6-chloro-2-fluoropyridine-3-sulfonyl chloride CAS 1261663-36-8
| CAS No. | 1261663-36-8 |
| Molecular Formula | C5H2Cl2FNO2S |
| Molecular Weight | 230.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H2Cl2FNO2S, 6-chloro-2-fluoropyridine-3-sulfonyl chloride contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 230.04 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 6-chloro-2-fluoropyridine-3-sulfonyl chloride (CAS 1261663-36-8), a certified reference material (molecular formula C5H2Cl2FNO2S, MW 230.04 g/mol) for analytical method development and quality control.
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 6-chloro-2-fluoropyridine-3-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 | C5H2Cl2FNO2S |
| Molecular Weight | 230.04 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related chloro Standards
- 3-Chloro-5-fluoropyridine-2-sulfonyl chloride (CAS 1261468-15-8)
- 3-Chloro-2-fluoropyridine-5-sulfonyl chloride (CAS 1261585-97-0)
- 3-Chloro-6-fluoropyridine-2-sulfonyl chloride (CAS 1261586-05-3)
- 6-Chloro-5-fluoro-3-pyridinesulfonyl chloride (CAS 1261737-06-7)
- 5-Chloro-3-fluoropyridine-2-sulfonyl Chloride (CAS 1261737-23-8)
- 2-Chloro-6-fluoro-4-pyridinesulfonyl chloride (CAS 1261843-23-5)
- 6-Chloro-4-fluoropyridine-2-sulfonyl chloride (CAS 1393582-24-5)
- 2-chloro-4-fluoropyridine-3-sulfonyl chloride (CAS 1803567-06-7)
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