Naturalproductman’s Blog

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Archive for July, 2011

Withanolide synthesis

Posted by naturalproductman on July 27, 2011

Karl Gademann and co-workers at the University of Basel have reported in ACIEE on their synthesis of withanolide.

withanolide

ACIEE paper

Posted in Cascade Reactions, Methodology, Transition Metal | Leave a Comment »

Awajanomycin synthesis

Posted by naturalproductman on July 27, 2011

Ulrich Koert and co-workers at Philipps-Universitat Marburg Hans-Meerwein-Strasse have reported in ACIEE on an asymmetric allylboration reaction to synthesize awajanomycin.

awajanomycin

ACIEE paper

Posted in Alkaloids, Asymmetric, Cascade Reactions, Methodology | Leave a Comment »

Heimiol A

Posted by naturalproductman on July 27, 2011

Scott Snyder and co-workers have reported in ACIEE on their synthesis of heimiol A.

heimiol A

ACIEE paper

Posted in Aromatic, Methodology | Leave a Comment »

Clividine synthesis

Posted by naturalproductman on July 27, 2011

Martin Banwell and co-workers at the Australian National University have reported in JOC on their synthesis of clividine.

clividine

JOC paper

Posted in Alkaloids, Enzymatic, Methodology | Leave a Comment »

Prins/Conia cascade

Posted by naturalproductman on July 27, 2011

Chi-Sing Lee and co-workers at Shenzhen University have reported in JOC on a Prins-Conia cascade to form two rings.

two rings

JOC paper

Posted in Cascade Reactions, Methodology | Leave a Comment »

Przewalskin B synthesis

Posted by naturalproductman on July 27, 2011

Yong-Qiang Tu and co-workers from Lanzhou University have reported in JOC on their synthesis of przewalskin B.

przewalskin B

JOC paper

Posted in Carbene, Methodology, Sesquiterpenes, Total Synthesis | Leave a Comment »

Landomycin A synthesis

Posted by naturalproductman on July 27, 2011

Biao Yu and co-workers from the Shanghai Institute of Organic Chemistry have reported in JACS on their synthesis of landomycin.

landomycin

JACS paper

Posted in Asymmetric, Glycosides, Methodology | Leave a Comment »

Dual catalysis

Posted by naturalproductman on July 26, 2011

Barry Trost and co-workers have reported in JACS on a dual catalysis reaction using a vanadium allenoate and a palladium pi allyl unit to form alpha,beta-unsaturated ketones.

vanadium

JACS paper

Posted in Dual Catalysis, Methodology, Named Reactions, Palladium, Transition Metal, Vanadium | Leave a Comment »

Nazarov cyclization via conjugate addition

Posted by naturalproductman on July 26, 2011

Alison Frontier and co-workers at the University of Rochester have reported in JACS on a Nazarov cyclization

Nazarov

JACS paper

Posted in Conjugate Additions, Methodology, Named Reactions, Nazarov cyclization | Leave a Comment »

Formylation of indoles using N-methylanilines

Posted by naturalproductman on July 25, 2011

Weiping Su and co-workers at Chinese Academy of Sciences have reported in JACS on an acylation reaction involving an N-alkylaniline and an indole using  either an iron or ruthenium catalyst.

iron

JACS paper

Posted in Iron, Methodology, Ruthenium, Transition Metal | Leave a Comment »