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Archive for the ‘Cobalt’ Category

Hydroacylation of 1,3-dienes

Posted by naturalproductman on March 7, 2014

Vy Dong and co-workers have reported in JACS on a cobalt mediated hydroacylation.

hydroacylation

JACS paper

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

Hydroboration – interesting

Posted by naturalproductman on December 17, 2013

Paul Chirik and colleague from Princeton have reported in JACS on an interesting hydroboration.

B-H

JACS paper

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

Hydrovinylation with cobalt

Posted by naturalproductman on April 6, 2012

Rajanbabu and colleague at Ohio State have reported in JACS on an asymmetric hydrovinylation of a diene using a cobalt catalyst.
hydrovinylation

JACS paper

Posted in Asymmetric, Cobalt, Methodology, Transition Metal | Leave a Comment »

Daphmanidin synthesis

Posted by naturalproductman on October 11, 2011

Erick Carreira and co-worker have reported in ACIEE on the synthesis of daphmanidin.

daphmanidin

ACIEE paper

Posted in Alkaloids, Cascade Reactions, Claisen rearrangement, Cobalt, Copper, cross coupling, Heck, Methodology, Named Reactions, Palladium, Transition Metal | Leave a Comment »

Epoxide opening with a fluoride

Posted by naturalproductman on September 19, 2011

Abigail Doyle and colleague have reported in JACS on an epoxide ring opening reaction using a fluoride group.

epoxide

JACS Paper

Posted in Cobalt, Cooperative Catalysis, Methodology, Ring Opening, Transition Metal | Leave a Comment »

Naseseazines synthesis

Posted by naturalproductman on September 4, 2011

Mohammed Movassaghi and co-worker have reported in JACS on their synthesis of naseseazines.

naseseazines

JACS paper

Posted in Alkaloids, Asymmetric, Cobalt, Dimer, Indoles, Methodology, Total Synthesis, Transition Metal | Leave a Comment »

Cobalt catalyzed Michael addition of alkyne to enone

Posted by naturalproductman on August 18, 2011

Tamio Hayashi and co-workers at Kyoto University have reported in Chem Comm on a cobalt catalyzed Michael addition of an alkyne onto an enone.

cobalt

Chem Comm paper

Posted in Asymmetric, Cobalt, Methodology, Michael, Named Reactions, Transition Metal, Zinc | Leave a Comment »

Lactone formation

Posted by naturalproductman on August 16, 2011

Akiya Ogawa and co-workers at Osaka University have reported in Organometallics on a cobalt catalyzed reaction that forms lactones from an alkyne and two CO units.

cobalt

OM paper

Posted in Cascade Reactions, Cobalt, Methodology, Multi-Component Coupling, Transition Metal | Leave a Comment »

Scalable syntheses of axinellamines

Posted by naturalproductman on August 16, 2011

Phil Baran and co-workers have reported in JACS on their scalable synthesis of axinellamines.

axinellamines

JACS paper

Posted in Alkaloids, Barbier, Cascade Reactions, Cobalt, Methodology, Named Reactions, Pauson-Khand, Transition Metal | Leave a Comment »

Cobalt Catalyzed Conjugate Addition

Posted by naturalproductman on April 18, 2011

Chien-Hong Cheng and co-workers at the National Tsing Hua University in Taiwan have published in JACS on a cobalt catalyzed alkyne addition onto an enone.

Michael

JACS paper

Posted in Cobalt, Conjugate Additions, Methodology, Transition Metal | Leave a Comment »

 
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