2,4-Dimethoxy-6-chloropyrimidine-5-carbaldehyde

4-Chloro-2,6-dimethoxypyrimidine-5-carbaldehyde is an intermediate in the synthesis of 4,6-Dihydroxypyrazolo[3,4-d]pyrimidine (D454550). 4,6-Dihydroxypyrazolo[3,4-d]pyrimidine is a major metabolite of Allopurinol (A547300). It is a xanthine oxidase inhibitor.