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Search results for: nucleophilic substitution
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... 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 ...
... 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 ...
... conditions. Preliminarily mechanistic studies suggest that nucleophilic substitution is involved in this reaction. ... article for more examples Key Words Allylboronates , Allenes , Allenylboronates ID: J54-Y2017 ...
... 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 ...
... 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 ...
... 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 ...
... via N-centered radical addition or N-centered anion nucleophilic substitution. see article for more examples ... Words 1-pyrrolines , samarium diiodide ID: J54-Y2019 ...
... generated triazolium enolate intermediates serve as two-carbon nucleophiles that undergo highly enantioselective reactions with enones ... ?,?-unsaturated imines to give ?-unsubstituted ?-lactones and lactams, respectively. see article ...
... dibenzothiophene-forming cyclization step proceeds through a concerted nucleophilic aromatic substitution (CSNAr) mechanism. ... article for more examples Key Words C-S cleavage, C-O cleavage, metathesis, benzo-fused ...
... 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 ...
