title: The synthesis of some 1-substituted cytosine and uracil derivatives.
mesh_terms: D003596:Cytosine / Q000138:chemical synthesis*; D004220:Disulfides / Q000138:chemical synthesis; D007659:Ketones / Q000138:chemical synthesis; D011437:Propylamines / Q000138:chemical synthesis; D013057:Spectrum Analysis; D013438:Sulfhydryl Compounds / Q000138:chemical synthesis; D014498:Uracil / Q000138:chemical synthesis*
chemical_list: D004220:Disulfides; D007659:Ketones; D011437:Propylamines; D013438:Sulfhydryl Compounds; D014498:Uracil; D003596:Cytosine