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Search results for: nucleophilic substitution
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Progress in Alkene and Alkyne Metathesis: (+)-5-epi-Citreoviral (Funk) and (±)-Poitediol (Vanderwal)
... crude acid chloride from 17 to a nucleophile led directly to the coupled product 19 ... was competent to cyclize 25 to the trisubstituted cyclooctene 26. Face-selective epoxidation followed by ...
... ) the utility of the enantiomerically-pure allenic nucleophile 19, adding it to the acceptor ... acetonide 21 could be rearranged to the fully-substituted, differentially-protected tetrahydrofuran 22. Paul E ...
... , a surrogate for acetate as a nucleophile was reported (Chem. Commun. ... Zhou at Nankai University. Readily available tri-substituted alkene substrates such as 20 were reduced ...
... that the vinyl pyrrole 4 was sufficiently nucleophilic to add to 5, leading to ... E1 methyl ester (37) . Cis-disubstituted aldehydes such as 36 will also provide ...
... amide, allowing efficient coupling with organometallic nucleophiles to form the corresponding ketones. Another ... examples given were also ?-aryl or ?-heteroaryl substituted. It will be interesting to learn ...
... /carbonyl- compounds/organic-synthesis/nucleophilic trifluoromethylation/azolium 1;3-dipoles/ ... Preparation of achiral and of enantiopure geminally disubstituted beta-amino acids for beta-peptide synthesis. S ...
... amides, carboxylic acids, regioselectivity, nucleophilic ID: J66-Y2003-2130 ...
... ANALYSIS/CARBONYL-COMPOUNDS/CONVENIENT ROUTE/NUCLEOPHILIC TRIFLUOROMETHYLATION/VIBRATIONAL-SPECTRA/TERTIARY ALCOHOLS/ ... and IGLO/DFT studies of trifluoromethyl substituted allyl cations. G. K. ...
... for more examples Key Words propargylation , nucleophilic substitution, Friedel-Crafts alkylation ID: J66-Y2008-1630 ...
... in the presence of 2-chloropyridine followed by ?-nucleophile addition to the activated intermediate and annulation ... see article for more examples Synthesis of Substituted Pyridine Derivatives via the Ruthenium-Catalyzed Cycloisomerization of ...
