2-fluoropyridine-3-sulfonyl chloride CAS 1089330-70-0
| CAS No. | 1089330-70-0 |
| Molecular Formula | C5H9ClFNO2S |
| Molecular Weight | 201.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-fluoropyridine-3-sulfonyl chloride (C5H9ClFNO2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 201.65 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.
2-fluoropyridine-3-sulfonyl chloride (CAS 1089330-70-0) is a high-purity analytical reference standard with the molecular formula C5H9ClFNO2S and a molecular weight of 201.65 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-fluoropyridine-3-sulfonyl chloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H9ClFNO2S |
| Molecular Weight | 201.65 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 | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related fluoropyridine Standards
- 5-fluoropyridine-2-sulfonyl chloride (CAS 1060802-47-2)
- 6-fluoropyridine-2-sulfonyl chloride (CAS 128583-07-3)
- 5-Fluoropyridine-2-carboxylic acid tert-butyl ester (CAS 1379037-04-3)
- 6-Fluoropyridine-3-sulfonyl ChlorideDISCONTINUED (CAS 1025509-80-1)
- 5-Fluoropyridine-3-Sulfonyl Chloride (CAS 1060802-49-4)
- 3-Fluoropyridine-4-sulfonyl chloride (CAS 1060802-50-7)
- 4-Fluoropyridine-2-sulfonyl chloride (CAS 1060809-57-5)
- 4-Fluoropyridine-3-sulfonyl chloride (CAS 1060809-59-7)
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