Catalog Number: 100863

CAS #: 102110-74-7

Synonym: Sulfanilamide-azocasein

Physical Description: Orange-red crystalline powder

Solubility: Soluble in water (5 mg/ 1ml - clear, dark orange solution)

Description: A chromogenic proteolytic substrate. Digestion of the compound by proteolytic enzyme activity results in the formation of colored components, which are soluble in trichloroacetic acid and determined (after neutralization) in the range of 366 to 450 nm.


  1. Peyronel, D.V. and Cantera, A.M.B., Electrophoresis, v. 16, 1894 (1995).
  2. Rowan, A.D. and Buttle, D.J., Meths. Enzymol., v. 244, 555 (1994).
  3. Tomarelli, R.M., et al., J. Lab. Clin. Med., v. 34, 428 (1949).