(E)-(2-chlorophenyl)(thieno[2,3-b]quinolin-2-yl)methanone oxime CAS 692737-16-9
| CAS No. | 692737-16-9 |
| Molecular Formula | C18H11ClN2OS |
| Molecular Weight | 338.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (E)-(2-chlorophenyl)(thieno[2,3-b]quinolin-2-yl)methanone oxime is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(E)-(2-chlorophenyl)(thieno[2,3-b]quinolin-2-yl)methanone oxime (CAS 692737-16-9), molecular formula C18H11ClN2OS and molecular weight 338.81 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H11ClN2OS, (E)-(2-chlorophenyl)(thieno[2,3-b]quinolin-2-yl)methanone oxime contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 338.81 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (E)-(2-chlorophenyl)(thieno[2,3-b]quinolin-2-yl)methanone oxime under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H11ClN2OS |
| Molecular Weight | 338.81 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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