5-Methylquinoline-8-thiol CAS 66493-38-7
| CAS No. | 66493-38-7 |
| Molecular Formula | C10H9NS |
| Molecular Weight | 175.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H9NS, 5-Methylquinoline-8-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 175.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
5-Methylquinoline-8-thiol (CAS 66493-38-7), molecular formula C10H9NS and molecular weight 175.25 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Methylquinoline-8-thiol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H9NS |
| Molecular Weight | 175.25 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.) | 1975 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methylquinoline Standards
- 2-Methylquinoline-8-thiol (CAS 10222-10-3)
- 4-Methylquinoline-8-thiol (CAS 13982-83-7)
- 2-Methylquinoline-4-thiol (CAS 90945-94-1)
- 4-Methylquinoline-2-thiol (CAS 4437-65-4)
- 7-Methylquinoline-2,4(1H,3H)-dione (CAS 1025796-07-9)
- 2-Methylquinoline-4,8-diol (CAS 10529-34-7)
- 2-Methylquinoline-7,8-diol (CAS 10529-35-8)
- 2-Methylquinoline-5,8-diol (CAS 10529-38-1)
Recommended Standards
- 5-Methyl-2-phenylthiazole (CAS 5221-69-2)
- 5-Phenylthiophen-3-amine (CAS 75782-81-9)
- 5-Methyl-2-(3-thienyl)pyridine (CAS 56421-82-0)
- 6-(Methylsulfonyl)-2-azaspiro[3.3]heptane (CAS 2309447-69-4)
- 2-Methyl-2-phenoxypropanoyl chloride (CAS 50389-29-2)
- 5-(3,4,5-Trimethoxyphenyl)-1H-pyrazol-3-amine (CAS 502133-05-3)
- N-(3-Amino-4-methylphenyl)-3-methylbutanamide (CAS 946769-33-1)
- 4-Furan-2-yl-2,3,3a,4,5,9b-hexahydro-furo[3,2-c]-quinoline (CAS 1164528-57-7)
- 6,7-Dimethyl-1H-indole-2-carboxylic acid (CAS 383132-15-8)
- 3-Chloro-4,7-difluorobenzo[b]thiophene-2-carbonyl chloride (CAS 566172-81-4)
- 2,2-Dimethyl-1,3-dioxane-5-carboxylic acid (CAS 162635-09-8)
- 3-(5-Fluoro-2-methylphenyl)pentan-3-ol (CAS 1339479-27-4)
- 4-Bromo-2-mercaptobenzonitrile (CAS 1374517-99-3)
- Semaglutide (CAS CATO-C4X-2226105)
Why CATO?
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