What are the physical and chemical properties of 4-Amino-2,5-dimethoxy-N-methylbenzenesulfonamide (CAS: 49701-24-8)?

4-Amino-2,5-dimethoxy-N-methylbenzenesulfonamide (CAS: 49701-24-8) is a white or off-white crystalline solid with a molecular weight of approximately 317.38 g/mol. It is slightly soluble in water but more soluble in organic solvents like methanol and ethanol. The compound is known for its stability and moderate reactivity, particularly in nucleophilic substitution reactions. It has a low melting point of around 130°C and is relatively non-toxic but requires proper handling due to its potential to cause skin and eye irritation.