Enantioselective aminocatalytic synthesis of tetrahydropyrano[2,3-c]pyrazoles via a domino Michael-hemiacetalization reaction with alkylidene pyrazolones-Reference-Cited by-同舟云学术

Enantioselective aminocatalytic synthesis of tetrahydropyrano[2,3-c]pyrazoles via a domino Michael-hemiacetalization reaction with alkylidene pyrazolones

Published:2017 Issue:38 Volume:15 Page:8032-8036
ISSN:1477-0520
Container-title:Organic & Biomolecular Chemistry
language:en
Short-container-title:Org. Biomol. Chem.

Author:

Maity Rajendra¹²³,Pan Subhas Chandra¹²³^ORCID

Affiliation:

1. Department of Chemistry

2. Indian Institute of Technology Guwahati

3. India

Abstract

An enantioselective organocatalytic synthesis of fused tetrahydropyranopyrazole products has been achieved via a domino Michael-hemiacetalization reaction between alkylidene pyrazolones and cyclic ketones/pentanal.

Funder

Science and Engineering Research Board

Publisher

Royal Society of Chemistry (RSC)

Subject

Organic Chemistry,Physical and Theoretical Chemistry,Biochemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2017/OB/C7OB02170D

Reference44 articles.

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3. Asymmetric synthesis of pyrazoles and pyrazolones employing the reactivity of pyrazolin-5-one derivatives

4. Microwave-assisted organocatalytic multicomponent Knoevenagel/hetero Diels–Alder reaction for the synthesis of 2,3-dihydropyran[2,3-c]pyrazoles

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