3-Chloro-4-methylbenzo[b]thiophene-2-carbonitrile CAS 337469-40-6
| CAS No. | 337469-40-6 |
| Molecular Formula | C10H6ClNS |
| Molecular Weight | 207.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-4-methylbenzo[b]thiophene-2-carbonitrile (CAS 337469-40-6) is a high-purity analytical reference standard with the molecular formula C10H6ClNS and a molecular weight of 207.68 g/mol.
Based on its molecular formula C10H6ClNS, 3-Chloro-4-methylbenzo[b]thiophene-2-carbonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 207.68 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Chloro-4-methylbenzo[b]thiophene-2-carbonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H6ClNS |
| Molecular Weight | 207.68 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-(5-Chlorobenzo[b]thiophen-3-yl)acetonitrile (CAS 23799-60-2)
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- N-Boc-N-methyl-3-chloro-1-propanamine (CAS 114326-14-6)
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- 2-{[4-benzyl-5-(2,4-dichlorophenyl)-4h-1,2,4-triazol-3-yl]sulfanyl}acetic acid (CAS 537017-41-7)
- 5a,6-Dihydro-5a,6,6-trimethyl-2,8-dinitro-12H-indolo[2,1-b][1,3]benzoxazine (CAS 1023640-20-1)
- Potassium 3-methylbenzofuran-2-carboxylate (CAS 835912-81-7)
- 5-Nitro-1-phenyl-1h-1,3-benzodiazole-2-thiol (CAS 733031-20-4)
- (3-Bromophenyl)(4-(tert-butyl)phenyl)methanol (CAS 1411251-89-2)
- Semaglutide impurity 273 (CAS CATO-C4X-2226273)
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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