3,4-Dichloroisothiazole-5-carbonitrile CAS 18480-52-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18480-52-9 |
| Molecular Formula | C4Cl2N2S |
| Molecular Weight | 179.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Dichloroisothiazole-5-carbonitrile (CAS 18480-52-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4Cl2N2S. Molecular weight: 179.03 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichloroisothiazole Standards
- 3,5-Dichloroisothiazole-4-carbonitrile (CAS 2120-82-3)
- 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
- 2,5-Dichlorothiazole-4-carbonitrile (CAS 127426-26-0)
- (1-Amino-2,2,2-trifluoroethyl)phosphonic acid (CAS 211571-54-9)
- 3-Fluorobenzal Chloride (CAS 402-64-2)
- 1-(2-(9-Bromo-6H-indolo[2,3-b]quinoxalin-6-yl)acetyl)-4-(4-hydroxybenzylidene)-3-methyl-1H-pyrazol-5(4H)-one (CAS 119457-25-9)
- 4-Bromo-1-(4-iodobenzyl)-1h-pyrazol-3-amine (CAS 1495450-20-8)
- 1-(6-aminohexyl)guanidine, sulfuric acid (CAS 1401846-54-5)
- Olaparib Impurity 65 (CAS 24964-64-5)
- (6-Amino-4-(difluoromethyl)-5-methoxypyridin-2-yl)methanol (CAS 1805370-62-0)
- n-(2-Fluorobenzyl)hexan-1-amine (CAS 893588-36-8)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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