4-Chloro-5,7-dihydrothieno[3,4-d]pyrimidine CAS 53826-89-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 53826-89-4 |
| Molecular Formula | C6H5ClN2S |
| Molecular Weight | 172.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Chloro-5,7-dihydrothieno[3,4-d]pyrimidine (CAS 53826-89-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H5ClN2S. Molecular weight: 172.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H5ClN2S |
| Molecular Weight | 172.64 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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