(E)-5-((2-chlorobenzyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde O-(2-chloroacetyl) oxime CAS 321553-34-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321553-34-8 |
| Molecular Formula | C15H12Cl2F3N3O2S |
| Molecular Weight | 426.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-5-((2-chlorobenzyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde O-(2-chloroacetyl) oxime (CAS 321553-34-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H12Cl2F3N3O2S. Molecular weight: 426.24 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H12Cl2F3N3O2S |
| Molecular Weight | 426.24 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 9.0 |
| 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
- 3-((4-Chlorobenzyl)sulfonyl)-N-(4-chlorophenyl)thiophene-2-carboxamide (CAS 251097-10-6)
- 3-((2-Chlorobenzyl)thio)-5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 443738-33-8)
- 3-((3-Chlorobenzyl)thio)-5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 477332-59-5)
- N-(4-chlorobenzyl)-2-((3-cyano-4-(trifluoromethyl)-6,7-dihydro-5H-cyclopenta[b]pyridin-2-yl)thio)acetamide (CAS 626221-53-2)
- 1-(4-Chlorobenzyl)-4-(2,4-difluorobenzoyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-43-8)
- 2-((5-((4-Chlorobenzyl)thio)-1,3,4-thiadiazol-2-yl)thio)-N-(2-cyano-3-methylbutan-2-yl)acetamide (CAS 790288-44-7)
- 1,3-Bis(4-chlorobenzyl)-2-(4-methoxyphenyl)imidazolidine (CAS 5428-35-3)
- N-(2-Chlorobenzyl)-5-phenyl-7-(p-tolyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 477233-00-4)
Recommended Standards
- 5-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)sulfonyl)thiophene-2-sulfonyl chloride (CAS 175203-00-6)
- 2,3-Dichloro-4-(ethylsulfonyl)-N-(4-(trifluoromethyl)phenyl)benzamide (CAS 477867-71-3)
- 2,4-Difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide (CAS 1083326-73-1)
- 1243000-01-2 (3,5-Difluorophenyl){[4-(piperidin-1-ylmethyl)-2-thienyl]methyl}amine MFCD15732326 (CAS 1243000-01-2)
- 3α-O-tert-Butyldimethylsilyl Tetrahydro Cortisone (CAS 83274-73-1)
- Cilnidipine Impurity 7 (CAS 146845-35-4)
- 4-Amino-2-(propylamino)pyrimidine-5-carboxylic acid (CAS 876516-52-8)
- 2,2'-(Piperidine-2,6-diyl)bis(1-phenylethan-1-one) (CAS 864969-17-5)
- Sitagliptin Impurity 118 (CAS 1261633-32-2)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
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