2-Amino-4,6-dichloro-s-triazine-13C3 is the isotopic analog of 2-Amino-4,6-dichloro-s-triazine (A604750). 2-Amino-4,6-dichloro-s-triazine is an aromatic intermediate compound useful for the preparation of substituted melamine, ammelides, and ammelines. 2-Amino-4,6-dichloro-s-triazine-13C3 is the intermediate in the synthesis of Ammelide -13C3 (A633652). Ammelide -13C3 is a labelled related compound of Melamine.