Estudo das condições reacionais da reação de clivagem oxidativa de β-hidróxi éteres bicíclicos promovida por tetróxido de rutênio Study of the conditions of the ruthenium tetraoxide-promoted oxidative cleavage reaction of bicyclic β-hydroxy ethers

Autor: Helena M. C. Ferraz, Alexsandra C. Scalfo, Bruno T. Vilalba, Luiz S. Longo Jr

Publikováno v: Química Nova, Vol 33, Iss 10, Pp 2113-2117 (2010)

A systematic study of the reaction of β-hydroxy ethers with ruthenium tetraoxide (RuO4), generated in situ from ruthenium trichloride and sodium periodate, is presented, leading to nine-membered ring keto-lactones in moderate yields. Three different

Externí odkaz: https://doaj.org/article/a06d16a4d4054a8e9d9962a13b052f58

Métodos de preparação de lactonas de anel médio Methods for the preparation of medium ring lactones

Autor: Luiz S. Longo Junior, Fernanda I. Bombonato, Helena M. C. Ferraz

Publikováno v: Química Nova, Vol 30, Iss 2, Pp 415-424 (2007)

There are several natural products bearing medium ring lactone moieties, which are those containing a ring size in the range of 8 to 11 members. This review intends to cover the last 10 years (1996-2005) of the literature concerning the synthesis of

Externí odkaz: https://doaj.org/article/187a349e28ed4b8792e0bb000563690c

Natural occurrence, biological activities and synthesis of eight-, nine-, and eleven-membered ring lactones

Autor: Myrian K. Sano, Luiz S. Longo, Helena M. C. Ferraz, Fernanda I. Bombonato

Publikováno v: Química Nova, Vol 31, Iss 4, Pp 885-900 (2008)
Química Nova v.31 n.4 2008
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 31, Issue: 4, Pages: 885-900, Published: 2008

The natural occurrence, biological activities and synthetic approaches to natural eight-, nine-, and eleven-membered lactones is reviewed. These medium ring lactones are grouped according to ring size, and their syntheses are discussed. The structure

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1eabf306da1a47b754f563f40718b612
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422008000400029

Estudo das condições reacionais da reação de clivagem oxidativa de β-hidróxi éteres bicíclicos promovida por tetróxido de rutênio

Autor: Helena M. C. Ferraz, Alexsandra Cristina Scalfo, Luiz S. Longo, Bruno T. Vilalba

Publikováno v: Química Nova v.33 n.10 2010
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 33, Issue: 10, Pages: 2113-2117, Published: 2010

A systematic study of the reaction of β-hydroxy ethers with ruthenium tetraoxide (RuO4), generated in situ from ruthenium trichloride and sodium periodate, is presented, leading to nine-membered ring keto-lactones in moderate yields. Three different

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::87d5fcae5395ae941eb735a9aa1a2e17
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422010001000021

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