• USA Home
  • Search Results

  • cross_couplings

EMAIL THIS PAGE TO A FRIEND

showing:

Area of Interest
Miscellaneous(52)
Technical Documents(140)
Application
Antibiotics(2)
Antifungals(3)
Asymmetric catalysis(3)
Asymmetric synthesis(24)
Building blocks(25)
Capillary electrophoresis(1)
Chiral auxiliaries(1)
Chromatography(40)
Click chemistry(1)
Column chromatography(10)
DNA replication(2)
Flash chromatography(22)
Fluorous Catalysts and Ligands(1)
Fluorous chemistry(1)
Fluorous Protecting Groups and tags(1)
Fluorous Scavengers and Reagents(1)
Gas chromatography(3)
Green chemistry(4)
Herbicides(1)
High performance liquid chromatography(5)
Immobilization(5)
Infrared spectroscopy(3)
Ligands(90)
Magnetic resonance imaging(1)
Mass spectrometry(1)
Metabolites(1)
Metal organic frameworks(1)
Metal scavengers(1)
Microarray Analysis(1)
Microwave synthesis(5)
Nuclear magnetic resonance spectroscopy(5)
Nucleic acid annealing(1)
PAGE(6)
Parallel synthesis(1)
Polymerase chain reaction(1)
Polymerase chain reaction - quantitative(1)
Positron Emission Tomography(1)
Purification(11)
Separation(3)
Sequencing(1)
Size-exclusion chromatography(3)
Solid phase extractions(2)
Solvents(22)
Spectroscopy(1)
Thin layer chromatography(4)
Ultraviolet-Visible spectroscopy(1)
Disease
Cancer(4)
Diseases(1)
Industry
Agriculture(1)
Chemical industry(1)
Clinical(1)
Diagnostic(1)
Environmental(13)
Industries(8)
Petrochemical(1)
Pharmaceutical(25)
Polymer science(10)
Semiconductor(2)
Process / Function
Absorption(2)
Acylations(2)
Addition reactions(17)
Aerobic(1)
Aldol condensation(2)
Aldol reaction(1)
Alkylations(5)
Alkynylations(1)
Allylborations(1)
Amidations(4)
Aminations(43)
Amino Acid Synthesis(1)
Annulations(4)
Arylations(24)
Bacterial conjugations(2)
Bromoborations(3)
Buchwald-Hartwig amination(16)
C-C bond formation(5)
C-H activation(2)
Carbonylations(4)
Catalysis(116)
Cell proliferation(1)
Chemical reactions(2)
Chlorinations(2)
Condensations(5)
Coupling reactions(127)
Cross couplings(192)
Cross metathesis(4)
Crystallization(1)
Cyclizations(8)
Cycloadditions(5)
Cyclopropanations(3)
Decarboxylations(1)
Degradations(1)
Dehydrogenation(1)
Deposition(4)
Deprotonations(3)
Diffusion(1)
Dihydroxylations(1)
Eliminations(24)
Epoxidations(6)
Esterifications(1)
Evaporation(5)
Filtration(3)
Fischer Indole Synthesis(3)
Fluorinations(8)
Formylations(1)
Friedel-Crafts reaction(1)
Gene expression(1)
Glycosylations(1)
Grignard Reaction(8)
Halogenations(2)
Heck Reaction(7)
Hiyama Coupling(3)
Hydroaminations(4)
Hydroazidations(1)
Hydroformylations(1)
Hydrogenations(13)
Hydrohalogenations(1)
Hydrosilylations(4)
Hydroxylations(2)
Iodinations(1)
Isomerizations(2)
Jones Oxidation(1)
Knoevenagel Condensation(1)
Metabolism(1)
Metallations(5)
Metathesis(24)
Mitsunobu Reaction(1)
Name reactions(5)
Negishi Coupling(4)
Nucleophilic additions(2)
Nucleophilic aromatic substitution(1)
Olefin metathesis(9)
Organocatalysis(4)
Oxidations(15)
Oxidative additions(9)
Ozonolysis(1)
Peptide synthesis(6)
Polymerization reactions(5)
Rearrangements(3)
Redox Reactions(1)
Reductions(20)
Reductive aminations(5)
Reductive eliminations(12)
Ring-closing metathesis(1)
Silylations(4)
Sonogashira Coupling(8)
Stille coupling(11)
Stille reaction(3)
Substitutions(5)
Suzuki coupling(29)
Suzuki reactions(13)
Suzuki-Miyaura coupling(7)
Swern Oxidation(1)
Takai olefination(4)
transformation(21)
Transmetalation(9)
Vinylations(2)
Research Area
Biochemistry(1)
Chemical biology(3)
Drug discovery(2)
Electronics(4)
Materials Science(6)
Medicinal chemistry(3)
Metabolomics(1)
Nanomaterials(1)
Nanotechnology(1)
Natural product synthesis(7)
Organic electronics(2)
Organic synthesis(12)
Photovoltaics(2)
Proteomics(1)
Research areas(1)
Solar cells(2)

view products:

Compare products:

Select the checkbox on up to 4 items, then click 'compare' for a detailed product comparison

*Please select more than one item to compare

    Search term:"cross_couplings"

    192 matches found for cross_couplings

    KitAlysis Suzuki-Miyaura Cross-Coupling Screening Kit

    Contents in each of the 4 individually sealed Mylar (foil bags): • 4 empty reaction vials with lids (to make stock solutions) • 24 (6 x4) pre-weighed catalysts in glass vials loaded with stir bars, topped with cap mat. The screening sets come pre-loaded with 1 µmol of catalyst in each vial according...

    Suzuki-Miyaura Cross-Coupling 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 of standard Schlenk technique is recommended. • Oven ...

    Synthesis of Polyene Natural Products Using Polyene MIDA Boronates

    Palladium-catalyzed cross-coupling reactions are ideal methods for the synthesis of polyenes because of the stereospecificity of the reactions and the mildness of the reaction conditions. However, polyenylboronic acids are very unstable and therefore difficult to employ in the synthesis of polyenes ...

    Chemicals Resource Center

    Welcome to our resource hub, where we aim to provide you with informational and educational materials to help you maximize your productivity and efficiency in your daily industrial chemical research and development activities. Brochure: eBusiness Solutions From customized purchasing platforms to che...

    AlPhos and [(AlPhosPd)2•COD] for Pd-Catalyzed Fluorination

    Fluorine containing aromatics (ArF) are desirable compounds with applications in medicinal chemistry and the agricultural industry. While Pd-catalyzed cross coupling has enabled the mild and general synthesis of aryl–C, –N, and –O bonds, the development of an analogous aryl–F bond forming process ha...

    Asymmetric Palladium-Catalyzed Intramolecular a-Arylation of Aldehydes-

    A series of palladacyclic precatalysts that incorporate electron-rich di-tert-butylphosphino biaryl ligands is reported. These precatalysts are easily prepared, and their use provides a general means of employing bulky ligands in palladium-catalyzed cross-coupling reactions. The application of these...

    Negishi cross-coupling of secondary alkylzinc halides with aryl/heteroaryl halides using Pd-PEPPSI-IPent

    Over the past two decades, considerable attention has been given to the development of new ligands for the palladium-catalyzed arylation of amines and related NH-containing substrates (i.e. Buchwald-Hartwig amination). The generation of structurally diverse ligands, by research groups in both academ...

    NTz Building Blocks for Organic Semiconductors

    Fax: +81-48-462-1473, E-mail: takimiya@riken.jp The field of organic electronics has emerged as the next-generation technology potentially enabling ultra-thin, large-area, and/or flexible devices, consisting of organic field-effect transistors (OFETs), organic light-emitting diodes (OLEDs), and orga...

    Fluorous Literature Highlights for Small Molecule Synthesis

    Review Articles Fluorous Separation Media Fluorous Protecting Groups and Tags Fluorous Scavengers and Reagents Fluorous Catalysts and Ligands Fluorous Mixture Synthesis (FMS) Microwave-Assisted Fluorous Synthesis Fluorous Proteomics and Metabolomics Review Articles 1. Zhang, W.; Curran, D. P. Synthe...

    Lipshutz Kits

    Reactions once dependent on organic solvents are now being performed in water to eliminate the contributions of organic solvents to chemical waste – and the methodology just became easier with next-generation designer surfactant kits. The kit chemistry is safe, gentle, and employs the amphiphile TPG...

    Product Highlights for Organic and Inorganic Synthesis

    NEW! Trifunctional Probe Building Blocks NEW! Peptide Coupling Reagents Selection Guide NEW! Heterocycle and Cyclic Peptide Formation with N-(isocyamino)triphenylphosphorane (Pinc) By Application Area Peptide Synthesis • Peptide Coupling Reagents Selection Guide Cross-Coupling • SnAP Reagents (2015)...

    [JIM BALL TEST DOC] MIDA-protected Boronate Esters

    Josephine Nakhla Product Manager The Suzuki-Miyaura cross-coupling reaction is one of the most important and highly utilized reactions in organic chemistry, with applications in polymer science as well as in the fine chemicals and pharmaceutical industries. However, some classes of boronic acids are...

    Organotrifluoroborates: Versatile and Stable Boronic Acid Surrogates

    Organotrifluoroborates: Versatile and Stable Boronic Acid Surrogates Prof. Gary Molander has extensively developed the chemistry of organotrifluoroborates. These bench stable boronic acid surrogates are useful for Suzuki-Miyaura cross-coupling reactions and have also been used for a variety of other...

    Palladium-Catalyzed Reaction of Aryl Iodides with ortho- Bromoanilines and Norbornene/Norbornadiene: Unexpected Formation of Dibenzoazepine Derivatives-

    The cross-coupling reaction of aryl bromides and iodides with aliphatic and aromatic thiols catalyzed by palladium complexes of the bisphosphine ligand CyPF-tBu (1) is reported. Reactions occur in excellent yields, broad scope, high tolerance of functional groups, and with turnover numbers that exce...

    Cyclopropane Reagent in Chemical Synthesis

    Potassium Cyclopropyltrifluoroborate: Cyclopropyl groups are found in a numerous natural products and are increasingly incorporated into pharmaceuticals such as the broad-spectrum antibiotic ciprofloxacin (Figure 1). A common method for installation of a pre-formed cyclopropane ring is through the u...

    BRIDP Catalysts

    Aldrich ChemFiles 2009, 9.2, 11. Researchers at Takasago developed two phosphine-based ligands for the Buchwald-Hartwig amination reaction with successful results for the cross-coupling of a wide array of amines and aryl halides. These ligands exhibit several noteworthy advantages, with regard to ef...

    Cross-Coupling Reaction Guide

    Accelerate Your Discovery with the Aldrich Cross-Coupling Guide We are excited to introduce our new Cross-Coupling Guide to support practicing chemists like you, to set up and troubleshoot some of the most commonly used cross-coupling reactions throughout academia and industry. The Cross-Coupling Qu...

    Cross-Couplings in Water

    Conducting transition metal-catalyzed cross-coupling chemistry in water instead of organic solvent has a number of potential benefi ts in terms of cost, environmental impact, safety, and impurity profiles. Increasing focus on the “green-ness” of chemical processes has further promoted recent develop...

    Pd(PhCN)2Cl2/P(t-Bu)3: A Versatile Catalyst for Sonogashira Reactions of Aryl Bromides at Room Temperature

    The Suzuki-Miyaura cross-coupling of unprotected, nitrogen-rich heterocycles using precatalysts P1 or P2 is reported. The procedure allows for the reaction of variously substituted indazole, benzimidazole, pyrazole, indole, oxindole, and azaindole halides under mild conditions in good to excellent y...

    KitAlysis High-Throughput Palladium Precatalyst Cross-Coupling Reaction Screening Kit

    Contents in each of the 2 individually sealed Mylar (foil bags): • 24 pre-weighed catalysts in glass vials loaded with stir bars, topped with cap mat. • 4 empty reaction vials with lids (to make stock solutions) The screening sets come pre-loaded with 1 µmol of catalyst in each vial according to the...

    Chemical Synthesis

    Sigma-Aldrich Chemistry is the market leader in Chemical Synthesis – providing the most comprehensive product range, innovative products, and enabling technologies for chemical research. Our featured products include organic building blocks, functionalized heterocycles, versatile catalysts and ligan...

    Sonogashira Reaction in Water at Room Temperature using TPGS-750-M

    TPGS-750-M, DL-α-Tocopherol methoxypolyethylene glycol succinate, is a designer surfactant composed of a lipophilic α-tocopherol moiety and a hydrophilic PEG-750-M chain, joined by an inexpensive succinic acid linker. TPGS-750-M spontaneously forms micelles upon dissolution in water. The balance and...

    Translational Research Lead Optimization

    Chemical Synthesis and Sourcing Purification & Analysis Secondary Assays Workflows End-to-end solutions for the lead optimization and chemical synthesis workflows, supporting the needs of both chemists and non-chemists with industry-leading availability and innovation. Rapid Custom Synthesis: Made t...

    Organosilanols in Chemical Synthesis

    Powerful Nucleophiles for Cross-Coupling Over the past several years, the Pd-catalyzed cross-coupling of silicon compounds (Hiyama coupling) has rapidly gained acceptance as a suitable alternative to more commonly used methods such as Stille (Sn), Kumada (Mg), Suzuki (B), and Negishi cross-couplings...

    2nd Generation Buchwald Precatalysts

    Buchwald precatalysts and ligands are bulky electron-rich dialkylbiaryl phospine-based catalysts and structurally related ligands that improve reactivity in Pd-catalyzed cross - coupling reactions. These highly active reagents have been extensively applied in the synthesis of pharmaceuticals, natura...

    Rieke® Organozincs

    Aldrich ChemFiles 2006, 6.3, 10. • Available as solutions in THF • Diverse array of functional groups tolerated • Industrially proven applications Sigma-Aldrich, in collaboration with Rieke®, is proud to offer a variety of organozinc reagents in research-scale quantities. Organozinc reagents have be...

    Suzuki-Miyaura Cross-Coupling of Potassium Trifluoro(N-methylheteroaryl)borates with Aryl and Heteroaryl Halides

    A new bulky biarylphosphine ligand (L8) has been developed that allows the Pd-catalyzed C-O cross-coupling of a wide range of aryl halides and phenols under milder conditions than previously possible. A direct correlation between the size of the ligand substituents in the 2�, 4�, and 6� positions of...

    Catalyst-Controlled Chemoselective Arylation of 2-Aminobenzimidazoles-

    Pd2(dba)3/tris(tert-butyl)�HBF4/KF�2H2O serves as a mild, robust, and user-friendly method for the efficient Suzuki cross-coupling of a diverse array of aryl and heteroaryl halides with aryl- and heteroarylboronic acids. Pd2(dba)3/[ (t-Bu)3]BF4 [Pd: (t-Bu)3 = 1:1.2 ; 8.1 mg, 0.0050 mmol of Pd2 (dba)...

    BrettPhos Ligand Supported Palladium-Catalyzed C-O Bond Formation through an Electronic Pathway of Reductive Elimination: Fluoroalkoxylation of Activated Aryl Halides

    A Pd/N-heterocyclic carbene-based catalyst achieves the Sonogashira coupling of an array of functionalized, ?-hydrogen-containing alkyl bromides and iodides under mild conditions. By furnishing the first example of a nonphosphine-based palladium catalyst for cross-coupling unactivated alkyl electrop...

    Hartwig Group – Professor Product Portal

    Professor Product Portal Index Professor John Hartwig Professor Hartwig's research focuses on the discovery and understanding of new reactions catalyzed by transition metal complexes. He has played a major role in the discovery and development of a series of catalytic reactions, including the select...