6-oxyorganopurines and method of preparing them

6-phenyl-2,3,6,7-tetrahydro-4h-pyrimido(1,2-c)quinazoline

6-phenyl-dihydropyridazine-3-one derivatives

6-phosphonomethyl-2-(2-(5-nitro-2-furyl)-vinyl) pyridines...

6-pteridine carboxamide and amidoxime derivatives

6-pteridinehydrazide and amidrazone derivatives

6-substituted 1,1'-thiobis(2-naphthols)

6-substituted oxo or thio 3-nitroimidazo(1,2-b-)pyridazines...

6-substituted purine compounds and method of making

6-substituted pyridine sulfonamides having diuretic properties

6-substituted-13-polycarbonalkyl-18,19-dinorpregn-4-en-3-ones

6-substituted-13-polycarbonalkyl-18,19-dinorpregn-4-en-3-ones

6-thiocyanopurines and method of their preparation

6-ureido-thiopenicillanic acids

6.alpha., 16.beta.-dimethyl-17.alpha.-hydroxy progesterones

6.alpha.,16.alpha.-dimethyl-21-fluoro-progesterone-17.alpha....

6.alpha.,16.alpha.-dimethyl-progesterone-17-ol-compounds

6.alpha.,16.beta.-dimethyl steroids of the 4-pregnene and...

6.alpha.-alkyl-19-nor-pregnene compounds

6.alpha.-chloro-progesterone derivatives