1,2,3,4-Tetrachlorocyclopenta-1,3-diene CAS 695-77-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 695-77-2 |
| Molecular Formula | C5H2Cl4 |
| Molecular Weight | 203.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,2,3,4-Tetrachlorocyclopenta-1,3-diene (CAS 695-77-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H2Cl4. Molecular weight: 203.88 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H2Cl4 |
| Molecular Weight | 203.88 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Recommended Standards
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- 5-(4-Carboxypyridin-2-yl)isophthalicacid (CAS 1261901-80-7)
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- 6-Bromopyrido[3,2-d]pyrimidin-4(3H)-one (CAS 1909347-85-8)
- 5-Hydroxy-1h-1,2,4-triazole-3-carboxylic acid hydrate (CAS 1185301-74-9)
- Des-Ser32-Tirzepatide (CAS CATO-CPTD788942)
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