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Buter et al., 2014 - Google Patents

Enantioselective palladium catalyzed conjugate additions of ortho-substituted arylboronic acids to β, β-disubstituted cyclic enones: total synthesis of herbertenediol …

Buter et al., 2014

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Document ID
4207995076583993480
Author
Buter J
Moezelaar R
Minnaard A
Publication year
Publication venue
Organic & Biomolecular Chemistry

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The palladium-catalyzed conjugate addition (Michael addition) of ortho-substituted arylboronic acids to β, β-disubstituted cyclic enones, in particular 3-methyl cyclopent-2- enone and 3-methyl cyclohex-2-enone, is reported. With an achiral bipyridine-based …
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    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
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    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
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    • C07C67/00—Preparation of carboxylic acid esters
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    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
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