What is "oxalan"

Oxalan \Ox"a*lan\, n. [From Alloxan, by transposition of letters.] (Chem.) A complex nitrogenous substance C3N3H5O3 obtained from alloxan (or when urea is fused with ethyl oxamate), as a stable white crystalline powder; -- called also oxaluramide.

n. (context chemistry English) A complex nitrogenous substance, C₃N₃H₅O₃, obtained from alloxan (or when urea is fused with ethyl oxamate).