| CAS No. | 38401-71-7 |
| Molecular Formula | C11H17ClOS |
| Molecular Weight | 232.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 38401-71-7 5-(4-Chloro-phenyl)-thiophene-2-carbaldehyde 5-(4-chlorophenyl)-2-thiophenecarbaldehyde 5-(4-chlorophenyl)thiophene-2-carbaldehyde 5-(4-chlorophenyl)thiophene-2-carboxaldehyde is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 38401-71-7 5-(4-Chloro-phenyl)-thiophene-2-carbaldehyde 5-(4-chlorophenyl)-2-thiophenecarbaldehyde 5-(4-chlorophenyl)thiophene-2-carbaldehyde 5-(4-chlorophenyl)thiophene-2-carboxaldehyde (CAS 38401-71-7), a certified reference material (molecular formula C11H17ClOS, MW 232.77 g/mol) for analytical method development and quality control.
Owing to sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, 38401-71-7 5-(4-Chloro-phenyl)-thiophene-2-carbaldehyde 5-(4-chlorophenyl)-2-thiophenecarbaldehyde 5-(4-chlorophenyl)thiophene-2-carbaldehyde 5-(4-chlorophenyl)thiophene-2-carboxaldehyde is typically white to off-white low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 232.77 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
| Molecular Formula | C11H17ClOS |
| Molecular Weight | 232.77 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |