Chemistry Reference
In-Depth Information
[35] Helmchen, G. and Prelog, V. (1972) Uber atropisomere Biphenyl-Derivate mit einer
Pseudoasymmetrieachse.
Helv. Chim. Acta.
,
55
, 2599-2611.
[36] Ley, S. V., Norman, J., Griffith, W. P. and Marsden, S. P. (1994) Tetrapropylammo-
nium perruthenate, Pr4N
+
RuO
4
−
, TPAP: A catalytic oxidant for organic synthesis.
Synthesis
, 639-666.
[37] Tebbe, F. N., Parshall, G. W. and Reddy, G. S. (1978) Olefin homologation with
titanium methylene compounds.
J. Am. Chem. Soc.
,
100
, 3611-3613.
[38] Kikuchi, H., Miyagawa, Y., Sahashi, Y., Inatomi, S, Haganuma, A., Nakahata, N.
and Oshima, Y. (2004) Novel trichothecanes, paecilomycine A, B, and C, isolated
from entomopathogenic fungus,
Paecilomyces tenuipes. Tetrahedron Lett.
,
45
, 6225-
6228.
[39] Min, S-J., and Danishefsky, S. J. (2007) Total synthesis of paecilomycine A.
Angew.
Chem Int. Ed.
,
46
, 2199-2202.
[40] Corey, E. J. and Virgil, S. C. (1990) Enantioselective total synthesis of a protosterol,
3.beta.,20-dihydroxyprotost-24-ene.
J. Am. Chem. Soc.
,
112
, 6429-6431.
[41] Castro, V., Ciccio, F., Alvardo, S., Bohlmann, F., Schmeda-Hirschmann, G. and
Jakupovic, J. (1983) Decathieleanolid, ein dimeres guajanolid aus
Decachaeta
thieleana Liebigs
,
Ann. Chem.
, 974-981.
[42] Oberti, J. C., Sosa, V. E., Herz, W., Prasad, J. S. and Goedken, V. L. (1983) Crys-
tal structure and stereochemistry of achalensolide, a new guaianolide from Stevia
achalensis.
J. Org. Chem.
,
48
, 4038-4043.
[43] Hirose, T., Miyakoshi, N. and Mukai, C. (2008) Total synthesis of (
)-achalensolide
based on the Rh(I)-catalyzed allenic Pauson-Khand reaction.
J. Org. Chem.
,
73
,
1061-1066.
[44] Gravier-Pelletier, C., Dumas, J., Le Merrer, Y. L. and Depezay, J.-C. (1992) A Gen-
eral way, from L-Ascorbic and D-isoascorbic acids, to homochiral
+
α
-hydroxy,
α
,
β
-
-epoxyaldehydes, useful building blocks for the synthesis of linear
oxygenated acids metabolites.
Carbohydr. Chem.
,
11
, 969-998.
[45] (a) Tran, Y. S. and Kwon, O. (2005) An application of the phosphine-catalyzed [4
+
hydroxy, and
α
,
β
2] annulation in indole alkaloid synthesis: formal syntheses of (
±
)-alstonerine
and (
)-macroline.
Org. Lett.
,
7
, 4289-4291; (b) Bi, Y., Zhang, L.-H., Hamaker,
L. K. and Cook, J. M. (1994) Enantiospecific synthesis of (-)-alstonerine and (
±
+
)-
macroline as well as a partial synthesis of (
)-villalstonine.
J. Am. Chem. Soc.
,
116
,
9027-9041; (c) Liao, X., Zhou, H., Wearing, X. Z., Ma, J. and Cook, J. M. (2005)
The first regiospecific, enantiospecific yotal synthesis of 6-oxoalstophylline and an
improved total synthesis of alstonerine and alstophylline as well as the bisindole alka-
loid macralstonine.
Org. Lett.
,
7
, 3501-3504; (d) Liao, X., Zhou, H., Yu, J. and Cook,
J. M. (2006) An improved total synthesis of (
+
+
)-macroline and alstonerine as well as
methine.
J. Org. Chem.
,
71
, 8884-8890; (e) Cook, J. M., LeQuesne, P. W. and Elderfield, R. C.
(1969) Alstonerine, a new indole alkaloid from
Alstonia muelleriana. J. Chem. Soc.,
Chem. Commun.
, 1306-1307.
[46] Keawpradub, N., Eno-Amooquaye, E., Burke, P. J. and Houghton, P. J. (1999) Cy-
totoxic activity of indole alkaloids from
alstonia macrophylla
.
Planta Med.
,
65
,
311-315.
the formal total synthesis of (
−
)-talcarpine and (
−
)-anhydromacrosalhine
−