Typical Functions of Surfactants The basic properties of surfactants, namely adsorption and self-aggregation, give rise to a wide variety of functions…
Basic properties of surfactants Although surfactants have different structures, they have the same basic properties – adsorption and aggregation…
Application of TLC method in surfactants Instrumental Analysis Surfactant analysis focuses on the characterization of the structure using: IR, NMR, GC…
Surfactant HLB The hydrophilicity of surfactants can be measured by hydrophile and lipophile balance (HLB), HLB value is a relative value indicating t…
Crabtree Directed Hydrogenation Catalysts Directed Olefin Hydrogenation Catalyst – Iridium Catalyst: [Ir(cod)(PCy3)pyr]PF6 or Catalyst 3 picture…
Trost-Chen anhydride decarboxylation reaction Nickel-catalyzed heating decarboxylation of succinic anhydrides to produce olefins. Nickel-catalyzed Suz…
Copper Catalyzed Ullmann coupling reaction Reactions in which iodoaromatics are coupled to themselves to obtain diaryl compounds catalyzed by Cu, Ni o…
Alkynes decomposition reaction Ring closure recombination of alkynes The metal-catalyzed breakage and reorganization of the carbon-carbon triple bond …
Common catalysts Commonly used reagents—-Palladium acetate Commonly used catalyst—-Dichloro[1,2-bis(diphenylphosphino)ethane]palladium Com…
Carbonylative Cross Coupling Carbonylative cross coupling reaction utilizes the ability of carbon monoxide to insert carbon-metal bonds to produce est…
Stille coupling reactions The Stille coupling reaction is a palladium-catalyzed CC-bond coupling of an organotin reagent and a halogenated substance o…
Summary of common metal-catalyzed reactions Metal-catalyzed coupling reactions are common in organic synthesis for the formation of carbon-carbon and …