p-Toluenesulfonamide

• Catalog No.: A12156
• CAS Number: 70-55-3
• M. F.: C7H9NO2S
• M. W.: 171.21686
• Purity: 98+%

SYNONYMS

• Title: 对甲苯磺胺
• IUPAC name: 4-methylbenzene-1-sulfonamide
• IUPAC Traditional name: p-toluenesulfonamide
• Synonyms: 4-Methylbenzenesulfonamide; Toluene-4-sulfonamide

DATABASE IDS

• CAS Number: 70-55-3
• Beilstein Number: 472689
• MDL Number: MFCD00011692
• EC Number: 200-741-1

PROPERTIES

• Purity: 98+%
• Boiling Point: 221°C/10mm
• Flash Point: 202°C(395°F)
• Melting Point: 136-139°C
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• GHS Precautionary statements: P261-P305+P351+P338-P302+P352-P321-P405-P501A
• Risk Statements: 36/37/38
• RTECS: XT5075000
• Safety Statements: 26-37-60
• TSCA Listed: 是

REFERENCES

• Use of p-toluenesulfonamide as a derivative of ammonia activated to alkylation by alkyl halides is exemplified by the synthesis of N-tosyl-2,3-dihydroisoindole from o-xylylene dibromide: Org. Synth. Coll., 5, 1064 (1973). Similarly, has been used as the precursor of nitrogen-containing crown ethers; see, e.g.: J. Org. Chem., 53, 5292 (1988).
• Precursor of N-tosyl imines, which are useful intermediates in synthesis: Synlett, 2097 (2003).