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Search results for: nucleophilic substitution
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... ligands to control the regioselectivity of Cu-catalyzed nucleophilic trifluoromethylation reactions of propargyl electrophiles provides various ... -, tri-, and tetrasubstituted (trifluoromethyl)allenes, which can be ...
... alcohols, ?-bromination of ketones, and nucleophilic substitution of ?-bromo ketones to give ?-amino ... . see article for more examples Key Words ?-amination , NBS ID: J54-Y2015 ...
... of substituted benzyl ammonium salts with heteroatom nucleophiles, i.e. hydrogen phosphoryl compounds, ... a coupling of a wide range of substituted benzyl ammonium salts with heteroatom nucleophiles, ...
... for the preparation of potassium organotrifluoroborates through nucleophilic substitution of potassium bromo- and iodomethyltrifluoroborates ... described. Potassium halomethyltrifluoroborates have been prepared via in situ reaction of n-BuLi with dibromo ...
... via N-centered radical addition or N-centered anion nucleophilic substitution. see article for more examples ... Words 1-pyrrolines , samarium diiodide ID: J54-Y2019 ...
... formed in good yields through a one-step nucleophilic substitution reaction of allylic tertiary amines with ... bromide under mild reaction conditions via N-deallylation and N-cyanation in one pot. see article ...
... of racemic tertiary alkyl electrophiles with aniline nucleophiles to generate a new C-N bond with ... ee at the fully substituted stereocenter of the product. see article for more examples ...
... more reactions Abstract A simple base-promoted intramolecular nucleophilic aromatic substitution of N-[( ... )sulfonyl]benzamides provides nitriles in very good yields under redox-neutral conditions and avoids ...
... 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 ...
... 100, 2963. Key Words: NUCLEOPHILIC ACYL SUBSTITUTION/CLOSING OLEFIN METATHESIS/ ... NATURAL-PRODUCTS/INTRAMOLECULAR HECK REACTION/CHROMIUM CARBENE COMPLEXES/LOW-VALENT TITANIUM/NI( ...
