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Search results for: sharpless dihydroxylation

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... coupling with 5 led to 6. Sharpless asymmetric dihydroxylation followed by protection delivered 8 ... 96% ee. The ?-alkoxy radical derived from the telluride 9 was added in ...
URL: https://www.organic-chemistry.org/Highlights/2020/04May.shtm
... four steps, commencing with an asymmetric Sharpless dihydroxylation , followed by carbonate formation and ... catalysed reduction, and finally diastereoselective hydration with benzaldehyde to generate the 3,5-benzylidene ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn01/milbemycin-o-doherty.shtm
... ) that this acceleration also worked with Sharpless asymmetric dihydroxylation . D. Christopher Braddock ... Imperial College London took advantage (Chem. Commun. 2014, 50, 13725 ...
URL: https://www.organic-chemistry.org/Highlights/2015/13July.shtm
... , that was dihydroxylated under the enantioselective Sharpless conditions , leading to the diol 7 ... 6 gave the enyne, that was dihydroxylated under the enantioselective Sharpless conditions , leading ...
URL: https://www.organic-chemistry.org/Highlights/2022/05December.shtm
... they used a two-step protocol - a Sharpless dihydroxylation , followed by addition of periodate ... Presumably the more direct ozonolysis was unselective, and attacked the freshly installed vinyl iodide ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn05/sorangicin-a-smith.shtm
... paper describes the use of a double Sharpless asymmetric dihydroxylation sequence, in which the ... alkene reacts first, forming the tetrahydrofuran, and then the terminal alkene to form ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn04/spirastrellolide-a-paterson.shtm
... " epoxide isn't actually made from a Sharpless epoxidation ; they actually do a dihydroxylation ... and then selectively mesylate and displace to leave the desired epoxide. With the epoxides ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn02/intricatetraol-morimoto.shtm
... initiated their synthesis of 10 with the Sharpless asymmetric dihydroxylation of the unsaturated ester 8 ... leading to the lactone 9 (Synlett 2022, 34, 271) . Fernando ...
URL: https://www.organic-chemistry.org/Highlights/2024/15January.shtm
... from the aldehyde 10, prepared by Sharpless asymmetric dihydroxylation of 3-pentenenitrile. Chelate-controlled addition ... propargyl zinc 11 led to the alkyne 12. Reductive coupling of the alkyne of ...
URL: https://www.organic-chemistry.org/Highlights/2012/02July.shtm
... set the absolute configuration of 15 by Sharpless asymmetric dihydroxylation , then cyclized it to ... with a Rh catalyst (Chem. Sci. 2019, 10, 535. ...
URL: https://www.organic-chemistry.org/Highlights/2019/18November.shtm
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