4-Chloro-5-(furan-2-yl)thieno[2,3-d]pyrimidine CAS 256507-01-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256507-01-4 |
| Molecular Formula | C10H5ClN2OS |
| Molecular Weight | 236.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Chloro-5-(furan-2-yl)thieno[2,3-d]pyrimidine (CAS 256507-01-4) pharmaceutical standards reference standard. Molecular formula: C10H5ClN2OS. Molecular weight: 236.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C10H5ClN2OS |
| Molecular Weight | 236.68 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 6-Chloro-3-(thiophen-2-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1032705-56-8)
- 6-Chloro-3-(thiophen-3-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1152551-96-6)
- 7-chloro-[1,3]thiazolo[4,5-b]quinoxalin-2-amine (CAS 120317-27-3)
- 5-Chloro-4-ethoxypyridine-3-sulfonamide (CAS 1352482-93-9)
- 5-Chloro-N,N-dimethyl-4-oxo-1,4-dihydropyridine-3-sulfonamide (CAS 1352515-02-6)
- 5-Chloro-4-(dimethylamino)pyridine-3-sulfonic acid (CAS 1352540-81-8)
- 4-Chloro-6-ethoxy-2-(methylsulfonyl)pyrimidine (CAS 142596-33-6)
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Recommended Standards
- 4-Amino-2-chloro-5-hydroxy-N-methylbenzenesulfonamide (CAS 86264-31-5)
- 4-Chloro-6-(furan-2-yl)thieno[3,2-d]pyrimidine (CAS 935844-59-0)
- 2-Cyanoethyl-N,N-diisopropylchlorophosphoramidite (CAS 89992-70-1)
- 4-Chloro-2-hydroxy-6-methylphenylboronic acid (CAS 1207961-50-9)
- 5-Chloro-4-methyl-N-((tetrahydrofuran-2-yl)methyl)benzo[d]thiazol-2-amine (CAS 1219905-40-4)
- Sofosbuvir Impurity 10 (CAS CATO-C4X-105210)
- (2-Bromo-6-fluoropyridin-4-yl)methanamine (CAS 1393570-84-7)
- N-Tetradecylacrylamide (CAS 40952-11-2)
- Chloroprocaine Impurity 9 (CAS CATO-C4X-32869)
- Semaglutide impurity 84 (CAS CATO-C4X-222684)
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