Synthesis 2016; 48(13): 2065-2068
DOI: 10.1055/s-0035-1561608
paper
© Georg Thieme Verlag Stuttgart · New York

Improved Synthesis of MDL 73811 – A Potent AdoMetDC Inhibitor and Anti-Trypanosomal Compound

Anthony J. Brockway
a   Department of Biochemistry, The University of Texas Southwestern Medical Center at Dallas, 5323 Harry Hines Boulevard, Dallas, TX 75390-9038, USA   Email: jef.debrabander@utsouthwestern.edu
,
Casey C. Cosner
a   Department of Biochemistry, The University of Texas Southwestern Medical Center at Dallas, 5323 Harry Hines Boulevard, Dallas, TX 75390-9038, USA   Email: jef.debrabander@utsouthwestern.edu
,
Oleg A. Volkov
b   Department of Pharmacology, The University of Texas Southwestern Medical Center at Dallas, 6001 Forest Park Road, Dallas, TX 75390-9041, USA
,
Margaret A. Phillips
b   Department of Pharmacology, The University of Texas Southwestern Medical Center at Dallas, 6001 Forest Park Road, Dallas, TX 75390-9041, USA
,
Jef K. De Brabander*
a   Department of Biochemistry, The University of Texas Southwestern Medical Center at Dallas, 5323 Harry Hines Boulevard, Dallas, TX 75390-9038, USA   Email: jef.debrabander@utsouthwestern.edu
› Author Affiliations
Further Information

Publication History

Received: 11 February 2016

Accepted after revision: 09 March 2016

Publication Date:
13 April 2016 (online)


Abstract

An improved synthesis of MDL 73811 – a potent AdoMetDC (S-adenosylmethionine decarboxylase) inhibitor and anti-trypanosomal compound with in vivo activity – has been completed in four steps from commercially available 2′,3′-O-isopropylideneadenosine. Utilization of Mitsunobu chemistry was crucial for the reliable and scalable introduction of the 5′-methylamine moiety, which was problematic using traditional activation/displacement chemistry as previously reported. All reactions in this synthesis were run on gram-scale resulting in a five-fold increase in yield over the original synthesis.

Supporting Information

 
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