(E)-[(5-{[(2-chlorophenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 4-methoxybenzoate CAS 321553-41-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321553-41-7 |
| Molecular Formula | C21H17ClF3N3O3S |
| Molecular Weight | 483.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-[(5-{[(2-chlorophenyl)methyl]sulfanyl}-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methylidene]amino 4-methoxybenzoate (CAS 321553-41-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H17ClF3N3O3S. Molecular weight: 483.89 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H17ClF3N3O3S |
| Molecular Weight | 483.89 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) | 13.0 |
| 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
- Ethyl 5-(4-chlorophenyl)-7-methyl-2-(4-nitrobenzylidene)-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 300377-47-3)
- (2Z)-3-[4-(4-Chlorophenyl)-7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5-trien-3-yl]-2-[3-(trifluoromethyl)phenyl]prop-2-enenitrile (CAS 383147-93-1)
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Recommended Standards
- N-(5-((6-Acetamidopyridin-3-yl)oxy)-2-chlorophenyl)-3-(4-fluorophenyl)-2-oxoimidazolidine-1-carboxamide (CAS 1020536-04-2)
- Methyl (E)-2-((4-((((4-chlorobenzyl)oxy)imino)methyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)thio)benzoate (CAS 318239-33-7)
- 2-[(3E)-3-[(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}-2-oxoethoxy)imino]-1-(dimethylamino)propylidene]propanedinitrile (CAS 339102-94-2)
- 2-Amino-N-(5-propyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 1175836-99-3)
- Tris(2,4-dimethoxyphenyl)phosphane (CAS 95704-29-3)
- tert-Butyl (1-(2-hydroxyethyl)pyrrolidin-3-yl)(methyl)carbamate (CAS 1353977-33-9)
- 10-Methyl-9-(phenoxycarbonyl)acridinium (fluorosulfonate) (CAS 149300-54-9)
- (S)-3-(2-Amino-ethylsulfanyl)-pyrrolidine-1-carboxylic acid benzyl ester (CAS 1353953-82-8)
- 2-(5-(tert-Butyl)-2-hydroxyphenyl)-2-methylpropanenitrile (CAS 1246217-34-4)
- Bradykinin-Like Neuropeptide (Aplysia californica) (H-1654.0001) (CAS 165174-60-7)
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