A direct synthesis of pyrrolophenanthridone alkaloids

DSC Black, PA Keller, N Kumar - Tetrahedron letters, 1989 - Elsevier
Tetrahedron Letters,Vo1.30,No.42,pp 5807-5808,1989 0040-4039/89 $3.00 + .OO Printed in
Great Britain Pergamon Press plc ALKALOID Page 1 Tetrahedron Letters,Vo1.30,No.42,pp …

Biomimetic Synthesis of Indole Akaloids

CL Chapple - 1974 - search.proquest.com
Abstract Chapter 1. Methyl N (b)-benzyl-L-tryptophanteis syntesised and condensed with
seceloganin tetraacetate. Attempts to obtain a simple aglycone from the benzyl glycoside …

Directed Biosynthesis of Alkaloid Analogs in the Medicinal Plant Catharanthus roseus

E McCoy, SE O'Connor - Journal of the American Chemical …, 2006 - ACS Publications
Terpene indole alkaloids are plant natural products with diverse structures and biological
activities. A highly branched biosynthetic pathway is responsible for the production of …

Total synthesis of a pyrroloindoloquinazoline alkaloid

D Gahtory, M Chouhan, R Sharma, VA Nair - Organic letters, 2013 - ACS Publications
A highly concise stereoselective synthesis of a newly identified alkaloid with a
pyrroloindoloquinazoline skeleton has been achieved. To this end, a chiral auxiliary …

Synthetic studies on indole alkaloids. VII. Effect of the piperidine ring substitution on intramolecular KtBuO/BF3. Et2O cyclization of N-(2-hydroxyethyl)-2-[1 …

A Diez, C Villa, M Rubiralta - Tetrahedron, 1993 - Elsevier
3, 3-Disubstituted N-(2-hydroxyethyl)-2-[1-(phenylsulfonyl)-3-indolyl]-piperidine 4 shows a
particular reactivity in front of KtBuO/BF3. Et2O: the intermediate spiroindolenine 15 evolves …

Simple indole alkaloids including ß-carbolines and carbazoles

HP Husson - The Alkaloids: Chemistry and Pharmacology, 1985 - Elsevier
Publisher Summary This chapter deals with the origins and chemistry of “Simple Indole
Alkaloids,” those alkaloids that are either derived by functionalization of the indole nucleus …

A new route to the indolopyridonaphthyridine ring system: synthesis of N-benzyl-13b, 14-dihydronauclefine and N-benzyl-13b, 14-dihydroangustine

MA Brook, DB Maclean, HL Holland - Tetrahedron, 1987 - Elsevier
The indolo [2: 3, 3': 4'] pyrido [1, 2-b] naphthyridine ring system, which is present in several
alkaloids, has been prepared in a single reaction between the lithio derivative of a 3-cyano …

Alkaloids derived from tryptophan: terpenoid indole alkaloids

S Ramani, N Patil, S Nimbalkar… - … Botany and Metabolism …, 2013 - experts.umn.edu
L-Tryptophan is an indole ring containing aromatic amino acid derived via the shikimate
pathway. The tryptophan-derived alkaloids are found in eight families, of which …

[引用][C] Building Blocks for the Synthesis of Indole Alkaloids: Stereoselective Protonation of Butyrolactone Enolate.

D SPITZNER, K ARNOLD, JJ STEZOWSKI… - …, 1990 - Wiley Online Library

Advances in the total syntheses of complex indole natural products

L Fu - Heterocyclic Scaffolds II: Reactions and Applications of …, 2010 - Springer
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