Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Guy L. Plourde"'
Autor:
Thomas W. Scully, Guy L. Plourde
Publikováno v:
Molecules, Vol 18, Iss 1, Pp 1174-1180 (2013)
A short five steps synthesis of the title compound from vanillin is described. The racemic spiroether 7 was obtained in 61% yield and in >99% diastereomeric excess (by 1H-NMR) from the corresponding phenolic derivative 3 by oxidation with lead (IV) a
Externí odkaz:
https://doaj.org/article/3f9fd25bb54244deabec0da9b5624a6b
Publikováno v:
Molecules, Vol 12, Iss 9, Pp 2215-2222 (2007)
The asymmetric syntheses of two new spirolactones prepared in optically pure form from L-3-nitrotyrosine are described. The key step, an oxidative spiroannulation, was carried out on the optically active phenols 11a and 11b and afforded the new spiro
Externí odkaz:
https://doaj.org/article/46438b12abc348fb85ca4a564ca111c2
Autor:
Randy R. Spaetzel, Guy L. Plourde
Publikováno v:
Molecules, Vol 7, Iss 9, Pp 697-705 (2003)
The regioselective protection of the 4-hydroxyl group of 3,4-dihydroxy-benzaldehyde was accomplished with seven different protecting groups (benzyl, p-methoxybenzyl, o-nitrobenzyl, 2,6-dichlorobenzyl, 3,4-dichlorobenzyl, vinyl and propargyl) in yield
Externí odkaz:
https://doaj.org/article/7ebcc1393fc84ab487770d908247dbc9
Autor:
Benjamin B. Fisher, Guy L. Plourde
Publikováno v:
Molecules, Vol 7, Iss 2, Pp 315-319 (2002)
The synthesis of a new spirolactone is described. The title compound is obtained as a white solid in 46% yield from 3-(4-hydroxy-2-methoxyphenyl)propanoic acid using [Bis(trifluoroacetoxy)iodo]benzene (PIFA) as the oxidant.
Externí odkaz:
https://doaj.org/article/997f766dd9ce4f23834ca7f0c2a81561
Autor:
Guy L. Plourde, Randy R. Spaetzel
Publikováno v:
Molbank, Vol 2009, Iss 2, p M599 (2009)
The syntheses of two new spirolactones are described. Each compound was obtained as an off-white solid in 66% yields from 4-hydroxy-3-nitrobenzaldehyde.
Externí odkaz:
https://doaj.org/article/b4771c545c234539b7396723e856d553
Autor:
Guy L. Plourde
Publikováno v:
Molbank, Vol 2003, Iss 2, p M319 (2003)
n/a
Externí odkaz:
https://doaj.org/article/bb62367df2ab49f6ac5448171cce314c
Autor:
Guy L. Plourde
Publikováno v:
Molbank, Vol 2003, Iss 2, p M315 (2003)
n/a
Externí odkaz:
https://doaj.org/article/04e266e978af40aba1a747479182fe46
Autor:
Guy L. Plourde, Thomas W. Scully
Publikováno v:
Molecules
Volume 18
Issue 1
Pages 1174-1180
Molecules, Vol 18, Iss 1, Pp 1174-1180 (2013)
Volume 18
Issue 1
Pages 1174-1180
Molecules, Vol 18, Iss 1, Pp 1174-1180 (2013)
A short five steps synthesis of the title compound from vanillin is described. The racemic spiroether 7 was obtained in 61% yield and in >
99% diastereomeric excess (by 1H-NMR) from the corresponding phenolic derivative 3 by oxidation with lea
99% diastereomeric excess (by 1H-NMR) from the corresponding phenolic derivative 3 by oxidation with lea
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::abec7f60ab0b3135a9832d7b340b09dc
https://doi.org/10.3390/molecules18011174
https://doi.org/10.3390/molecules18011174
Autor:
Guy L. Plourde, Nadine J English
Publikováno v:
Molecules, Vol 10, Iss 10, Pp 1335-1339 (2005)
Molecules
Volume 10
Issue 10
Pages 1335-1339
Molecules : A Journal of Synthetic Chemistry and Natural Product Chemistry
Molecules
Volume 10
Issue 10
Pages 1335-1339
Molecules : A Journal of Synthetic Chemistry and Natural Product Chemistry
The synthesis of a new spiroether is described. The title compound is obtained as a diastereomeric mixture in 45% yield.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::78f72fdd49a6e38a81cee4dad44f82ef
http://www.mdpi.com/1420-3049/10/10/1335/
http://www.mdpi.com/1420-3049/10/10/1335/
Publikováno v:
International Journal of Chemistry. 6
In recent years, there has been an increased shift towards using renewable biomass as a source of energy generation. Wood pellets are widely used for energy production and are manufactured by densifying wood into pellets for increased energy efficien
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ff4c8f1a6e25a3d6fd30d6c6f650785a
https://doi.org/10.5539/ijc.v6n4p1
https://doi.org/10.5539/ijc.v6n4p1