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Search results for: ozonolysis

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... , 4534.) that a modified Zn/TMSCl protocol could be used following ozonolysis to effect conversion of an alkene 12 to the methylene 13. José Barluenga ...
URL: https://www.organic-chemistry.org/Highlights/2011/23May.shtm
... Zürich effected (Org. Lett. 2011, 13, 78.) unsymmetrical ozonolysis of the enantiomerically-pure 20 to give 21 as the only isolable regioisomer. Isabelle ...
URL: https://www.organic-chemistry.org/Highlights/2011/26December.shtm
... materials 6 and 7. The product diol 8 had> 99% ee. Ozonolysis of 8 was followed by a reductive coupling with the allene, that installed ...
URL: https://www.organic-chemistry.org/Highlights/2012/02July.shtm
... , this was improved to 5:1 in favor of the desired diastereomer. Ozonolysis of 14 followed by selective reduction of the aldehyde gave the primary alcohol, ...
URL: https://www.organic-chemistry.org/Highlights/2012/03September.shtm
... Synthesis 2011, 3475.) that Na triacetoxyborohydride reduced the methoxy hydroperoxide from the ozonolysis of 3 to the aldehyde 4. Reductive amination of 4 can be effected ...
URL: https://www.organic-chemistry.org/Highlights/2012/10September.shtm
... tricyclic 2. The starting material for the synthesis was the inexpensive dihydrocarvone 4. Ozonolysis and oxidative fragmentation following the White protocol delivered 5 in high ee. Conjugate ...
URL: https://www.organic-chemistry.org/Highlights/2013/04November.shtm
... quantitative hydrogenation of 24 with 0.1 mol% catalyst loading in only 2 h. Ozonolysis of alkenes typically requires the destruction of ozonide intermediates by reductants such as triphenylphosphine ...
URL: https://www.organic-chemistry.org/Highlights/2013/18March.shtm
... 8 by coupling the alkenyl triflate with the salt of an ?-alkyl arylacetic acid. Ozonolysis followed by reductive work up led to a diamino keto aldehyde that cyclized to ...
URL: https://www.organic-chemistry.org/Highlights/2013/25November.shtm
... The phenol of 5 was protected as the mesylate, that was then subjected to ozonolysis with a reductive workup to give the primary alcohol. This was protected as ...
URL: https://www.organic-chemistry.org/Highlights/2014/01December.shtm
... was activated with SOCl 2 then condensed with ammonia to give the primary amide. Ozonolysis followed by acidic methanol led to cyclization onto the amide, allowing ready differentiation ...
URL: https://www.organic-chemistry.org/Highlights/2014/06October.shtm
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