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2 224 (0,063s)

Výsledek výzkumu

Rhodium complexes with perfluoroalkyl-substituted cyclopentadienyl ligands

Mixtures of isomers of (perfluoroalkyl)tetramethylcyclopenta-1,3-dienes (CH3)4C5H(CF2)nCF3 (n = 3, 5, 7, 9) were synthesized as precursors of new cyclopentadienyl ligands for organotransition metal catalysis in fluorous biphase<...

CC - Organická chemie

  • 2001
  • Jx
Výsledek výzkumu

Synthesis of Rhodium Complexes with Novel Perfluoroalkyl Substituted Cyclopentadienyl Ligands.

Mixtures of isomers of (perfluoroalkyl)tetramethylcyclopenta-1,3-dienes (CH3)4C5H(CF2)nCF3 (n = 3, 5, 7, 9) were synthesized as precursors of new cyclopentadienyl ligands for organotransition metal catalysis in fluorous biphase<...

CC - Organická chemie

  • 2001
  • Jx
Výsledek výzkumu

Preparation of Bis(polyfluoroalkyl)cyclopentadienes, New Highly Fluorophilic Ligands for Fluorous Biphase Catalysis.

Bis[2-(perfluoroalkyl)ethyl]cyclopentadienes were synthesized from lithium [2-(perfluoroalkyl)ethyl]cyclopentadienides and 2-(perfluoroalkyl)ethyl triflates. Bis[2-(perfluoroalkyl)ethyl]cyclopentadienes with two identical fluorinated chains were also...

CC - Organická chemie

  • 2002
  • Jx
Výsledek výzkumu

Synthesis and Fluxional Behavior of New "Haevy Fluorous" Cyclopentadienes.

for titanium complexes suitable for fluorous biphase catalysis. All three isomersThe new heavy fluorous cyclopentadienes C5H6-n[M(C2H4C6F13)3]n (M = Si, n = 1 (3); n = 2 (4) and M = Sn, n = 1 (10)) were synthesize...

CC - Organická chemie

  • 2010
  • Jx
Výsledek výzkumu

2-(Perfluoroalkyl)ethyl Triflates, Building Blocks for the Synthesis of Bis(polyfluoroalkylated) Cyclopentadienes.

used in fluorous biphase systems. Fluorotriflates 11 are also excellent substrates...

CC - Organická chemie

  • 2001
  • Jx
Výsledek výzkumu

The Synthesis of Rhodium Complexes with Cyclopentadienyl Ligands Containing Perfluoroalkyl Ponytails.

The synthesis of complexes, which can be used as model compounds for catalysis in fluorous biphase systems, is reported. Modified cyclopentadienes of general formula C5Me4H(CnF2n+1) (n = 3,5,7,9), and their complexes with r...

CC - Organická chemie

  • 2001
  • D
Výsledek výzkumu

On the miscibility of ethers and perfluorocarbons. An experimental and theoretical study

Despite their significant polar character, some organic ethers such as diethyl ether were found to be miscible with perfluorocarbon solvents. Solubilities of various ethers in perfluorocarbons and miscibility temperatures were determined....

CC - Organická chemie

  • 2008
  • Jx
Výsledek výzkumu

Biphasic Catalysis with Disaccharide Phosphorylases: Chemoenzymatic Synthesis of alpha-D-Glucosides Using Sucrose Phosphorylase

of alkyl gallyl 4-O-alpha-D-glucopyranosides. The usefulness of biphasic catalysis of SP in biphasic systems. Careful optimization of the reaction conditions enabled and biphasic reaction system. The acceptor yiel...

CE - Biochemie

  • 2014
  • Jx
  • Odkaz
Výsledek výzkumu

Imidazolium Based Fluorous N-Heterocyclic Carbenes as Effective and Recyclable Organocatalysts for Redox Esterification

was achieved using either fluorous extraction or performing the reaction in suitable fluorous biphase system with direct recycling of the fluorinated precatalyst phase......

Organic chemistry

  • 2020
  • Jimp
  • Odkaz
Výsledek výzkumu

Nickel(O) and palladium(O) complexes with 1,3,5-triaza-7phosphaadamanante. Catalysis of buta-1,3-diene oligomerization or telomerization in an aqueous biphasic system.

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CF - Fyzikální chemie a teoretická chemie

  • 1997
  • Jx
  • 1 - 10 z 2 224