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Search results for: curtius rearrangement
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... A few functional-group transformations (methanolysis, Curtius rearrangement , reduction and acetal formation) ... them set to perform a RORCAM ( ring-opening - ring-closing-alkene-metathesis ) . More diazo chemistry ...
... synthesis of urea-linked peptidomimetics and neoglycopeptides under Curtius rearrangement conditions employing Deoxo-Fluor and TMSN3 is ... and circumvents the isolation of acyl azide and isocyanate intermediates. The reaction was carried ...
... cascade carbonylation, acyl azide formation, Curtius rearrangement, and intramolecular nucleophilic addition sequence ... Benzene-1,3 ,5-triyl triformate (TFBen) has been used as a solid ...
... the reaction is performed at reflux, Curtius rearrangement occurs and carbamoyl azides are obtained ... from the aldehyde in good yield. see article for more examples proposed mechanism Safe ...
... later the first azides appear. A Curtius rearrangement was used to impressively construct a ... carbamate and the Boc-protected amine in one pot. Nice work, as the reaction ...
... diphenylphosphoryl azide and base resulted in a Curtius rearrangement in which the isocyanate was trapped ... the neighbouring hydroxyl group to give an oxazolidinone. Boc protection followed by the use ...
... C via a sequential acyl substitution and Curtius rearrangement. All acyl azides were also ... from secondary amides via sequential reaction with p-toluenesulfonyl chloride and NaN3. In addition, ...
... in the metathesis reaction. Hydrolysis and Curtius rearrangement then led to 5. Thermodynamically-difficult ... rings offer a particular challenge for ring-closing metathesis. William D. Lubell of the ...
... azides , 1,2-azido ethers , Curtius Rearrangement ID: J72-Y2005-2770 ...
... of the methoxycarbonyl moiety, such as Curtius rearrangement, hydrolysis to carboxylic acid, ... the conversion into amine by reaction with a primary amine in the presence of Me3Al ...
