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Dive into the research topics where Richard H. Kramss is active.

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Featured researches published by Richard H. Kramss.


Bioorganic & Medicinal Chemistry Letters | 1992

The synthesis and structure activity relationships of enantiomerically pure hydroxylated oxotremorine derivatives

Eugene John Trybulski; Richard H. Kramss; Richard M. Mangano; Herbert J. Brabander; Gerardo D. Francisco

Abstract The synthesis and radioligand binding data of optically active hydroxylated oxotremorine derivatives are described. These are significant pharmacological differences between the enantiomers, most notably at the 3- and 4-position of the pyrrolidinone ring. In addition, there appears to be one side of the pyrrolidinone ring that accommodates substituents better than the other (facial selectivity).


Journal of Medicinal Chemistry | 1993

The synthesis and biochemical pharmacology of enantiomerically pure methylated oxotremorine derivatives.

Eugene John Trybulski; Jing Zhang; Richard H. Kramss; Richard M. Mangano


Journal of Medicinal Chemistry | 1990

Chemical and biochemical studies of 2-propynylpyrrolidine derivatives. Restricted-rotation analogues of N-methyl-N-(1-methyl-4-pyrrolidino-2-butynyl)acetamide (BM-5).

Eugene John Trybulski; Richard H. Kramss; Richard M. Mangano; Andrew Rusinko


Archive | 1990

3- or 4-substituted oxotremorine derivatives

Eugene John Trybulski; Richard H. Kramss; Herbert J. Brabander


Archive | 1989

1-substituted-2-(3-amino-1-propynyl)pyrrolidine derivatives

Eugene John Trybulski; Richard H. Kramss


Archive | 1991

Dibromovinyl and acetylene-1-pyrrolidinecarboxylic acid intermediates

Eugene John Trybulski; Richard H. Kramss


Archive | 1992

Substituted oxotremorine derivatives

Eugene John Trybulski; Richard H. Kramss; Herbert J. Brabander


Archive | 1990

3- or 4-substituted oxotremorine derivatives and a method of treating cholinergic dysfunction therewith

Eugene John Trybulski; Richard H. Kramss; Herbert J. Brabander


Archive | 1990

3- or 4-substituted oxotremorine derivatives and a method of treating central chloinergic dsyfunction therewith

Eugene John Trybulski; Richard H. Kramss; Herbert J. Brabander


Archive | 1994

Substituted oxotremorine derivatives and pharmaceutical use thereof

Eugene John Trybulski; Richard H. Kramss; Herbert J. Brabander

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