6,7-dihydro-5h-pyrrolo(3,4-d) pyrimidines

6,7-dihydro-benzo (a) quinolizinium salts and process for...

6,7-dimethoxyquinazolinones useful as analgesic and...

6,7-disubstituted oestratrienes

6,7-disubstituted quinoline 3-carboxylates and preparation...

6,8-bis(hydrocarbon substituted mercapto)-5-oxocaprylic acid...

6,8-bis(hydrocarbon substituted mercapto)-5-oxocaprylic acid...

6,8-bis-(alkyl-mercapto)-5-hydroxycaprylic acid...

6,8-dihydroxyoctanoic acid

6,8-dithioloctanoic acid

6,9,21-trihalogenosteroids

6,9.alpha.-dihalo-.delta.4,6-pregnadiene-11-oxygenated-3,20-...

6-(.alpha.-aminophenylacetamido) penicillanic acid and...

6-(.alpha.-guanidinoacetamido)-penicillins

6-(2'-phenylpyrazine-3'-carboxamido) penicillanic acids, the...

6-(3'-methyl-4'-furazanacetamido)-penicillanic acid

6-(5'-lower alkyl-3'-phenylisothiazole-4'-carboxamido)...

6-(5-nitro-2-furyl)-3-pyridazinones

6-(5-nitro-2-furyl)-3-pyridazinones

6-(5-nitro-2-furyl)-uracil