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Search results for: nucleophilic substitution

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... 10.1021/acs.joc.9b03041 Abstract A phenyltrimethylammonium tribromide-mediated nucleophilic substitution/oxygen transformation reaction of benzyl ... with DMSO enables a convenient and direct synthesis of various benzyl methyl sulfoxides. In ...
URL: https://www.organic-chemistry.org/abstracts/lit7/233.shtm
... An intermolecular addition of malononitrile and related pronucleophiles to several 1,3-disubstituted acyclic 1 ... 3-dienes in the presence of a Pd-PHOX catalyst provides products with quaternary stereogenic centers in ...
URL: https://www.organic-chemistry.org/abstracts/lit7/262.shtm
... enantioselective 1,2-addition reaction using alkenylboron nucleophiles. Addition of various potassium alkenyltrifluoroborates to ... di-, tri-, and tetrasubstituted allylic N-tosyl amines with high asymmetric induction ...
URL: https://www.organic-chemistry.org/abstracts/lit4/350.shtm
... ketone synthesis with disubstituted (internal) nucleophiles. The method's remarkable tolerance to steric ... including examples of chiral ketone synthesis with disubstituted (internal) nucleophiles. The method's ...
URL: https://www.organic-chemistry.org/abstracts/lit2/619.shtm
... involves a Vilsmeier-Haack reaction with nonaromatic carbon nucleophiles. The reaction enabled the synthesis of ... more reactions Abstract A preparation of highly substituted ?-amino acids involves a Vilsmeier-Haack reaction with ...
URL: https://www.organic-chemistry.org/abstracts/lit4/797.shtm
... bromides. The convenient conditions involve a nucleophilic substitution with anions of CH2I2, ICH2Cl ... or CH2Br2 and a subsequent stereoselective base-induced elimination. A facile purification allows rapid access ...
URL: https://www.organic-chemistry.org/abstracts/lit2/379.shtm
... , sp2-, or sp3-hybridized organometallic C-nucleophiles under mild conditions, and the use ... enables a simple and high-yielding synthesis of 1-substituted cyclopropanols. The transformation is amenable to ...
URL: https://www.organic-chemistry.org/abstracts/lit7/493.shtm
... ligands to control the regioselectivity of Cu-catalyzed nucleophilic trifluoromethylation reactions of propargyl electrophiles provides various ... -, tri-, and tetrasubstituted (trifluoromethyl)allenes, which can be ...
URL: https://www.organic-chemistry.org/abstracts/lit4/950.shtm
... a decarboxylative etherification. Alternatively, the nucleophilic substitution of benzyl methyl carbonates with phenols ... in the presence of the catalyst, yielding aryl benzyl ethers. see article for ...
URL: https://www.organic-chemistry.org/abstracts/lit2/111.shtm
... the carbonyl compound followed by an intramolecular nucleophilic aromatic substitution (SNAr) reaction of ... in situ generated ?,?-unsaturated ketone intermediates. see article for more examples Key ...
URL: https://www.organic-chemistry.org/abstracts/lit5/291.shtm
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