2-(Methylsulfanyl)-1,3-thiazole-5-carboxylic acid CAS 635283-90-8
| CAS No. | 635283-90-8 |
| Molecular Formula | C5H5NO2S2 |
| Molecular Weight | 175.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H5NO2S2, 2-(Methylsulfanyl)-1,3-thiazole-5-carboxylic acid contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.23 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).
2-(Methylsulfanyl)-1,3-thiazole-5-carboxylic acid (CAS 635283-90-8) is a high-purity analytical reference standard with the molecular formula C5H5NO2S2 and a molecular weight of 175.23 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.
As a certified reference material (CRM), 2-(Methylsulfanyl)-1,3-thiazole-5-carboxylic acid 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 | C5H5NO2S2 |
| Molecular Weight | 175.23 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methylsulfanyl Standards
- 4-(Methylsulfanyl)isoquinoline (CAS 38896-71-8)
- [6-(methylsulfanyl)pyridin-3-yl]boronic acid (CAS 321438-86-2)
- [2-(methylsulfanyl)pyrimidin-5-yl]boronic acid (CAS 348098-29-3)
- [1-methyl-4-(methylsulfanyl)piperidin-4-yl]methanamine (CAS 1468992-03-1)
- 6-(methylsulfanyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 55084-74-7)
- 3-(methylsulfanyl)thiophene-2-carboxylic acid (CAS 60166-80-5)
- 5-(Methylsulfanyl)thiophene-3-carboxylic acid (CAS 88511-90-4)
- 6-(methylsulfanyl)pyrazine-2-carboxylic acid (CAS 1522334-39-9)
Recommended Standards
- 2-(Isobutylamino)nicotinonitrile (CAS 77276-32-5)
- 2-(Methylthio)thiazole-4-carboxylic acid (CAS 907543-75-3)
- 2-(Imidazo[1,2-a]pyridin-2-yl)-N-methylethan-1-amine (CAS 687973-54-2)
- 2-(Pyridin-2-yl)cyclohexan-1-one (CAS 3311-57-7)
- 2-Chloro-1-iodo-4-(methylsulfonyl)benzene (CAS 779331-07-6)
- 2,6-Diamino-9h-purine-8-thiol (CAS 462066-71-3)
- 4-(Cyclohexylamino)butan-1-ol (CAS 78345-58-1)
- tert-butyl N-{3-[(6-fluoropyrimidin-4-yl)amino]propyl}carbamate (CAS 1690948-31-2)
- n-(2-Amino-4-fluorophenyl)pyridine-2-carboxamide (CAS 926248-26-2)
- mer-Iridium(III) tris(1-phenyl-3-methylbenzimidazolin-2-ylidene-C,C2' ) (CAS 926292-95-7)
- N-Ethyl-N-((3-methoxydibenzo[b,d]furan-4-yl)methyl)ethanamine (CAS 42840-14-2)
- 7-Fluoro-1,5-naphthyridin-4-ol (CAS 1437790-06-1)
- Crisaborole Impurity 143 (CAS CATO-C4X-2021143)
- 107444-51-9 0JS9125PIZ Glucagon-like peptide 1 (7-36) Glucagon-related peptide 1 (Rana catesbeiana), 3-L-glutamic acid-10-L-valine-16-glycine-17-L-glutamine-23-L-isoleucine-24-L-alanine-27-L-valine-30-L-argininamide-31-de-L-proline-32-de-L-lysine- Glp-I (7-36) Proglucagon (78-107) Human glucagon-like peptide-1-(7-36) amide Human GLP-1-(7-36)-amide Glucagon-like peptide-I(7-36) amide Rat GLP-I(7-36)amide Insulinotropin (human) MKC 253 UNII-0JS9125PIZ (CAS 107444-51-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com