1-piperazinyl-2-butenes and -2-butynes

1-pyrazinyl-1-propanone derivatives useful as flavorants in smok

1-Substituted alkyl-1,2-dihydro-2-pyrazinone derivatives

1-Substituted alkyl-2-oxo-1,2-dihydroquinoxaline derivatives

1-substituted alkyl-2-oxo-hexahydroquinoxaline derivatives

1-substituted-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane salts an

1-[2-(2,4-dichlorophenyl)-2-(4-substituted piperazine)ethyl]-1H-

1-[3-(6-Fluoro-1,2-benzisoxazol-3-yl)propyl]-4-(substituted)pipe

10-(Piperazinyl)thieno[3,4-b][1,5]benzoxazepines and 10-(piperaz

10-Substituted 5-cyanomethylene-dibenzo[A,B]-cycloheptenes, thei

17-ester, amide, and ketone derivatives of 3-oxo-4-azasteroids a

1H-2-Benzopyran-1-yl alkyl on 1-(isochroman-1-yl)alkyl piperazin

2 -Alkylsulphonyl-7,8-dihydro-5-hydroxy-7-oxo-pyrido[2,3-d]pyrim

2'-(R)-substituted-2'-deoxyneplanocin A derivatives

2, 3-bis(dialkylphosphino)pyrazine derivative, process of...

2,3 Diketo-piperazinocarbonylamino alkanoic acids and derivative

2,3,4,4a-tetrahydro-1H-pyrazino(1,2-a) quinoxalin-5(6H)one...

2,3-Dicyanopyrazines

2,3-Dihydrobenzofurans

2,4,5 Trifluoro pyrimidine and process for preparing