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Archive for the ‘Palladium’ Category

Pd-cross coupling with vinylogous enolates

Posted by naturalproductman on October 28, 2015

Troels Skrydstrup and co-workers at Aarhus University have reported in JACS on a palladium catalyzed coupling between Csp2-iodides and vinylogous enolates.
enolate

JACS paper

Posted in cross coupling, Methodology, Palladium, Transition Metal | Leave a Comment »

Amine/Palladium dual catalysis

Posted by naturalproductman on September 26, 2015

Sanzhong Luo and co-workers from the Chinese Academy of Sciences have reported in ACIE on a dual catalysis approach to alkylate beta-keto carbonyls with allylic alcohols.

alcohol

ACIE paper

Posted in Asymmetric, Methodology, Named Reactions, Palladium, Transition Metal, Tsuji-Trost | Leave a Comment »

Pallavicinin synthesis

Posted by naturalproductman on September 25, 2015

Yanxing Jia and co-workers from SIOC have reported in ACIE on a synthesis of pallavicinin.

protecting group free
ACIE paper

Posted in Palladium, Total Synthesis, Transition Metal | Leave a Comment »

Aryl bromide and aryl triflate cross coupling with Ni and Pd

Posted by naturalproductman on August 28, 2015

Daniel Weix and co-workers have reported in Nature on a multimetallic cross coupling between an aryl triflate and aryl bromide using palladium and nickel.

Nature paper

Posted in Cooperative Catalysis, cross coupling, Methodology, Nickel, Palladium, Transition Metal | Leave a Comment »

Amine trapping

Posted by naturalproductman on August 28, 2015

John Wolfe and co-workers have reported in JACS on a palladium catalyzed carboamination.

indane

JACS paper

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

Formation of C-C bonds from dehydrogenation

Posted by naturalproductman on August 19, 2015

Tamejiro Hiayama and co-workers from Chuo University have reported in ACIE on an interesting dehydrogenative C-C bond coupling process. From isotope studies, the alkynoxy group accepts hydrogens from the aryl ring.

C-H

ACIE paper

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

Hydroamidocarbonylation

Posted by naturalproductman on July 30, 2015

Matthias Keller and co-workers have reported in ACIE on a hydroamidocarbonylation of olefins.
hydroamidocarbonylation

ACIE paper

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

4pi-Electrocyclic ring opening cascade

Posted by naturalproductman on July 23, 2015

Kiyosei Takasu and co-workers from Kyoto University have reported in JACS on a ring expansion cross coupling cascade.

JACS paper

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

Alkoxycarbonylation of allenes – regioselective switching by ligand

Posted by naturalproductman on June 30, 2015

Matthias Beller and co-workers have reported in JACS on a ligand controlled regioselectivitiy switching of an alkoxycarbonylation of an allene substrate.

JACS paper

Posted in Methodology, Palladium, Regioselective, Transition Metal | Leave a Comment »

The cousin of the Saegusa-Ito oxidation

Posted by naturalproductman on May 2, 2015

Timothy Newhouse and co-workers at Yale have reported in JACS on an interesting way to make alpha,beta-unsaturated esters and nitriles from saturated starting materials.

unsaturation

JACS paper

Posted in Palladium, Transition Metal | Leave a Comment »

 
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