1,2-Dichloro-4-ethynyl-Benzene 1,2-dichloro-4-ethynylbenzene 556112-20-0 A18903 CAS 556112-20-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 556112-20-0 |
| Molecular Formula | C8H10Cl2 |
| Molecular Weight | 177.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,2-Dichloro-4-ethynyl-Benzene 1,2-dichloro-4-ethynylbenzene 556112-20-0 A18903 (CAS 556112-20-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H10Cl2. Molecular weight: 177.07 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H10Cl2 |
| Molecular Weight | 177.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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.) | 1984 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 2-Amino-5-(trifluoromethyl)isonicotinic acid (CAS 1227582-08-2)
- 4-(2,5-Dimethylphenyl)-N-(4-methylphenyl)piperazine-1-carboxamide (CAS 925603-42-5)
- Hippocampal Cholinergic Neurostimulating Peptide (CAS 140158-49-2)
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