Thiophene-2,5-dicarbonyl dichloride CAS 3857-36-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3857-36-1 |
| Molecular Formula | C6H2Cl2O2S |
| Molecular Weight | 209.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Thiophene-2,5-dicarbonyl dichloride (CAS 3857-36-1) pharmaceutical standards reference standard. Molecular formula: C6H2Cl2O2S. Molecular weight: 209.05 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H2Cl2O2S |
| Molecular Weight | 209.05 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Thiophene Standards
- Thiophene-3,4-dicarbonyl dichloride (CAS 33527-26-3)
- 1-(Thiophene-2-carbonyl)piperidin-4-one (CAS 141945-71-3)
- 2-(Thiophene-2-carbonyl)cyclohexan-1-one (CAS 404858-18-0)
- 2-Methyl-1-(thiophene-2-carbonyl)piperazine (CAS 1240581-78-5)
- 1-(Thiophene-3-carbonyl)-1,4-diazepane (CAS 926247-21-4)
- Thiophene impurity 4 (CAS 200561-81-5)
- 4-Methyl-2-(thiophene-3-carbonyl)pentanenitrile (CAS 1247377-80-5)
- 1-(Thiophene-2-carbonyl)azetidine-3-carboxylic acid (CAS 1339416-02-2)
Recommended Standards
- Disodium Etidronate-d3 (methyl-d3) (CAS 358730-93-5)
- 6-Butoxy-2-methylpyridine-3-boronic acid (CAS 2096339-72-7)
- 2,2,2-trifluoro-N-(2,2,2-trifluoroacetyl)acetamide 407-24-9 Bistrifluoroacetamide (CAS 407-24-9)
- 2-(3-Pyridyl)-N-[2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-pyridyl]acetamide (CAS 2246726-04-3)
- propan-2-yl 3,4-dihydroxybenzoate (CAS 105603-53-0)
- Ethyl 7-(1-ethyl-3-methyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1005695-87-3)
- 4-Cl-α-PVP HCl (CAS 5537-17-7)
- CRANAD 2 (CAS 1193447-34-5)
- 3,8-Dimethyl-[1,2,4]triazolo[4,3-a]pyridin-6-amine (CAS 1215932-77-6)
- Galanin-Like Peptide (rat) trifluoroacetate salt (CAS 245114-97-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com