(5-Cyano-2-fluorophenyl)methanesulfonyl Chloride CAS 1258651-01-2
| CAS No. | 1258651-01-2 |
| Molecular Formula | C8H5ClFNO2S |
| Molecular Weight | 233.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures (5-Cyano-2-fluorophenyl)methanesulfonyl 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.
(5-Cyano-2-fluorophenyl)methanesulfonyl Chloride (CAS 1258651-01-2), molecular formula C8H5ClFNO2S and molecular weight 233.65 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H5ClFNO2S, (5-Cyano-2-fluorophenyl)methanesulfonyl Chloride contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone 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 233.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C8H5ClFNO2S |
| Molecular Weight | 233.65 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 | 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Cyano Standards
- (4-Cyano-2-fluorophenyl)methanesulfonyl chloride (CAS 1258640-95-7)
- (2-Cyano-4-fluorophenyl)methanesulfonyl chloride (CAS 1258652-29-7)
- 2-Cyano-4-fluoro-6-methylbenzene-1-sulfonyl chloride (CAS 1384429-35-9)
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Recommended Standards
- 4-(4-Chlorophenyl)picolinic acid (CAS 1258612-04-2)
- 6-Chloro-2-phenylpyrimidine-4-carboxamide (CAS 1280538-14-8)
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- 2-chloro-7-nitro-3,4-dihydroquinazolin-4-one (CAS 129112-64-7)
- 4-Bromo-2-(methylthio)phenylboronic acid (CAS 2395901-49-0)
- methyl 4-methoxycyclohexane-1-carboxylate (CAS 137058-17-4)
- N-((5-chloro-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl)-3-(trifluoromethyl)aniline (CAS 956756-17-5)
- 4,7-Dimethoxy-N-(pyridin-4-ylmethyl)benzo[d]thiazol-2-amine (CAS 1204297-16-4)
- 1-(4-(2,3,4,5,6-Pentamethylbenzoyl)piperidin-1-yl)ethan-1-one (CAS 477850-25-2)
- N2-(((9H-Fluoren-9-yl)methoxy)carbonyl)-N2-methyl-L-glutamine (CAS 910056-51-8)
- 5-Methyl-2-[2-(1-pyrrolidinyl)ethoxy]aniline (CAS 919011-42-0)
- 5-(Hydroxymethyl)-1H-pyrrole-2-carbonitrile (CAS 1935557-84-8)
- 2-Chloro-6-methoxyisonicotinonitrile (CAS 1256788-36-9)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com