257990

o-Toluenesulfonamide

99%

• Synonym(s): 2-Methylbenzene-1-sulfonamide, 2-Methylbenzenesulfonamide, 2-Methylbenzenesulfonimidic acid, 2-Tolylsulfonamide, Toluene-2-sulfonamide, o-Methylbenzenesulfonamide, o-Toluenesulfamide
• Linear Formula: CH₃C₆H₄SO₂NH₂
• CAS Number: 88-19-7
• Molecular Weight: 171.22
• EC Number: 201-808-8
• MDL number: MFCD00007934
• UNSPSC Code: 12352100
• PubChem Substance ID: 24855621
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: 99%
• form: powder
• mp: 156-158 °C (lit.)
• SMILES string: Cc1ccccc1S(N)(=O)=O
• InChI: 1S/C7H9NO2S/c1-6-4-2-3-5-7(6)11(8,9)10/h2-5H,1H3,(H2,8,9,10)
• InChI key: YCMLQMDWSXFTIF-UHFFFAOYSA-N

Description

General description

o-Toluenesulfonamide is a major impurity in artificial sweetening substances containing saccharin[1]. Determination of o-toluenesulfonamide in saccharin and saccharin sodium by reversed-phase HPLC method has been reported[2].

Application

• Dynamic ligand reactivity in a rhodium pincer complex.: Discusses the role of o-toluenesulfonamide as a ligand in advanced chemical syntheses, demonstrating its utility in creating reactive intermediates for catalytic processes (Tang et al., 2015).
• Reaction of arylium ions with the collision gas N2 in electrospray ionization mass spectrometry.: Highlights the use of o-toluenesulfonamide in mass spectrometry studies to understand ionization mechanisms, aiding in the identification of complex chemical structures (Liang et al., 2015).
• Benzosulfonamides in wastewater: method development, occurrence and removal efficiencies.: Focuses on the development of methods to detect and remove o-toluenesulfonamide from wastewater, emphasizing its prevalence and the challenges associated with its elimination (Ajibola et al., 2015).

Safety Information

• pictograms: GHS08,GHS07
• signalword: Warning
• hcodes: H319,H351
• pcodes: P201 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Carc. 2 - Eye Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges