2-Chloronaphthalene-1-sulfonyl chloride CAS 102154-19-8
| CAS No. | 102154-19-8 |
| Molecular Formula | C10H6Cl2O2S |
| Molecular Weight | 261.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-Chloronaphthalene-1-sulfonyl chloride 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.
CATO supplies 2-Chloronaphthalene-1-sulfonyl chloride (CAS 102154-19-8), a certified reference material (molecular formula C10H6Cl2O2S, MW 261.12 g/mol) for analytical method development and quality control.
Structurally, 2-Chloronaphthalene-1-sulfonyl chloride (C10H6Cl2O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 261.12 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C10H6Cl2O2S |
| Molecular Weight | 261.12 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, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloronaphthalene Standards
- 6-Chloronaphthalene-1-sulfonyl chloride (CAS 102153-61-7)
- 7-chloronaphthalene-1-sulfonyl chloride (CAS 102153-62-8)
- 6-Chloronaphthalene-2-sulfonyl chloride, 97% (CAS 102153-63-9)
- 7-Chloronaphthalene-2-sulfonyl chloride (CAS 102153-64-0)
- 3-Chloronaphthalene-2-sulfonyl chloride (CAS 3623-96-9)
- 4-chloronaphthalene-1-sulfonyl chloride (CAS 64318-08-7)
- 5-Chloronaphthalene-1-sulfonyl chloride, 96% (CAS 6291-07-2)
- 5-Chloronaphthalene-2-sulfonyl Chloride (CAS 89108-45-2)
Recommended Standards
- tert-Butyl 4-bromo-3-methyl-1H-pyrazole-1-carboxylate (CAS 1021919-24-3)
- Ethyl 2-(4-bromo-1H-pyrazol-1-yl)-2-methylpropanoate (CAS 1040377-17-0)
- tert-Butyl 3-bromo-5-methyl-1H-pyrazole-1-carboxylate (CAS 1056156-03-6)
- 4-Bromo-N-(1-methoxypropan-2-yl)-1h-pyrrole-2-carboxamide (CAS 1061603-29-9)
- 1-Bromo-2-(2-methoxyethoxy)ethane 2-(2-Methoxyethoxy)ethyl Bromide 54149-17-6 B4736 Ethylene Glycol 2-Bromoethyl Methyl Ether (CAS 54149-17-6)
- 2-Bromo-4-phenylthiophene (CAS 10353-18-1)
- (1-(3,5-Dimethylphenyl)cyclopropyl)methanamine (CAS 1152995-99-7)
- 1-(2-(Methylthio)-5-(trifluoromethyl)phenyl)ethan-1-one (CAS 752132-36-8)
- Ethyl 2-((3-(4-ethoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)butanoate (CAS 852437-08-2)
- Cephaeline HBr (CAS 1408246-78-5)
- 1-(3-(Benzyl(isopropyl)amino)pyrrolidin-1-yl)-2-chloroethanone (CAS 1353944-43-0)
- Phenol-chloroform-isoamyl alcohol mixture (CAS 136112-00-0)
- 3-(2-Ethyl-1h-imidazol-1-yl)-2-methylpropanoic acid hydrochloride (CAS 1185293-54-2)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com