| http://www.w3.org/ns/prov#value | - A process for the preparation of dihydroxypyrimidine derivatives of the general formula: in which R1 and R2 are identical or different and are a hydrogen atom, aryl group, or a C1-C4-alkyl group or an aryl group, starting from a compound of the general formula: in which R2 has the meaning mentioned above and R3 is ???CN or COOR4, in which R4 is a C1-C4-alkyl group.
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