Adolf Langbein

N-(1-(ω-phenyl-alkyl)-piperidyl-4)-N-(α-pyridyl)-carboxylic acid amides and salts thereof

N- 1-(3-Benzoyl-propyl)-4-piperidyl!-sulfonic acid amides and salts thereof

Analgesically useful 2-tetrahydrofurfuryl-5-lower alkyl-2-oxy-6,7-benzomorphans and salts thereof

N-(p-fluorobenzoyl-n-propyl)-4-piperidylamides and salts thereof

Process for preparation of 6-aryl-4H-s-triazolo-[3,4-c]-thieno-[2,3-e]-1,4-diazepines

N-[(Methoxymethyl-furyl)-methyl]-morphinans or -6,7-benzomorphans and salts thereof

N-(FURYL- OR THIENYL-METHYL)-14-OXY-7,8-DIHYDRO-NORMORPHINONES AND -NORCODEINONES AND SALTS THEREOF

N-(2-methoxyethyl)-noroxymorphone and pharmaceutical compositions for relieving pain containing same

N-Tetrahydrofurfuryl-noroxymorphones, their salts, and analgesic compositions and methods employing them

2-Heteroaryl-methyl)-5,9β-dialkyl-6,7-benzomorphans and salts thereof