N-(5-chloropyridin-2-yl)methanesulfonamide CAS 89466-53-5
| CAS No. | 89466-53-5 |
| Molecular Formula | C6H7ClN2O2S |
| Molecular Weight | 206.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies N-(5-chloropyridin-2-yl)methanesulfonamide (CAS 89466-53-5), a certified reference material (molecular formula C6H7ClN2O2S, MW 206.65 g/mol) for analytical method development and quality control.
Structurally, N-(5-chloropyridin-2-yl)methanesulfonamide (C6H7ClN2O2S) contains an amide group, 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 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 206.65 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 | C6H7ClN2O2S |
| Molecular Weight | 206.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
- (6-Chloropyridin-3-yl)methanesulfonamide (CAS 1154650-51-7)
- n-(2-Chloropyridin-4-yl)methanesulfonamide (CAS 1247737-27-4)
- (2-Chloropyridin-3-yl)methanesulfonamide (CAS 1249611-72-0)
- N-(6-chloropyridin-3-yl)methanesulfonamide (CAS 143937-70-6)
- (3-Chloropyridin-4-yl)methanesulfonamide (CAS 1492527-58-8)
- n-(6-Chloropyridin-2-yl)methanesulfonamide (CAS 1512586-66-1)
- n-(4-Chloropyridin-2-yl)methanesulfonamide (CAS 1518840-07-7)
- (5-Chloropyridin-2-yl)methanesulfonamide (CAS 1566807-42-8)
Recommended Standards
- N-(4-chlorophenyl)aminosulfonamide (CAS 98198-68-6)
- 1-benzoyl-7-bromo-5-phenyl-1h-1,5-benzodiazepine-2,4(3h,5h)-dione 29092-34-0 AR-1C1642 (CAS 29092-34-0)
- 6-Chloro-N-methylpyridine-3-sulfonamide (CAS 52480-30-5)
- 1-cyclopropyl-1H-pyrazole-3-sulfonyl chloride (CAS 1995071-82-3)
- (3,4-Dimethylphenyl)(furan-2-yl)methanol (CAS 1249993-02-9)
- 1-(2-Bromophenyl)-2-(4-ethylpiperazin-1-yl)ethan-1-one (CAS 736166-36-2)
- 2-Chloro-1,3-bis(bromomethyl)benzene (CAS 25006-87-5)
- N-Allyl-5-amino-4-fluoro-2-methylbenzamide (CAS 1875031-34-7)
- 2-Phenethyl-1-(trifluoromethyl)-1,2,5,6-tetrahydro-4H-pyrrolo[3,2,1-ij]quinolin-1-ol (CAS 439095-60-0)
- 5-Acetyl-3-(4-chlorophenyl)-1-phenyl-1H-pyrazole-4-carbonitrile (CAS 649746-08-7)
- Relebactam Impurity 74 (CAS CATO-C4X-214474)
- 1-methoxycyclobutane-1-carboxylic acid (CAS 99495-07-5)
- 1-Propyl-4-vinyldecahydroquinolin-4-ol hydrochloride (CAS 62233-99-2)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
Why CATO?
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