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macroline

National Institutes of Health

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Indole Alkaloids

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2020
2020
Towards Sarpagine-Ajmaline-Macroline Family Indole Alkaloids: Enantioselective Synthesis of N-Demethyl Alstolactone Diastereomer.
We report herein our strategy aiming at using the functionalized tetrahydro-6H-cycloocta[b]indol-6-one as a key intermediate for… 
2020
2020
Macroline, talpinine, and sarpagine alkaloids from Alstonia penangiana. An NMR-based method for differentiating between A. penangiana and A. macrophylla.
2018
2018
Stereoselective Access to the Core Structure of Macroline-Type Indole Alkaloids: Total Synthesis of Macroline and Alstomicine.
Rapid synthesis of the pentacyclic core structure of macroline-type indole alkaloids, and its application in the total synthesis… 
2018
2018
Total Synthesis of Sarpagine-Related Bioactive Indole Alkaloids.
Extension of the asymmetric Pictet-Spengler reaction to bulkier Nb -alkylated tryptophan derivatives resulted in an improved… 
2018
2018
Shorter and Improved Access to the Key Tetracyclic Core of Sarpagine-Macroline-Ajmaline Indole Alkaloids: the Total Synthesis of Alkaloids Macrocarpines A-g, Talcarpine, N(4)-methyl-n(4),21…
Part I Chapter 1. A Shorter and Improved Access to the Bicyclo[3.3.1]nonane core of Sarpagine/Macroline/Ajmaline Alkaloids… 
2018
2018
Macroline – New Solutions to Improve Abrasive Wear Resistance
Highly wear resistant overlays for abrasive environments can be provided by welding technologies such as Plasma Transferred Arc… 
2017
2017
Concise Total Synthesis of (-)-Affinisine Oxindole, (+)-Isoalstonisine, (+)-Alstofoline, (-)-Macrogentine, (+)-Na -Demethylalstonisine, (-)-Alstonoxine A, and (+)-Alstonisine.
A highly enantio- and diastereoselective strategy to access any member of the sarpagine/macroline family of oxindole alkaloids… 
Highly Cited
2014
Highly Cited
2014
Oxidized derivatives of macroline, sarpagine, and pleiocarpamine alkaloids from Alstonia angustifolia.
A total of 20 new indole alkaloids comprising mainly oxidized derivatives of macroline- (including alstofonidine, a macroline… 
2013
2013
Aziridine-based concise synthesis of (±)-alstonerine.
A concise synthesis of the macroline-related alkaloid (±)-alstonerine is reported. Key steps are regioselective and… 
2012
2012
Vasorelaxant activity of indole alkaloids from Tabernaemontana dichotoma
The aim of this study was to search for bioactive natural products from medicinal plants targeting vasorelaxant activity and we… 
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