4-[(1E)-3-(4-Chlorophenyl)-3-oxoprop-1-en-1-yl]phenyl 4-chlorobenzene-1-sulfonate CAS 331460-95-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331460-95-8 |
| Molecular Formula | C21H14Cl2O4S |
| Molecular Weight | 433.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-[(1E)-3-(4-Chlorophenyl)-3-oxoprop-1-en-1-yl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-95-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H14Cl2O4S. Molecular weight: 433.30 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H14Cl2O4S |
| Molecular Weight | 433.30 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related E Standards
- (E)-[(4-Chlorophenyl)methoxy]({4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methylidene)amine (CAS 338396-08-0)
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- 2-{[(4-chlorophenyl)methyl]sulfanyl}-4-[(4-chlorophenyl)sulfanyl]-5,6,7,8-tetrahydroquinazoline (CAS 339019-14-6)
- (4-((4-Chlorophenyl)sulfonyl)quinolin-3-yl)(thiomorpholino)methanone (CAS 1111014-26-6)
- {5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl}methyl 2,2-dichloroacetate (CAS 318239-60-0)
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Recommended Standards
- 2-((1-Cyanocyclohexyl)(methyl)amino)-2-oxoethyl 5-bromo-3-methylbenzofuran-2-carboxylate (CAS 874641-11-9)
- 4-[(1Z)-3-Oxo-3-phenylprop-1-en-1-yl]phenyl 2,5-dichlorobenzene-1-sulfonate (CAS 298215-89-1)
- 1,4,5,8-Tetraamino-2-bromo-7-(pentyloxy)anthracene-9,10-dione (CAS 88603-41-2)
- 8-Chloro-2-(3-hydroxypropyl)-5-methoxyisoquinolin-1(2H)-one (CAS 2114724-09-1)
- (4-Chloro-3-(methoxymethyl)phenyl)boronic acid (CAS 1392415-54-1)
- Iomeprol Impurity 7 (CAS CATO-C4X-18207)
- (E)-1-Methoxy-3-methyl-5-(2-nitrovinyl)benzene (CAS 1579518-27-6)
- 2-[cyclobutyl(methyl)amino]acetic acid (CAS 1497315-37-3)
- Cesium Lead Tribromide (Low water content) (CAS 15243-48-8)
- Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 1428134-39-7)
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