6-Methylnaphthalene-2-sulfonyl chloride CAS 1875-72-5
| CAS No. | 1875-72-5 |
| Molecular Formula | C11H9ClO2S |
| Molecular Weight | 240.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Methylnaphthalene-2-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.
6-Methylnaphthalene-2-sulfonyl chloride (CAS 1875-72-5), molecular formula C11H9ClO2S and molecular weight 240.71 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Methylnaphthalene-2-sulfonyl chloride (C11H9ClO2S) 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 240.71 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C11H9ClO2S |
| Molecular Weight | 240.71 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 Methylnaphthalene Standards
- 4-Methylnaphthalene-1-sulfonyl chloride (CAS 10447-11-7)
- 2-Methylnaphthalene-1-sulfonyl chloride (CAS 53973-97-0)
- 1-Benzyl-3-methylnaphthalene (CAS 93870-53-2)
- 4-Methylnaphthalene-1-sulfonamide (CAS 10447-10-6)
- 2-Methylnaphthalene-1-sulfonamide (CAS 859071-90-2)
- 6-methylnaphthalene-2-sulfonamide (CAS 215958-81-9)
- N-Methylnaphthalene-2-sulfonamide (CAS 7147-68-4)
- 2-Methylnaphthalene-1-boronic Acid Pinacol Ester (CAS 312303-48-3)
Recommended Standards
- 2-methoxy-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-sulfonyl chloride (CAS 1799541-41-5)
- 1-(7-Chloro-3-hydroxybenzo[b]thiophen-2-yl)propan-1-one (CAS 1956309-61-7)
- (Naphthalen-2-yl)methanesulfonyl chloride (CAS 161448-78-8)
- 1-(3-Chloro-4-methylphenyl)-2-sulfanyl-4,5-dihydro-1h-imidazol-5-one (CAS 302840-90-0)
- 3-Bromo-5-fluoro-1H-pyrrolo[3,2-b]pyridine (CAS 1190313-12-2)
- (2-Chloro-5-nitrophenyl)methanesulfonyl chloride (CAS 1250693-09-4)
- 2-Bromo-5-(oxiran-2-yl)pyridine (CAS 1346538-48-4)
- Econazole EP Impurity B (CAS 2334059-11-7)
- 1-(2,3-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 299920-48-2)
- 4-Methylumbelliferyl 2-Acetamido-2-deoxy-3,6-dipivaloyl-β-D-galactopyranoside (CAS 849207-59-6)
- 2-methyl-3-(pyridin-2-yl)propan-1-amine (CAS 1017145-15-1)
- 1,3-Dimethyl-5-(pyrrolidin-1-yl)-1h-pyrazole-4-carbaldehyde (CAS 713496-43-6)
- N-Hydroxy-1,2,4-oxadiazole-3-carboximidamide (CAS 39512-81-7)
- Mast Cell Degranulating Peptide (CAS 83856-13-7)
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