1. Basic Product Information
Brown powder. Soluble in water as red-shade yellow, slightly soluble in cellosolve, insoluble in other organic solvents. Has relatively strong photosensitive tendering effect. Used for dyeing cotton or viscose, generally not for printing.
CAS: 1325-37-7
Molecular Formula MF: C16H10N2Na2O7S2
Molecular Weight MW: 452.37
Structural Formula:

2. Properties and Applications
Brown powder. Soluble in water as red-shade yellow, slightly soluble in cellosolve, insoluble in other organic solvents. Has relatively strong photosensitive tendering effect. Used for dyeing cotton or viscose, generally not for printing.