Methyl 2-amino-5-chlorothiazole-4-carboxylate CAS 914348-76-8
| CAS No. | 914348-76-8 |
| Molecular Formula | C5H5ClN2O2S |
| Molecular Weight | 192.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 192.62 g/mol gives Methyl 2-amino-5-chlorothiazole-4-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 2-amino-5-chlorothiazole-4-carboxylate (CAS 914348-76-8), molecular formula C5H5ClN2O2S and molecular weight 192.62 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H5ClN2O2S, Methyl 2-amino-5-chlorothiazole-4-carboxylate contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 192.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), Methyl 2-amino-5-chlorothiazole-4-carboxylate 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 | C5H5ClN2O2S |
| Molecular Weight | 192.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
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Recommended Standards
- Ethyl 5-Chloro-1,3,4-thiadiazole-2-carboxylate (CAS 64837-49-6)
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- Ethyl 5-Chloro-1,2,3-thiadiazole-4-carboxylate (CAS 6702-95-0)
- 4-Chloropyridine-3-sulfonamide (CAS 33263-43-3)
- NH2-MIL-101(Fe) (CAS 1189182-85-1)
- 3-(7-Aminobenzo[E][1,2]benzoxazol-1-yl)piperidine-2,6-dione (CAS 2412745-63-0)
- Di-tert-butyl (3S,4S)-pyrrolidine-3,4-diyldicarbamate (CAS 267228-02-4)
- Tridecafluoroheptanamide (CAS 2358-22-7)
- 6-(tert-Butyl)-4-cyclopropoxypyridine-3-sulfonamide (CAS 1243441-09-9)
- Methyl 2-azaspiro[4.5]decane-4-carboxylate hydrochloride (CAS 2089650-59-7)
- 2-(4-(Methoxymethyl)piperidin-1-yl)ethanol (CAS 1343697-21-1)
- 5-Ethynylthiophene-2-sulfonamide (CAS 850340-82-8)
- 4-Amino-1-(2,2,2-trifluoroethyl)-1H-pyrazole-3-carboxamide (CAS 1692449-25-4)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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