What is N-Ethyl-o/p-toluenesulfonamide CAS 8047-99-2?
N-Ethyl o/p-toluenesulfonamide is an organic sulfonamide compound, usually in the form of white to pale yellow crystals or powder. It has two main isomers: N-ethyl o-toluenesulfonamide and N-ethyl p-toluenesulfonamide. The common CAS number is 8047-99-2 (mixture), with the molecular formula C₉H₁₃NO₂S and a molecular weight of approximately 199.27 g/mol.
Physical and chemical properties
Appearance: White to pale yellow solid.
Melting point: 63 - 65°C.
Boiling point: approximately 208°C (745 mmHg).
Density: approximately 1.153 g/cm³.
Solubility: Slightly soluble in water (<0.01 g/100 mL at 18°C), readily soluble in organic solvents such as ethanol, acetone, and chloroform.
Stability: Stable at normal temperature. Avoid high temperatures and strong oxidants.
N-Ethyl-o/p-toluenesulfonamide CAS 8047-99-2 Use
Plasticizer: It is an excellent plasticizer for polyamide resins and cellulose-based resins, and is widely used in hot melt adhesives, coatings, inks and other fields.
Epoxy resin curing agent: It can be used as a low-temperature reactive curing agent for epoxy resin. Crosslinking can be completed within 4 to 6 hours at 90°C. It is suitable for low-temperature rapid molding of composite materials, potting compounds, and adhesives.
Organic synthesis intermediates and catalysts: They are used as intermediates or co-catalysts in the fields of pharmaceutical synthesis, dyes, and catalyst coordination, etc.
N-Ethyl-o/p-toluenesulfonamide CAS 8047-99-2 safety
Health hazard: May cause skin irritation and eye irritation. Toxic to aquatic organisms. Avoid release to the environment.
Dangerous goods label: The risk code is usually R36/37/38 (irritating to eyes, respiratory system and skin), and the safety code is S26-S36/37.
Storage and handling: It should be stored in a sealed, light-proof and dry place, away from fire sources and incompatible substances (such as strong acids, strong bases and strong oxidants). Protective gloves and goggles should be worn during operation, and it should be carried out in a well-ventilated area.
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