3-Ethyl-6-methylquinoline-2-thiol CAS 917746-33-9
| CAS No. | 917746-33-9 |
| Molecular Formula | C12H13NS |
| Molecular Weight | 203.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H13NS, 3-Ethyl-6-methylquinoline-2-thiol contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 203.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
3-Ethyl-6-methylquinoline-2-thiol (CAS 917746-33-9) is a high-purity analytical reference standard with the molecular formula C12H13NS and a molecular weight of 203.30 g/mol.
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 | C12H13NS |
| Molecular Weight | 203.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 1-Ethyl-4-methylquinoline-2(1H)-thione (CAS 53761-63-0)
- 3-Ethyl-2-methylquinoline-4(1H)-thione (CAS 332150-07-9)
- 3-Ethyl-7-methylquinoline-2-thiol (CAS 604754-92-9)
- 3-Ethyl-8-methylquinoline-2-thiol (CAS 604754-89-4)
- 6-Ethyl-3-methylquinoline-2-thiol (CAS 917749-59-8)
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- Methyl 8-methylquinoline-7-carboxylate (CAS 1030846-94-6)
- Methyl 2-methylquinoline-6-carboxylate (CAS 108166-01-4)
Recommended Standards
- 3,7,8-Trimethylquinoline-2-thiol (CAS 917749-58-7)
- 3,6,8-Trimethylquinoline-2-thiol (CAS 917749-57-6)
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