5-Methoxy-2-methylbenzenesulfonyl Chloride CAS 861374-10-9
| CAS No. | 861374-10-9 |
| Molecular Formula | C8H9ClO3S |
| Molecular Weight | 220.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 220.67 g/mol gives 5-Methoxy-2-methylbenzenesulfonyl Chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 5-Methoxy-2-methylbenzenesulfonyl Chloride (CAS 861374-10-9), a certified reference material (molecular formula C8H9ClO3S, MW 220.67 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H9ClO3S, 5-Methoxy-2-methylbenzenesulfonyl 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 220.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 5-Methoxy-2-methylbenzenesulfonyl 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 | C8H9ClO3S |
| Molecular Weight | 220.67 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Methoxy Standards
- 3-Methoxy-4-methylbenzenesulfonyl chloride (CAS 152708-83-3)
- 2-Methoxy-4-methylbenzene-1-sulfonyl chloride (CAS 216394-11-5)
- 2-Methoxy-5-methylbenzenesulfonyl Chloride (CAS 88040-86-2)
- 3-Methoxy-5-methylbenzenesulfonyl chloride (CAS 861560-21-6)
- 4-Methoxy-3-methylbenzenesulfonyl chloride (CAS 84910-98-5)
- 3-Methoxy-2-naphthoyl chloride (CAS 58778-69-1)
- 4-Methoxy-1-naphthoyl Chloride (CAS 70696-57-0)
- 6-Methoxy-2-naphthoyl chloride (CAS 58601-32-4)
Recommended Standards
- Ethyl 4-chlorobenzene-1-sulfonate (CAS 20443-71-4)
- 1-(chloro(phenyl)methyl)-4-fluorobenzene (CAS 365-21-9)
- 7205-96-1 Anisole, p-[(chloromethyl)sulfonyl]- Benzene, 1-[(chloromethyl)sulfonyl]-4-methoxy- NSC-405475 NSC405475 (CAS 7205-96-1)
- 4-Chloro-3-methylphenyl methanesulfonate (CAS 90555-52-5)
- (4-Fluoronaphthalen-2-yl)boronic acid (CAS 1399035-73-4)
- 4-(4-bromophenyl)-2-(3,5-dimethyl-1H-pyrazol-1-yl)-5,6-dihydrobenzo[h]quinazoline (CAS 956965-83-6)
- 5-BRomo-3h-pyridin-2-one (CAS 1951442-01-5)
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- Ethyl5,8-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylate (CAS 198021-01-1)
- 2-(5-Methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)ethyl thiophene-2-carboxylate (CAS 860611-59-2)
- 3-(4-Nitrophenoxy)propylamine (CAS 100841-04-1)
- Oryzanol Impurity 13 (CAS 117857-70-2)
- Ethyl (1R,3S,4S)-3-amino-4-hydroxycyclohexane-1-carboxylate hydrochloride (CAS 1392878-99-7)
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Why CATO?
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