4 article(s) from Morzycki, Jacek W
Examples of olefin metathesis ruthenium catalysts.
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Selected ruthenium metathesis catalyst bearing chromanyl moieties.
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Synthesis of the new NHC precursor. Reagents and conditions: a) HNO3, CH2Cl2, 0 °C, 58%; b) HOCH2SO...
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CM with electron-deficient olefin.
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Possible products of metathesis reaction between diene and alkene.
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π-Complex and rutenacyclobutane intermediate with a five-membered ring chelate.
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CM reaction of β-carotene and retinyl acetate with ethyl (2E,4Z/E)-3-methylhexa-2,4-dienoate. React...
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Numbering of carbon atoms in the chromanyl moiety.
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Beilstein J. Org. Chem. 2015, 11, 2795–2804, doi:10.3762/bjoc.11.300
ROCM reactions of 7-oxanorbornene.
Chemical structures of catalysts [Ru]1–6 used in this work.
Metathesis products of exo- and endo-7-oxabicyclo[2.2.1]hept-5-en-2-carbonitriles (1 and 2) with al...
Representative GC chromatograms recorded from crude reaction mixtures described in Table 1: a) entry 1 and...
The plausible mechanism of the formation of ROCM and ROMP products from exo- or endo-7-oxabicyclo[2...
Numbering of carbon atoms in cross metathesis products.
Beilstein J. Org. Chem. 2015, 11, 1893–1901, doi:10.3762/bjoc.11.204
Preferential sites of cholesterol electrooxidation.
Functionalization of the cholesterol side chain.
Oxidation of cholestane-3β,5α,6β-triol triacetate (3) with the Gif system.
Electrochemical oxidation of cholesteryl acetate (1a) with dioxygen and iron–picolinate complexes.
Electrochemical chlorination of cholesterol catalyzed by FeCl3.
Electrochemical chlorination of Δ5-steroids.
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Electrochemical bromination of Δ5-steroids in different solvents.
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Direct electrochemical acetoxylation of cholesterol at the allylic position.
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Direct anodic oxidation of cholesterol in dichloromethane.
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A plausible mechanism of the electrochemical oxidation of cholesterol in dichloromethane.
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The electrochemical formation of glycosides and glycoconjugates.
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Efficient electrochemical oxidation of cholesterol to cholesta-4,6-dien-3-one (24).
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Beilstein J. Org. Chem. 2015, 11, 392–402, doi:10.3762/bjoc.11.45
Synthesis of glycoconjugates from different cholesteryl donors.
Cyclic voltammograms registered in 0.2 M tetrabutylammonium tetrafluoroborate (TBABF4) in dichlorom...
Electrochemical reaction of 3α,5α-cyclocholestan-6β-yl ethers 6a–h with 1,2:3,4-di-O-isopropylidene...
Plausible mechanism of isomerization.
Beilstein J. Org. Chem. 2015, 11, 162–168, doi:10.3762/bjoc.11.16
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