6,7-dihydroxyquinoxalines as intermediates to beta-lactam antibi
6-(1-fluoroalkyl)-4-pyrimidones and processes for producing...
6-(1-Methylhydrazino)isocytosine
6-(2-alkyl-phenyl)-pyrido[2,3-D]pyrimidines useful as...
6-(4-arylalkylpiperazin-1-yl) benzodioxane and...
6-alkenyl and ethynyl derivatives of 2-amino-4-hydroxypyrido[2,3
6-Amido-3-substitu ted-amino-1-azabicyclo[3.2.0]hept-2-en-7-one-
6-aryluracils and selected novel intermediates used in the prepa
6-Chloro-2,4-pyrimidine-dicarbamate-3-oxides
6-Chloro-2,4-pyrimidine-dicarbamate-3-oxides
6-phenylpyrrolopyrimidinedione derivatives
6-Quinazolinesulfonyl derivatives and process for preparation th
6-substituted acyclopyrimidine nucleoside derivatives and antivi
6-substituted alkoxy-2-oxo-1,2-dihydroquinoxaline derivatives
6-Substituted amiloride derivatives
6-[3,6-Dihydro-1(2H)-pyridyl]-pyrimidine-3-oxides
6-[N-(.omega.-Carboxyalkyl)amino]-1,3-dimethyl-5-formamidouracil