53476-71-4Relevant articles and documents
Synthetic method of medical intermediate cycloalkanopyrimidinedione compound
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Paragraph 0041-0043, (2020/12/15)
The invention provides a synthetic method of a cycloalkanopyrimidinedione compound, and belongs to the technical field of organic synthesis. The method provided by the invention comprises the following steps of: taking a 2-methoxycarbonyl naphthenone comp
New procedures for the synthesis of heterocyclic substituted and 2,4-difunctionalized pyrimidines
Garcia Martinez, Antonio,Herrera Fernandez, Antonio,Moreno Jimenez, Florencio,Munoz Martinez, Pablo J.,Alonso Martin, Cristina,Subramanian, Laksminarayanapuran R.
, p. 7973 - 7982 (2007/10/03)
N-Tosyl-2-and -3-acetylpyrrols 1 or N-tosyl-2-pyrrolidone 5 were condensed with cyano compounds in the presence of triflic anhydride (Tf2O) to yield heteroarylpyrimidines. 2,4-Difunctionalized pyrimidines were obtained by reaction of the corresponding 2,4-bis(methylsulfonyl)pyrimidines with nucleophiles.