Ethyl 5-chlorothiazole-4-carboxylate CAS 425392-45-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 425392-45-6 |
| Molecular Formula | C6H6ClNO2S |
| Molecular Weight | 191.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-chlorothiazole-4-carboxylate (CAS 425392-45-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6ClNO2S. Molecular weight: 191.64 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6ClNO2S |
| Molecular Weight | 191.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- Ethyl 2-Chlorothiazole-4-carboxylate (CAS 41731-52-6)
- Ethyl 2-Chlorothiazole-5-carboxylate (CAS 81449-93-6)
- Ethyl 4-chlorothiazole-5-carboxylate (CAS 444909-55-1)
- 4-Chlorothiazole-2-sulfonamide (CAS 89501-94-0)
- 4-Chlorothiazole-5-carbonyl chloride (CAS 1133931-01-7)
- Methyl 4-chlorothiazole-5-carboxylate (CAS 1015591-57-7)
- Methyl 4-chlorothiazole-2-carboxylate (CAS 1465782-87-9)
- Methyl 5-chlorothiazole-4-carboxylate (CAS 1784463-68-8)
Recommended Standards
- Methyl 2-(chloromethyl)thiazole-4-carboxylate (CAS 321371-29-3)
- Methyl 2-Amino-5-chlorothiophene-3-carboxylate (CAS 55503-06-5)
- Methyl 3-amino-4-chlorothiophene-2-carboxylate (CAS 632356-41-3)
- (3-Ethylnaphthalen-1-yl)(1-pentyl-1H-indol-3-yl)methanone 1547339-60-5 (CAS 1547339-60-5)
- 4'-Ethyl-[1,1'-bi(cyclohexan)]-1-amine (CAS 1340205-84-6)
- Apalutamide Impurity 47 (CAS 1805396-62-6)
- 2-(3-Chlorobenzenesulfonyl)-4-methyl-5H,6H,7H-cyclopenta[d]pyrimidine (CAS 339019-66-8)
- Metformin EP Impurity D (CAS 108-78-1)
- 2-Ethynylimidazo[1,2-a]pyridine (CAS 1373337-88-2)
- Semaglutide impurity 247 (CAS CATO-C4X-2226247)
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 13829788188 / jacky.chen@cato-chem.com