3,3A,6,6A-Tetrahydrofuro[3,4-b]furan derivatives and anti-ulcer

3,4-Epoxy-cyclopenta-1,2-diyl prostanes

3,4-Methylenedioxy-cinnamyloxybenzene as a mosquito larvicide

3-(3-Methyl-2-octyl)-1-[4-(1-ho mopiperidine)butyryloxy]-6,6,9-t

3-Acyl-5-alkyl-2H-pyran-2,4,6-(3H,5H)-triones and their 4-hydrox

3-Amino-1-[(1,4-benzodioxan)-2-yl-methoxy]-2-propanols, pharmace

3-Aminoalkyl-1,3-dihydro-3-phenylspiro[isobenzofurans]

3-Aminomethyl derivatives of 4-chromanone

3-Furylmethyl-6-halo-7,8-dihydroxy-1-p henyl-2,3,4,5-tetrahydro-

3-Naphthyl-2-nitrobenzofurans

3-Phenyl-2-thioxo-2H,5H-pyrano[3,2-c][I]benzopyran-5-one derivat

3H-Dihydrofuranone-2 derivatives and pharmaceutical use thereof

3H-Dihydrofuranone-2 derivatives and pharmaceutical use thereof

4'-Substituted-4,5',8-trialkylpsoralens

4,5-Benzospiro(2,4)-heptane (and hepta-4,6-diene)-1-carboxylic a

4,5-Dichloro-3-organo-1,2-methylenedioxy-benzene arthropodicide

4-(2-Aminoethyl)-7-hydroxy-2-methyl-2,3-dihydrobenzofurans

4-(N-(3',4'-Methylenedioxybenzylidene)-aminomethyl)cyclohex ane-

4-Acylaminobenzopyrans useful as anti-hypertensive agents

4-Amino-4-phenylcyclohexanone ketal compositions and process of