2-Chlorobenzothiazole CAS 615-20-3
| CAS No. | 615-20-3 |
| Molecular Formula | C7H4ClNS |
| Molecular Weight | 169.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 169.63 g/mol gives 2-Chlorobenzothiazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chlorobenzothiazole (CAS 615-20-3) is a high-purity analytical reference standard with the molecular formula C7H4ClNS and a molecular weight of 169.63 g/mol.
Based on its molecular formula C7H4ClNS, 2-Chlorobenzothiazole contains a nitrile group, sulfur-containing functionality, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 169.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 2-Chlorobenzothiazole 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 | C7H4ClNS |
| Molecular Weight | 169.63 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorobenzothiazole Standards
- 4-Chlorobenzothiazole (CAS 3048-45-1)
- 5-Chlorobenzothiazole (CAS 2786-51-8)
- 2-Chlorobenzothiazole-6-carbonitrile (CAS 80945-83-1)
- 2-Chlorobenzothiazole-6-carboxylic Acid (CAS 3855-95-6)
- Methyl 2-Chlorobenzothiazole-6-carboxylate (CAS 90792-69-1)
- Ethyl 2-Chlorobenzothiazole-5-carboxylate (CAS 1680191-38-1)
- Ethyl 2-Chlorobenzothiazole-6-carboxylate (CAS 78485-37-7)
- 5-Chlorobenzothiazole-2-sulphonyl fluoride (CAS 934236-36-9)
Recommended Standards
- Lurasidone Impurity 39 (CAS 7716-66-7)
- 1-(2-Chlorophenyl)-N,N-dimethylmethanamine (CAS 10175-31-2)
- trans-4-chloro-1,1-dioxo-thiolan-3-amine (CAS 769883-23-0)
- 5-(tert-Butyl)-2-chloropyridine (CAS 102236-19-1)
- 5-Ethynylisoquinoline (CAS 1203579-37-6)
- 1-([1,2,4]Triazolo[1,5-a]pyridin-6-yl)-2-(5-fluoro-6-methylpyridin-2-yl)ethane-1,2-dione (CAS 943442-82-8)
- PhytosterolsDISCONTINUED (CAS 68441-03-2)
- 2-Hydroxycyclohexan-1-one (CAS 533-60-8)
- (4-(Tert-butyl)phenyl)(4-ethoxyphenyl)methanone (CAS 951884-64-3)
- Orforglipron impurity 142 (CAS CATO-C4X-3234142)
- (E)-1-Phenyl-3-(3,4,5-trimethoxyphenyl)prop-2-en-1-one (CAS 127034-55-3)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(4-morpholinophenyl)acetamide (CAS 685108-01-4)
- 2-Fluoro-6-(methylamino)benzonitrile (CAS 96783-85-6)
- Fibrinogen-Binding Peptide (CAS 137235-80-4)
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 18665070610 / Nicole.chen@cato-chem.com