- C3N3H5O3
- 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}. [1913 Webster]
The Collaborative International Dictionary of English. 2000.