Reddish-brown syrup. Crystallizes partially
on long standing; hygroscopic; fluorescent in
solution under UV radiation. Very
soluble in water, alcohol; insoluble in ether, benzene.
Combustible.
용도
4-sulphophthalic anhydride can be used in wetting, cleansing, emulsifying, softening, and equalizing agents with textiles. Derivatives have application as surface-active agents.
