6 -[2-Hydroxy-4-(1,2,3-triazol-2-yl)-phenyl]-2,4-dioxo-1,3,5-tri

6,7-dihydro-3H-imidazo[1,2-a]-purine-9(4H)-ones

6,7-dihydropyrrol[3,4-c]pyrido[2,3-d]pyrimidine derivatives

6- AND 7-Aryl-1,2,4-triazolo[4,3-b]-1,2,4-triazines

6- And 8-heteroaryl-1,2,4-triazolo[4,3-b]pyridazines

6-(4-Hydroxyphenyl)-4,5-dihydro-3(2h)-pyridazinones and stabiliz

6-(Carbo-t-butoxy)-3-mercapto-4-acetamino-1,2,4-triazin-5-ones

6-alkoxycarbonylpyridazin-3-one compounds

6-Amino-dibenz[d,g][1,3,2]dioxaphosphocines

6-Azauracil derivatives as thyroid receptor ligands

6-azido-2-fluoropurine, useful in the synthesis of nucleosides

6-Carboxy- and 6-(.omega.-carboxyalkyl)-3-mercapto-4-amino-1,2,4

6-Hydrazono-pyrido[2,1-b] quinazoline-11 ones

6-Hydroxyalkylamino-8-methyl-1,2,4-triazolo-[4,3-b]pyridazine an

6-[(Cyclic amino)alkylamino]-tetrahydrotriazolo[3,4-a]phthalazin