8-Chloronaphthalene-1-sulfonyl chloride CAS 82-74-6
| CAS No. | 82-74-6 |
| Molecular Formula | C10H6Cl2O2S |
| Molecular Weight | 261.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 8-Chloronaphthalene-1-sulfonyl chloride (CAS 82-74-6), a certified reference material (molecular formula C10H6Cl2O2S, MW 261.12 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H6Cl2O2S, 8-Chloronaphthalene-1-sulfonyl chloride contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 261.12 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).
CATO manufactures 8-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.
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.) | 1957 |
| 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)
- 2-Chloronaphthalene-1-sulfonyl chloride (CAS 102154-19-8)
- 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)
Recommended Standards
- 8-(Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-1,4-benzoxazine (CAS 2377610-89-2)
- 8-Chloronaphthalene-2-sulfonyl chloride (CAS 85915-71-5)
- 5-Chloronaphthalene-2-sulfonyl Chloride (CAS 89108-45-2)
- Ethyl 5-bromo-1-(propan-2-yl)-1H-imidazole-4-carboxylate (CAS 2113668-54-3)
- 2-bromo-N-[2-chloro-5-(trifluoromethyl)phenyl]propanamide (CAS 2728-58-7)
- (S)-2-amino-N-(3-methoxybenzyl)-N-methylpropanamide (CAS 1306354-82-4)
- Ethyl 1-(2-ethoxy-2-oxoethyl)-2,2,3,3-tetrafluorocyclobutane-1-carboxylate (CAS 39645-36-8)
- 3-Quinolinecarbonitrile, 1,4-dihydro-6-methoxy-7-[3-(4-morpholinyl)propoxy]-4-oxo- (CAS 1369509-89-6)
- 4-(2,3-Difluorophenoxy)butanenitrile (CAS 1341534-65-3)
- (1R,2S,8aS)-octahydroindolizine-1,2-diol (CAS 107382-62-7)
- 4-(Fluoromethyl)benzo[d]oxazol-2-ol (CAS 1806301-32-5)
- tert-Butyl (2R,5S)-2,5-diisobutylpiperazine-1-carboxylate (CAS 1240582-43-7)
- {4-[(3-methylpiperidine-1-)sulfonyl]phenyl}methanamine (CAS 927979-06-4)
- Des-Gln19-Tirzepatide (CAS CATO-CPTD788954)
Why CATO?
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