P-Azobenzenearsonate Explained

p-Azobenzenearsonate is an arsenical. It causes antibody formation and delayed hypersensitivity when bound to aromatic amino acids, polypeptides or proteins.^[1] It is used as an immunologic research tool.

Notes and References

1. https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=23749 p-Azobenzenearsonate