Cross coupling

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facet applications:Cross coupling

facet content type:Technical Article

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In collaboration with Umicore AG and Co.,1 we are pleased to offer a series of robust Pd(II) and Pd(0) complexes employed as the linchpin in C–C bond forming reactions.

Kwon Phosphines: P-Chiral Monodentate Phosphines from Hydroxyproline

Chiral phosphines have been the staple ligands for asymmetric transition metal catalysis and more recently operate as catalysts in organic phosphinocatalysis.

KitAlysis™ High-Throughput Screening Platform

KitAlysis High-Throughput Screening Kits provide solution to efficiently identify or optimize suitable catalytic reaction conditions. Chemist can rapidly run 24 unique micro scale reactions in parallel with tailored conditions.

Rovis Triazolium Catalyst

Rovis has demonstrated that triazolium salt in the presence of a base can act as an N-heterocyclic carbene organocatalyst in highly enantioselective intramolecular Stetter reactions.

MeOBIPHEP

Solvias MeOBIPHEP Ligands: State-of-the-art atropisomeric MeOBIPHEP ligands, also referred to as MeO-BIPHEP, originally developed by Roche, have an extraordinarily broad performance profile for many synthetic applications due to their modular ligand design.

PEPPSI™ Catalysts

Explore the higher efficiency and superior functional group tolerance of the Pyridine-Enhanced Precatalyst Preparation Stabilization and Initiation (PEPPSI™) palladium N-heterocyclic-carbene catalyst system.

Suzuki-Miyaura Cross-Coupling Reagents

The Suzuki-Miyaura cross-coupling reaction is an important and extensively used reaction in organic chemistry with applications in polymer science and in the fine chemicals and pharmaceutical industries.

MIDA Boronates

MIDA-protected boronate esters are easily handled, indefinitely bench-top stable under air, compatible with chromatography, and unreactive under standard anhydrous cross-coupling conditions, even at temperatures up to 80 °C.

Ylide-functionalized Phosphines YPhos

Electron-rich ylide-substituted phosphine ligands allow for palladium catalyzed coupling reactions at mild reaction conditions. These YPhos ligands enable the conversion of aryl chlorides with short reaction times.

MPhos Ligands & Catalysts – Introduction, Advantages, and Applications

N-Heterocyclic Carbene Ligands

A wide range of NHC ligands are commonly available which exhibit high activities.

CBS Catalysts

we are pleased to offer both enatiomers of 2-methyl-CBS-oxazaborolidine as a dry reagent, in addition to our current offerings as a 1M solution in toluene.

Buchwald G6 Precatalysts: Oxidative Addition Complexes

Buchwald G6 precatalysts are oxidative addition complexes that are thermally, air, and moisture stable. The catalyst activation doesn’t require a base and generates innocuous byproducts.

Cinchona Alkaloids

Asymmetric phase-transfer catalysis (PTC) has been recognized as a “green” alternative to many homogeneous synthetic organic transformations, and has found widespread application. Synthetically modified cinchona alkaloids are typical chiral organocatalysts used in asymmetric PTC.

ChemBeads Solid Catalyst Coated Glass Beads

ChemBeads, catalyst-coated glass beads, offer a simple and cost-efficient solution for dispensing miniscule amounts of solid chemical reagents for nanomole-scale use in high-throughput reaction screening.

Synthesis Made Synple – Synple Automatic Synthesizer & Reagent Cartridges

Synple 2 automated organic chemical synthesis system allows researchers to have their products generated for them while reducing both human error and manual labor. Synple can handle a variety of reactions including fluoration, protein degradation, Suzuki coupling, and more.

N-Heterocyclic Carbene (NHC) Ligands

Rapid progress in cross-coupling reactions of unactivated substrates catalyzed by metal complexes has transformed the chemical market-place through introduction of an extensive library of achiral and chiral phosphine ligands.

Molecular Sieves

Molecular sieves are crystalline metal aluminosilicates having a three dimensional interconnecting network of silica and alumina tetrahedra. Natural water of hydration is removed from this network by heating to produce uniform cavities which selectively adsorb molecules of a specific size.

Rhodium Catalyzed Asymmetric Suzuki Related Cross Coupling Reactions

Discover the role of boronic acids in enantioenriched C(sp2)–C(sp2) product synthesis, specifically the rhodium-catalyzed Suzuki–Miyaura-type arylations of allylic halides and cyclobutenes.

Rieke^® Highly Reactive Metals

Metal-enhanced organic synthesis via organometallic intermediates is a widely used preparative route for thousands of organic compounds.

Buchwald Ligands

Buchwald and coworkers develop versatile phosphine ligands for Pd-catalyzed C–N bond formation; enhancing synthetic reactions for 20 years.

Salen Ligands

Salen Ligands: In 1990, Jacobsen and Katsuki independently published the first reports of salen used as ligands with manganese for asymmetric epoxidation reactions.

N-Heterocyclic Carbene-Copper Complexes

Chiral Disulfonimides for Asymmetric Counteranion-directed Catalysis (ACDC)

Asymmetric counteranion-directed catalysis (ACDC) has a number of valuable applications in enantioselective synthesis.

Reductive amination with 2-picoline-borane complex

2-picoline-borane (pic-BH3) is an excellent alternative reagent for reductive aminations.

Palladacycle Coupling Catalysts

Palladacyclic catalysts developed by Bedford’s group are examples of a select group of catalysts capable of affecting a variety of coupling reactions using difficult to activate aryl chlorides at very low catalyst loadings.

Aminophosphine Ligands

Scale-Up Guide: Buchwald-Hartwig Amination Reaction

All of the preformed catalysts used in the kit are air and moisture stable complexes in their commercially available form. Once activated by base under the reaction conditions they become sensitive to air. To best enable scale-up success, the use

Diazaphospholane Ligands for Catalytic Asymmetric Transformations

Diazaphospholane Ligands for Catalytic Asymmetric Transformations: Professor Landis and co-workers developed a series of new ligands based on chiral 3,4-diazaphospholane structures.

Umicore Precatalysts

We are happy to offer a series of precatalysts for asymmetric catalysis and Pd based cross coupling catalysis. Our partnership with Umicore allows us to offer a portfolio of metal complexes with batch-to-batch consistency for a plethora of catalytic reactions.

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