Lin, Cui-Hua published the artcile2-Amino-4,6-dimethoxypyrimidin-1-ium 2,2-dichloroacetate, Product Details of C4H3Cl2N3, the publication is Acta Crystallographica, Section E: Structure Reports Online (2012), 68(6), o1898, database is CAplus and MEDLINE.
In the title salt, C6H10N3O2+·C2HCl2O2–, two cations and two anions are linked by N-H···O hydrogen bonds, forming chains along the c axis. Crystallog. data are given.
Acta Crystallographica, Section E: Structure Reports Online published new progress about 56-05-3. 56-05-3 belongs to pyrimidines, auxiliary class Pyrimidine,Chloride,Amine,API, name is 2-Amino-4,6-dichloropyrimidine, and the molecular formula is C4H3Cl2N3, Product Details of C4H3Cl2N3.
Referemce:
https://pubchem.ncbi.nlm.nih.gov/compound/Pyrimidine,
Pyrimidine – Wikipedia