Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Souza MA"'
Publikováno v:
Journal of the Brazilian Chemical Society, Vol 13, Iss 3, Pp 368-374 (2002)
The synthesis of reverse pyrrole ribonucleosides methyl 5-C-(4-acetyl-5-methyl-pyrrol-1-yl)-2,3-O-isopropylidene-5-deoxy- beta-D-ribofuranoside (10), methyl 5-C-(4-ethoxycarbonyl-5-methyl-pyrrol-1-yl)-2,3-O-isopropylidene-5-deoxy- beta-D-ribofuranosi
Externí odkaz:
https://doaj.org/article/31aea3bf4e0e4fd18adde515a4f0737a
Publikováno v:
Química Nova, Vol 25, Iss 1, Pp 89-98 (2002)
In this paper we describe a powerful methodology for the regiospecific construction of polysubstituted aromatic and heteroaromatic compounds. The DoM reaction (direct ortho-metalation) comprises the deprotonation in position ortho of a aromatic or he
Externí odkaz:
https://doaj.org/article/19daf05e3c454e71ac99cabf52ac1ca3
Publikováno v:
Química Nova, Vol 24, Iss 2, Pp 206-219 (2001)
The number of agents available for the treatment of viral infections has increased dramatically during the past decade most of them belonging to the nucleoside class. The accomplishment of many syntheses for these nucleosides in recent years offers e
Externí odkaz:
https://doaj.org/article/2e8bbd44b9d043de89e20d7392165bc3
Publikováno v:
Journal of the Brazilian Chemical Society, Vol 9, Iss 4, Pp 409-414 (1998)
3beta-hydroxy-4,4,10beta-trimethyl-9-decalone and its dehydroxy analogue are useful intermediates whose Baeyer-Villiger oxidation and subsequent two-carbon homologation provides a quick entry into the monocyclofarnesyl skeleton. The synthetic approac
Externí odkaz:
https://doaj.org/article/057d346e946a402e95b026c80d2ea820