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Research article

First published 2010-08

An Experimental Investigation of the Evolution of Chirality in a Potential Dynamic Peptide System: N -Terminal Epimerization and Degradation into Diketopiperazine

Grégoire Danger, Raphaël Plasson, Robert Pascal

Astrobiology

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Research article

First published 2015-6

Application of Positive Mode Atmospheric Chemical Ionisation to Distinguish Epimeric Oleanolic and Ursolic Acids

Chloe Townley, Rhea C. Brettell, Richard D. Bowen [...]

European Journal of Mass Spectrometry

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Research article

First published 2016-4

Synthesis and Crystal Structures of Two C24 Epimeric 3-Acetyled 20( R )-Ocotillol Type Sapogenins Obtained from 20( R )-Protopanaxadiol

Jingjing Yang, Yangrong Xu, Xinli Li [...]

Journal of Chemical Research

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Research article

First published 2007-10

Homochirality in an Early Peptide World

Axel Brandenburg, Harry J. Lehto, Kirsi M. Lehto

Astrobiology

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Research article

First published 2003-10

Stereospecific Ion—Molecule Reactions of Anabolic-Type Steroid Tertiary Alcohols with Proton-Donating Cations

Vladimir G. Zaikin, Roman S. Borisov

European Journal of Mass Spectrometry

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Research article

First published 2010-10

Ethanolysis of Steroidal Epoxides Catalysed by Tetracyanoethylene

Cavit Uyanik, Olcay Koca

Journal of Chemical Research

Open access

Research article

First published 2022-9

Vibrational Circular Dichroism Study of Pipitzols and of Their Inverse Epimer Constituents α- and β-Pipitzol

Eleuterio Burgueño-Tapia, Mónica Díaz Fernández, Pedro Joseph-Nathan

Natural Product Communications

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Research article

First published 2017-5

Optimization of the Number of Considered Conformers for the Absolute Configuration Determination of Catechin and Epicatechin Peracetates by VCD

Eleuterio Burgueño-Tapia, Mariano Sánchez-Castellanos, Pedro Joseph-Nathan

Natural Product Communications

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Research article

First published 1975-4

Gastric Antisecretory Effect of 15(R)-15-Methyl PGE 2,Methyl Ester and of 15(S)-15-Methyl PGE 2,Methyl Ester

Andre Robert, Ernest W. Yankee

Experimental Biology and Medicine

Open access

Research article

First published 2023-11

Smilagenin Transformation Products Under Lewis Acid Catalysis in Acetic Anhydride and Synthesis of 23-Acetyl-Spirostanols

Juan-Pablo García-Merinos, Rebeca Yépez, Claudia M. Ramírez-Lozano [...]

Natural Product Communications

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