Nitrazine yellow

MedChem Express

Nitrazine yellow [5423-07-4]

5

5423-07-4

Research Use Only

C16H8N4Na2O11S2

542.36

Nitrazine yellow (Nitrazine paper; Phenaphthazine) is a pH indicator. The color of Nitrazine yellow changes from yellow to blue in the pH range from 6.0 to 7.0. Nitrazine yellow is a kind of biological materials or organic compounds that are widely used in life science research [1] .

O=S(C1=C(/N=N/C2=CC=C([N+]([O-])=O)C=C2[N+]([O-])=O)C(O)=C3C=CC(S(=O)(O[Na])=O)=CC3=C1)(O[Na])=O

12352200