Substituted 2-vinyl-chromones and process for their preparation

Substituted 2-[2'-(5"-nitrofuryl-2")vinyl-and 4'-(5"-nitrofuryl-

Substituted 2-[pyridylalkylenesulfinyl]-benzimidazoles with gast

Substituted 2H-1,4-benzothiazin-3(4H)-ones

Substituted 3,4-dihydro-2H-isoquinolin-1-thiones

Substituted 3-benzhydrylthiazolo(3,2-a)pyrimidines

Substituted 4,5-dihydro-6-[4-(1H-imidazol-1-yl)phenyl]-3(2H)-pyr

Substituted 4-amino-2,6-diaryl-tetrahydrothiopyrans and salts th

Substituted 4-hydroxy pyridones

Substituted 4-hydroxy-isophthalic acid picolylamides having a ph

Substituted 4-pyrimidone compounds, compositions and methods of

Substituted 4a-phenyl-N-phenylalkyl-cis-decahydroisoquinolines

Substituted 5,6-dimethylpyrrolo[2,3-d]pyrimidine compounds, thei

Substituted 5H-dibenz[b,f]azepine

Substituted 6,7-methylene pyrido[1,2-a]pyrimidines useful as ant

Substituted 6-phenyl-3(2H)-pyridazinones useful as cardiotonic a

Substituted 6-phenyl-3(2H)-pyridazinones useful as cardiotonic a

Substituted 6-phenyl-5,6,7,8-tetrahydro-1,2,4-triazolo-[4,3-a]py

Substituted 6-phenyl-octahydrobenzo [c] [1,6] naphthyridines

Substituted 7(.alpha.-amino phenylacetamido)cephem derivatives