Concise total syntheses of bis(cyclotryptamine) alkaloids <i>via</i> thio-urea catalyzed one-pot sequential Michael addition-Reference-Cited by-同舟云学术

Concise total syntheses of bis(cyclotryptamine) alkaloids via thio-urea catalyzed one-pot sequential Michael addition

Published:2022 Issue:24 Volume:58 Page:3929-3932
ISSN:1359-7345
Container-title:Chemical Communications
language:en
Short-container-title:Chem. Commun.

Author:

Khatua Arindam¹,Shyamal Pranay²,Pal Souvik¹,Mondal Ayan²,Bisai Alakesh¹²^ORCID

Affiliation:

1. Department of Chemistry, IISER Bhopal, Bhopal Bypass Road, Bhopal – 462 066, Madhya Pradesh, India

2. Department of Chemistry, IISER Kolkata, Mohanpur Campus, Kalyani, Nadia – 741 246, West Bengal, India

Abstract

Catalytic construction of vicinal all-carbon quaternary stereocenters has been developed via an efficient thio-urea catalyzed one-pot sequential Michael addition of dimeric 2-oxindoles with vinyl selenones (up to 96% ee with dr >20 : 1).

Funder

Science and Engineering Research Board

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,Metals and Alloys,Surfaces, Coatings and Films,General Chemistry,Ceramics and Composites,Electronic, Optical and Magnetic Materials,Catalysis

Link

http://pubs.rsc.org/en/content/articlepdf/2022/CC/D2CC01008A

Reference65 articles.

1. Contiguous stereogenic quaternary carbons: A daunting challenge in natural products synthesis

2. Direct construction of vicinal all-carbon quaternary stereocenters in natural product synthesis

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