4-{[(E)-2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]ethenyl]amino}-N,N-dimethylbenzene-1-sulfonamide CAS 303997-75-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303997-75-3 |
| Molecular Formula | C16H15ClF3N3O2S |
| Molecular Weight | 405.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-{[(E)-2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]ethenyl]amino}-N,N-dimethylbenzene-1-sulfonamide (CAS 303997-75-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H15ClF3N3O2S. Molecular weight: 405.82 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H15ClF3N3O2S |
| Molecular Weight | 405.82 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
- 1-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)methyl)-3-(3,4-dimethoxyphenyl)thiourea (CAS 326815-17-2)
- 4-Chloro-6-phenyl-2-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)pyrimidine-5-carbonitrile (CAS 303985-09-3)
- N-(3-chloro-4-(cyano(phenyl)methyl)phenyl)-3-methyl-5-nitrobenzamide (CAS 1646643-53-9)
- 2-(7-Chloro-4-oxoquinazolin-3(4H)-yl)-N-(4-phenoxyphenyl)acetamide (CAS 618444-17-0)
- 5-Chloro-1-(4-nitrobenzyl)-3-phenyl-1H-indole-2-carboxamide (CAS 339098-47-4)
- Ethyl 1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 339102-32-8)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)amino)-2-oxoethyl 2-(methylthio)nicotinate (CAS 502968-59-4)
- 3-(6-Chloro-1-(1,4-dioxaspiro[4.5]decan-8-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)-8-oxa-3-azabicyclo[3.2.1]octane (CAS 1144080-35-2)
Recommended Standards
- 1-(4-Chlorobenzenesulfonyl)-4-[3-(trifluoromethyl)pyridin-2-yl]piperazine (CAS 478077-42-8)
- tert-Butyl (3-(4-chloro-2-(2,6-difluorobenzoyl)phenyl)prop-2-yn-1-yl)carbamate (CAS 869366-03-0)
- (E)-({5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl}methylidene)amino 2-methylpropanoate (CAS 321553-21-3)
- Pomalidomide-C6-OH (CAS 2140807-30-1)
- 5-(Methylsulfonyl)pyrimidine-2,4(1H,3H)-dione (CAS 16417-11-1)
- 2-methoxy-4-(4-(1-methylpiperidin-4-yl)piperazin-1-yl)aniline (CAS 877676-39-6)
- 1-Propyl-1H-indazol-4-amine (CAS 1378078-42-2)
- 5-CHloro-n-cyclopentylpyrimidin-2-amine (CAS 1516637-37-8)
- Methyl 2-[(cyanoacetyl)amino]-5-[(dimethylamino)-carbonyl]-4-methylthiophene-3-carboxylate (CAS 546090-59-9)
- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
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