4-Methyl-5-(methylsulfanyl)pyridine-3-carboxylic acid CAS 2145093-85-0
| CAS No. | 2145093-85-0 |
| Molecular Formula | C8H9NO2S |
| Molecular Weight | 183.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-5-(methylsulfanyl)pyridine-3-carboxylic acid (C8H9NO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 4-Methyl-5-(methylsulfanyl)pyridine-3-carboxylic acid (CAS 2145093-85-0), a certified reference material (molecular formula C8H9NO2S, MW 183.23 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Methyl-5-(methylsulfanyl)pyridine-3-carboxylic acid 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 | C8H9NO2S |
| Molecular Weight | 183.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 4-Methyl-6-methylsulfanyl-nicotinic acid (CAS 1355177-67-1)
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- 6-(methylsulfanyl)-N-propylpyrimidin-4-amine (CAS 1518623-94-3)
- bis(methylsulfanyl)-1,3,4-thiadiazole (CAS 7653-69-2)
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Recommended Standards
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- 1-(butan-2-yl)-2-(trifluoromethyl)-1H-1,3-benzodiazol-5-amine (CAS 1479797-03-9)
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Why CATO?
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