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  • Gold-catalyzed formation of heterocycles - an enabling new technology for medicinal chemistry.

Gold-catalyzed formation of heterocycles - an enabling new technology for medicinal chemistry.

Drug discovery today. Technologies (2013-09-21)
Hong C Shen, Thomas H Graham
ABSTRACT

Gold-catalyzed transformations allow efficient access to a wide scope of heterocyclic structures that serve as building blocks and pharmacophores in medicinal chemistry. Compared with other transition metal and Lewis acid catalysis, gold catalysis presents mechanistic divergence, excellent functional group tolerance and/or operational advantages. Emergent applications of gold catalysis have played a key role in the synthesis of biologically active molecules including a drug candidate.

MATERIALS
Product Number
Brand
Product Description

Sigma-Aldrich
Gold, powder, <45 μm, 99.99% trace metals basis
Gold, tube, 50mm, outside diameter 8mm, inside diameter 7.8mm, wall thickness 0.1mm, as drawn, 99.95%
Gold, insulated wire, 0.5m, conductor diameter 0.125mm, insulation thickness 0.014mm, polyester insulation, 99.99%
Gold, insulated wire, 5m, conductor diameter 0.05mm, insulation thickness 0.007mm, polyester insulation, 99.99%
Gold, tube, 200mm, outside diameter 2.0mm, inside diameter 1.7mm, wall thickness 0.15mm, as drawn, 99.95%
Gold, microleaf disks, 10mm, thinness 0.5μm, specific density 966μg/cm2, removable support, 99.99+%
Gold, rod, 25mm, diameter 3.0mm, as drawn, 99.95%
Gold, tube, 100mm, outside diameter 3.0mm, inside diameter 2.8mm, wall thickness 0.10mm, as drawn, 99.95%
Gold, insulated wire, 1m, conductor diameter 0.05mm, insulation thickness 0.007mm, polyimide insulation, 99.99%
Gold, tube, 100mm, outside diameter 10.0mm, inside diameter 9.7mm, wall thickness 0.15mm, as drawn, 99.95%
Gold, insulated wire, 0.5m, conductor diameter 0.025mm, insulation thickness 0.005mm, polyester insulation, 99.99%
Gold, insulated wire, 2m, conductor diameter 0.075mm, insulation thickness 0.012mm, PTFE (polytetrafluoroethylene) insulation, 99.99%
Gold, tube, 200mm, outside diameter 1.0mm, inside diameter 0.5mm, wall thickness 0.25mm, as drawn, 99.95%
Gold, insulated wire, 0.5m, conductor diameter 0.125mm, insulation thickness 0.016mm, PTFE (polytetrafluoroethylene) insulation, 99.99%
Gold, tube, 100mm, outside diameter 1.0mm, inside diameter 0.5mm, wall thickness 0.25mm, as drawn, 99.95%
Gold, microfoil, disks, 10mm, thinness 0.05μm, specific density 101.3μg/cm2, permanent mylar 3.5μm support, 99.99+%
Gold, rod, 100mm, diameter 2.0mm, as drawn, 99.95%
Gold, rod, 25mm, diameter 4.0mm, as drawn, 99.95%
Gold, microfoil, disks, 10mm, thinness 0.01μm, specific density 20.7μg/cm2, permanent mylar 3.5μm support, 99.99+%
Gold, microfoil, disks, 10mm, thinness 0.1μm, specific density 204.1μg/cm2, permanent mylar 3.5μm support, 99.99+%
Gold, rod, 10mm, diameter 6.0mm, as drawn, 99.95%
Gold, insulated wire, 1m, conductor diameter 0.075mm, insulation thickness 0.012mm, PTFE (polytetrafluoroethylene) insulation, 99.99%
Gold, insulated wire, 2m, conductor diameter 0.125mm, insulation thickness 0.014mm, polyester insulation, 99.99%
Gold, insulated wire, 0.5m, conductor diameter 0.075mm, insulation thickness 0.012mm, PTFE (polytetrafluoroethylene) insulation, 99.99%
Gold, tube, 50mm, outside diameter 1.0mm, inside diameter 0.5mm, wall thickness 0.25mm, as drawn, 99.95%
Gold, tube, 100mm, outside diameter 1.60mm, inside diameter 0.6mm, wall thickness 0.5mm, as drawn, 99.95%
Gold, rod, 50mm, diameter 3.0mm, as drawn, 99.95%
Gold, insulated wire, 1m, conductor diameter 0.05mm, insulation thickness 0.007mm, polyester insulation, 99.99%
Gold, microfoil, disks, 10mm, thinness 0.5μm, specific density 966μg/cm2, permanent mylar 3.5μm support, 99.99+%
Gold, rod, 6mm, diameter 6.0mm, as drawn, 99.95%