(3-Amino-4,6-dimethylthieno[2,3-b]pyridin-2-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone CAS 692747-83-4
| CAS No. | 692747-83-4 |
| Molecular Formula | C19H19N3OS |
| Molecular Weight | 337.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (3-Amino-4,6-dimethylthieno[2,3-b]pyridin-2-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(3-Amino-4,6-dimethylthieno[2,3-b]pyridin-2-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone (CAS 692747-83-4), molecular formula C19H19N3OS and molecular weight 337.44 g/mol, is a CATO reference standard with documented purity and traceability.
(3-Amino-4,6-dimethylthieno[2,3-b]pyridin-2-yl)(3,4-dihydroquinolin-1(2H)-yl)methanone (C19H19N3OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C19H19N3OS |
| Molecular Weight | 337.44 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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