3-Methyl-2-thioxothiazolidin-4-one CAS 4807-55-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4807-55-0 |
| Molecular Formula | C4H5NOS2 |
| Molecular Weight | 147.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-2-thioxothiazolidin-4-one (CAS 4807-55-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H5NOS2. Molecular weight: 147.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H5NOS2 |
| Molecular Weight | 147.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- 1-(2-Thioxothiazolidin-3-yl)ethanone (CAS 76397-53-0)
- 3-Ethyl-2-thioxothiazolidin-4-one (CAS 7648-01-3)
- 4-Thioxothiazolidin-2-one (CAS 4303-29-1)
- 4-Thioxothiazolidin-5-one (CAS 94811-15-1)
- 2-(4-Oxo-2-thioxothiazolidin-5-yl)acetic acid (CAS 701-23-5)
- 2-(4-Oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 13242-81-4)
- 2-Phenyl-1-(2-thioxothiazolidin-3-yl)ethan-1-one (CAS 65439-58-9)
- (2-(4-Oxo-2-thioxothiazolidin-3-yl)ethyl)phosphonic acid (CAS 227316-23-6)
Recommended Standards
- 3-Methyl-1,2,3,4-tetrahydroisoquinoline (CAS 29726-60-1)
- 3-Methyl-5,6,7,8-tetrahydro-chinolin (CAS 28712-62-1)
- 3-Hydroxy-4-methyl-1,3-thiazole-2-thione (CAS 49762-08-5)
- 15N-Amitrole (CAS 367498-28-0)
- 1-[4-phenyl-5-(trifluoromethyl)-2-thienyl]ethan-1-one O1-ethyloxime (CAS 256370-34-0)
- tert-Butyl 3-(4-chlorophenyl)pyrrolidine-1-carboxylate (CAS 877614-86-3)
- Methyl 3-(2-bromothiophen-3-yl)propanoate (CAS 1419171-81-5)
- Omeprazole Impurity 43 (CAS 151602-50-5)
- 950842-71-4 (5R,6S)-5,6-Diphenyl-2-(2,4,6-trimethylphenyl)-2,5,6,8-tetrahydro[1,2,4]triazolo[3,4-c][1,4]oxazin-4-ium tetrafluoroborate DTXSID50635245 (CAS 950842-71-4)
- Semaglutide Impurity 146 (CAS 2645421-68-5)
Why CATO?
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