1185309-33-4)
- 4-(6-Hydroxy-3-oxo-3H-xanthen-9-yl)isophthalic acid (CAS 500533-95-9)
- 9-Octadecenoic acid (9Z)-, 1,1'-(2,2-dimethyl-1,3-propanediyl) ester (CAS 42222-50-4)
- N-(2,3,5,6-Tetrafluorophenyl)acetamide (CAS 1766-14-9)
- 951887-70-0 2-Chloro-3-[(3,4-Methylenedioxy)phenyl]-1-propene MFCD07782409 (CAS 951887-70-0)
- Tirzepatide Impurity 20 (CAS CATO-C4X-324020)
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