2-Methylthiazole-5-sulfonamide CAS 519055-67-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 519055-67-5 |
| Molecular Formula | C4H6N2O2S2 |
| Molecular Weight | 178.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methylthiazole-5-sulfonamide (CAS 519055-67-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H6N2O2S2. Molecular weight: 178.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H6N2O2S2 |
| Molecular Weight | 178.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Methylthiazole Standards
- 2-Methylthiazole-4-sulfonamide (CAS 1849210-80-5)
- 4-Methylthiazole-5-sulfonic acid (CAS 114389-49-0)
- 4-Methylthiazole-2-sulfonyl fluoride (CAS 1935953-45-9)
- 5-Ethyl-2-methylthiazole-4-carboxylic acid (CAS 113366-74-8)
- 2-Ethyl-5-methylthiazole-4-carboxylic acid (CAS 113366-76-0)
- 4-Ethyl-2-methylthiazole-5-carboxylic acid (CAS 119778-44-8)
- Ethyl 4-methylthiazole-2-carboxylate (CAS 7210-73-3)
- Ethyl 5-methylthiazole-2-carboxylate (CAS 58334-08-0)
Recommended Standards
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- 2-Methyl-N-(pyridin-2-yl)butanamide (CAS 349576-62-1)
- 1-Chlorocyclopropane-1-sulfonyl chloride (CAS 2137822-87-6)
- 5-[2-(2,6-dioxo-3-piperidyl)-1-oxo-isoindolin-4-yl]pent-4-ynoic acid (CAS 2640724-25-8)
- 5-Chloro-3-methyl-1-(propan-2-yl)-1h-pyrazole (CAS 1480458-98-7)
- 5-Norbornen-2-ol, endo and exo blend (CAS 13080-90-5)
- tert-Butyl (2-iodo-4-methylphenyl)carbamate (CAS 1017279-68-3)
- 1-(2,3-Dichlorophenyl)-2,2-dimethylbutan-1-one (CAS 898765-92-9)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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