3-Chloro-2-cyanobenzene-1-sulfonamide CAS 80022-91-9
| CAS No. | 80022-91-9 |
| Molecular Formula | C7H5ClN2O2S |
| Molecular Weight | 216.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 216.64 g/mol gives 3-Chloro-2-cyanobenzene-1-sulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Chloro-2-cyanobenzene-1-sulfonamide (CAS 80022-91-9), molecular formula C7H5ClN2O2S and molecular weight 216.64 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H5ClN2O2S, 3-Chloro-2-cyanobenzene-1-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 216.64 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.
CATO manufactures 3-Chloro-2-cyanobenzene-1-sulfonamide 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 | C7H5ClN2O2S |
| Molecular Weight | 216.64 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 3-(2-Chloro-6-fluorophenyl)-2-methylpropanoic acid (CAS 1017208-40-0)
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- Ethyl 2-(3-chloro-2-fluorophenyl)acetate (CAS 1035262-78-2)
- 2-(3-chloro-2-fluorophenyl)-2-methylpropanoic acid (CAS 1035262-79-3)
- 2-Chloro-1-(5-fluoro-2-methoxyphenyl)propan-1-one (CAS 1092293-60-1)
- 3-Chloro-4-cyanobenzene-1-sulfonamide (CAS 1094691-00-5)
- 5-Chloro-2-cyanobenzenesulfonamide (CAS 1094745-95-5)
Recommended Standards
- 2-Chloro-5-fluoro-4-(piperazin-1-yl)pyrimidine (CAS 666839-74-3)
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- 2-Chloro-4-cyanobenzenesulfonamide (CAS 34263-52-0)
- 3-Chloro-5-fluoro-4-isopropoxybenzaldehyde (CAS 2056110-38-2)
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- 6-Fluoro-5-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 1360953-35-0)
- 2-(1,3-dithian-2-ylidene)malononitrile (CAS 19607-50-2)
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- 5-Iodo-6-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 144967-99-7)
- 2,2,6-Trimethyl-2,3,4,5-tetrahydropyridine (CAS 112269-97-3)
- 4-Formylbenzo[d]oxazole-2-carboxylic acid (CAS 1804209-72-0)
- 2-Amino-4-(2,4-dimethylphenyl)thiophene-3-carboxamide (CAS 869950-39-0)
- Uremic Pentapeptide (CAS 71494-20-7)
Why CATO?
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