N-(3-Cyclopropoxy-5-fluoropyridin-2-yl)methanesulfonamide CAS 1243445-69-3
| CAS No. | 1243445-69-3 |
| Molecular Formula | C9H11FN2O3S |
| Molecular Weight | 246.26 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.
N-(3-Cyclopropoxy-5-fluoropyridin-2-yl)methanesulfonamide (CAS 1243445-69-3) is a high-purity analytical reference standard with the molecular formula C9H11FN2O3S and a molecular weight of 246.26 g/mol.
Structurally, N-(3-Cyclopropoxy-5-fluoropyridin-2-yl)methanesulfonamide (C9H11FN2O3S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 246.26 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C9H11FN2O3S |
| Molecular Weight | 246.26 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 methanol, ethanol, DMSO |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
- N-(5-Cyclopropoxy-4-fluoropyridin-3-yl)methanesulfonamide (CAS 1243380-71-3)
- N-(5-Cyclopropoxy-6-fluoropyridin-2-yl)methanesulfonamide (CAS 1243396-50-0)
- N-(5-Cyclopropoxy-4-fluoropyridin-2-yl)methanesulfonamide (CAS 1243451-52-6)
- N-(3-Cyclopropoxy-4-fluoropyridin-2-yl)methanesulfonamide (CAS 1243451-64-0)
- N-(5-Cyclopropoxy-2-fluoropyridin-4-yl)methanesulfonamide (CAS 1243454-50-3)
- N-(3-Cyclopropoxy-6-fluoropyridin-2-yl)methanesulfonamide (CAS 1243469-75-1)
- N-(4-Cyclopropoxy-2-fluoropyridin-3-yl)methanesulfonamide (CAS 1243471-57-9)
- N-(3-Cyclopropoxy-2-fluoropyridin-4-yl)methanesulfonamide (CAS 1243471-85-3)
Recommended Standards
- 4-Ethyl-6,7-dimethyl-3-oxo-3,4-dihydroquinoxaline-2-carboxylic acid (CAS 1243088-27-8)
- 1242994-41-7 (3,6,7-Trimethyl-2-oxoquinoxalin-1(2H)-yl)acetic acid MFCD15732150 (CAS 1242994-41-7)
- [3-(4-Methoxyphenyl)-5-methyl-1H-pyrazol-4-yl]-acetic acid (CAS 1234343-27-1)
- 6-Isopropyl-2-methyl-5-oxo-5,6-dihydro-1,6-naphthyridine-3-carboxylic acid (CAS 1232782-60-3)
- Ticarcillin Impurity 1 (CAS 50530-49-9)
- 1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl α,α-dimethylbenzeneacetate (CAS 2241846-03-5)
- N-(3-formylpyridin-2-yl)pivalamide (CAS 86847-64-5)
- 5,5',5''-(Benzene-1,3,5-triyl)tris(thiophene-2-carbaldehyde) (CAS 2125450-22-6)
- 2-Amino-4-(tert-butoxy)-2-methylbutan-1-ol (CAS 1341611-61-7)
- 3-(4-(Benzyloxy)-2-((dimethylamino)methyl)-1-hydroxycyclohexyl)phenol hydrochloride (CAS 1841081-56-8)
- N-(1,1-Dioxido-1,2-benzisothiazol-3-yl)alanine (CAS 1396994-80-1)
- DL-Leucyl-DL-phenylalanine (CAS 56217-82-4)
- Imipramine N-Oxide Monohydrate (CAS 6829-98-7)
- Semaglutide impurity 26 (CAS CATO-C4X-222626)
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