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Archive for the ‘Ruthenium’ Category

Vinyl chlorides from terminal alkynes

Posted by naturalproductman on August 26, 2015

Silvie Derien and co-workers from CNRS have reported in ACIE on a ruthenium catalyzed hydrochlorination of alkynes.

 

ACIE paper

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

Pseudotabersonine via double ring closing metathesis

Posted by naturalproductman on August 19, 2015

Stephen Martin and co-workers reported in Tetrahedron on the synthesis of pseudotabersonine using a double ring closing metathesis approach.

double RCM

Tetrahedron paper

Posted in Alkaloids, Metathesis, Methodology, Ruthenium, Total Synthesis, Transition Metal | Leave a Comment »

C-H bromination with ruthenium

Posted by naturalproductman on August 19, 2015

Michael Greaney and co-workers from the University of Manchester have reported in ACIE on a meta-selective C-H bromination process.

meta

ACIE paper

Posted in C-H activation, Methodology, Ruthenium, Transition | Leave a Comment »

Ru-catalyzed metathesis of fluoro-olefins and enol ethers

Posted by naturalproductman on June 6, 2015

Yusuke Takahira and colleague at Asahi Glass Co. have reported in JACS on a cross metathesis between fluoro-olefins and enol ethers.

metathesis

JACS paper

Posted in Metathesis, Ruthenium, Transition Metal | Leave a Comment »

Oxygen transfer

Posted by naturalproductman on May 2, 2015

Chepuri Ramana and colleague at CSIR have reported in Organic Letters on a ruthenium catalyzed oxygen transfer reaction.
oxygen

OL paper

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

Ru-catalyzed hydroacylation

Posted by naturalproductman on March 5, 2015

Vy Dong and co-workers at UC Irvine have reported in JACS on a ruthenium catalyzed hydroacylation that differentiates between an ethyl vs. a methyl substituent on an alkyne.

hydroacylation

JACS paper

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

Neopeltolide through metathesis

Posted by naturalproductman on November 8, 2014

Hoveyda and co-workers have reported in ACIE on the synthesis of neopeltolide.

metathesis

ACIE paper

Posted in Metathesis, Methodology, Ruthenium, Total Synthesis, Transition Metal | Leave a Comment »

Disorazole through cross metathesis

Posted by naturalproductman on November 8, 2014

Hoveyda and co-workers from Boston College have reported in JACS on a Z-selective cross coupling to access this C2-symmetric molecule – using alkenyl boronate and alkenyl iodide moieties.
metathesis

JACS paper

Posted in Alkaloids, C2-Symmetric, Metathesis, Methodology, Oxazoles, Ruthenium, Transition Metal | Leave a Comment »

Z-selective olefin metathesis

Posted by naturalproductman on August 20, 2014

Robert Grubbs and co-workers have reported in JACS on factors that influence Z-selective olefin metathesis.

Z-selective

JACS paper

Posted in Metathesis, Methodology, Ring forming, Ruthenium, Transition Metal | Leave a Comment »

Dihydropyran access

Posted by naturalproductman on May 6, 2014

Carlos Saa and co-workers at Universidad de Santiago de Compostela have reported in ACIE on a reaction involving a ruthenium cascade followed by C-O formation to form dihydropyrans.

ruthenium
ACIE paper

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

 
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