3,5-Dichloroisothiazole-4-carbonitrile CAS 2120-82-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2120-82-3 |
| Molecular Formula | C4Cl2N2S |
| Molecular Weight | 179.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3,5-Dichloroisothiazole-4-carbonitrile (CAS 2120-82-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4Cl2N2S. Molecular weight: 179.03 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4Cl2N2S |
| Molecular Weight | 179.03 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 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichloroisothiazole Standards
- 3,4-Dichloroisothiazole-5-carbonitrile (CAS 18480-52-9)
- 3,4-Dichloroisothiazole-5-carbaldehyde (CAS 1161865-89-9)
- 3,4-Dichloroisothiazole-5-carboxylic acid amide (CAS 18480-55-2)
- 4,5-Dichloroisothiazole-3-carboxylic acid (CAS 131947-13-2)
- 3,5-Dichloroisothiazole-4-carboxylic acid (CAS 3889-59-6)
- 3,4-Dichloroisothiazole-5-carboxylic acid (CAS 18480-53-0)
- Methyl 4,5-dichloroisothiazole-3-carboxylate (CAS 166668-76-4)
- Methyl 3,4-dichloroisothiazole-5-carboxylate (CAS 352010-56-1)
Recommended Standards
- 2,4-Dichloro-5-cyanothiazole (CAS 82554-18-5)
- 4,5-Dichlorothiazole-2-carbonitrile (CAS 62019-53-8)
- 1,4-Oxaselenane-2,6-dione (CAS 30042-51-4)
- Boc-Ala-Ala-Pro-Ala-pNA (L-1180.0050) (CAS 121570-42-1)
- 2-(1,5-naphthyridin-4-yl)ethan-1-ol (CAS 1822663-61-5)
- 2,7-Diphenyl-1H-indole (CAS 1157-17-1)
- 1-[3-(2-Chloro-phenoxy)-propyl]-piperazine (CAS 20383-86-2)
- 1,3-Dioxoisoindolin-2-yl 3-methoxybenzoate (CAS 681854-31-9)
- N6-(2-Methylthioethyl)-2-(3,3,3-trifluoropropylthio)adenosine (CAS 163706-58-9)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
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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