Synthetic studies in the field of indole alkaloids. Part 3.

M. Lounasmaa, Curr. Org. Chem., 1998, 2, 63.

Key Words:
DEFORMYL-Z-GEISSOSCHIZINE/AJMALAN RING-SYSTEMS/N-B-OXIDES/STEREOSELECTIVE SYNTHESIS/CLAISEN REARRANGEMENT/MODEL COMPOUNDS/SARPAGAN/INTERMEDIATE/DERIVATIVES/ROUTE



Acid-catalysed C-3 epimerization of reserpine and other indolo[2,3-a]quinolizidines.

M. Lounasmaa, M. Berner, A. Tolvanen, Heterocycles, 1998, 48, 1275.

Key Words:
TRANS DIASTEREOMERS/INDOLE ALKALOIDS/ISOMERIZATION



Indole alkaloid production in Catharanthus roseus cell suspension cultures.

M. Lounasmaa, J. Galambos, Prog. Chem. Org. Nat. Prod., 1989, 55, 89.

Key Words:



Biomimetic formation and interconversion in the heteroyohimbine series.

M. Lounasmaa, P. Hanhinen, Heterocycles, 1998, 48, 1483.

Key Words:
AJMALAN RING-SYSTEMS/INDOLE ALKALOIDS/CATHENAMINE/N-A-BOC-21-ALPHA-CYANOTETRAHYDROALSTONINE/(+/-)-GEISSOSCHIZINE/STRICTOSIDINE/BIOSYNTHESIS/SARPAGAN



Conformational study of geissoschizine isomers and their model compounds.

M. Lounasmaa, P. Hanhinen, Heterocycles, 1999, 51, 649.

Key Words:
ENANTIOSELECTIVE TOTAL SYNTHESIS/MAGNETIC-RESONANCE SPECTROSCOPY/ION VINYLSILANE CYCLIZATIONS/DEFORMYL-Z-GEISSOSCHIZINE/INDOLE-DERIVATIVES/STEREOCONTROLLED SYNTHESIS/Z-ISOSITSIRIKINE/DOUBLE-BONDS/ALKALOIDS/(+/-)-GEISSOSCHIZINE



Effect of C-1, C-2, and C-3 substituents on the conformational equilibrium of indolo[2,3-a]quinolizidines.

M. Lounasmaa, P. Hanhinen, Heterocycles, 1999, 51, 2227.

Key Words:
ALKALINE DECARBOALKOXYLATIVE CYCLIZATION/MAGNETIC-RESONANCE SPECTROSCOPY/ACID-CATALYZED EPIMERIZATION/MODIFIED POLONOVSKI REACTION/INDOLE ALKALOIDS/STEREOSELECTIVE SYNTHESIS/DERIVATIVES/FIELD/(+/-)-APOTACAMINE/(+/-)-TACAMONINE



M. Lounasmaa, P. Hanhinen, in Alkaloids, Vol. 55 (Ed.: G. A. Cordell), Academic Press Inc, 2001, pp. 1.

Key Words:



M. Lounasmaa, P. Hanhinen, M. Westersund, in Alkaloids: Chemistry and Biology, Vol. 52 (Ed.: G. A. Cordell), Academic Press, New York, 1999, pp. 103.

Key Words:
Alkaloids/indole/sarpagine/book Indole alkaloids/book



M. Lounasmaa, A. Tolvanen, in The Alkaloids. Chemistry and Pharmacology, Vol. 42 (Ed.: G. A. Cordell), Academic Press, New York, 1992.

Key Words:



Simple indole alkaloids and those with a nonrearranged monoterpenoid unit.

M. Lounasmaa, A. Tolvanen, Nat. Prod. Rep., 2000, 17, 175.

Key Words:
MEDIATED COUPLING REACTIONS/TRANSITION-METAL COMPLEXES/BRYOZOAN SECURIFLUSTRA-SECURIFRONS/EFFICIENT SYNTHETIC APPROACH/GASTROPOD DRUPELLA-FRAGUM/CATALYZED TOTAL SYNTHESIS/MID-INTESTINAL GLAND/CRYPTOLEPIS-SANGUINOLENTA/BETA-CARBOLINE/CARBAZOLE ALKALOIDS