Arylacetic acids in organic synthesis

C Yang, X Sheng, L Zhang, J Yu… - Asian Journal of Organic …, 2020 - Wiley Online Library
Arylacetic acids are widely used in organic reactions and their recent advances are
summarized in six categories according to their triggered pathways:(1) the acid as directing …

[HTML][HTML] The Castagnoli–Cushman Reaction

JL Ramiro, S Martínez-Caballero, AG Neo, J Díaz… - Molecules, 2023 - mdpi.com
Since the first reports of the reaction of imines and cyclic anhydrides by Castagnoli and
Cushman, this procedure has been applied to the synthesis of a variety of lactams, some of …

Mechanistic Investigation of Castagnoli–Cushman Multicomponent Reactions Leading to a Three-Component Synthesis of Dihydroisoquinolones

SY Howard, MJ Di Maso, K Shimabukuro… - The Journal of …, 2021 - ACS Publications
The mechanisms for the three-and four-component variants of the Castagnoli–Cushman
reaction (CCR) have been investigated. A series of crossover experiments were conducted …

Three-Component Castagnoli–Cushman Reaction of 3-Arylglutaconic Acids with Aromatic Aldehydes and Amines Delivers Rare 4,6-Diaryl-1,6-dihydropyridin-2(3H) …

A Firsov, E Chupakhin, D Dar'in, O Bakulina… - Organic …, 2019 - ACS Publications
Attempted use of 3-arylglutaconic acids in the three-component version of the Castagnoli–
Cushman reaction with amines and aromatic aldehydes resulted in an unexpected formation …

[HTML][HTML] The Use of Aryl-Substituted Homophthalic Anhydrides in the Castagnoli–Cushman Reaction Provides Access to Novel Tetrahydroisoquinolone Carboxylic …

N Moshnenko, A Kazantsev, O Bakulina, D Dar'in… - Molecules, 2022 - mdpi.com
Novel aryl-substituted homophthalic acids were cyclodehydrated to the respective
homophthalic anhydrides for use in the Castagnoli–Cushman reaction. With a range of …

Further Insight into the Castagnoli–Cushman-type Synthesis of 1,4,6-Trisubstituted 1,6-Dihydropyridin-2-(3H)-ones from 3-Arylglutaconic Acid Anhydrides

A Firsov, O Bakulina, D Dar'in… - The Journal of …, 2020 - ACS Publications
The earlier reported three-component Castagnoli–Cushman-type synthesis of 1, 4, 6-
trisubstituted 1, 6-dihydropyridin-2-(3 H)-ones from 3-arylglutaconic acids, primary amines …

Recent Advances in Synthesis of 3,4‐Dihydroisoquinolin‐1(2H)‐one

MR Kulkarni, ND Gaikwad - ChemistrySelect, 2020 - Wiley Online Library
Abstract The 3, 4‐dihydroisoquinolin‐1 (2H)‐one motifs found in many natural products,
synthetic molecules with a diverse range of the biological activities and represent a privilege …

[HTML][HTML] One-Pot Sequence of Staudinger/aza-Wittig/Castagnoli–Cushman Reactions Provides Facile Access to Novel Natural-like Polycyclic Ring Systems

R Lebedev, D Dar'in, G Kantin, O Bakulina, M Krasavin - Molecules, 2022 - mdpi.com
Realization of the one-pot Staudinger/aza-Wittig/Castagnoli–Cushman reaction sequence
for a series of azido aldehydes and homophthalic anhydrides is described. The reaction …

[HTML][HTML] Facile access to Fe (III)-complexing cyclic hydroxamic acids in a three-component format

E Chupakhin, O Bakulina, D Dar'in, M Krasavin - Molecules, 2019 - mdpi.com
Cyclic hydroxamic acids can be viewed as effective binders of soluble iron and can therefore
be useful moieties for employing in compounds to treat iron overload disease. Alternatively …

Three-component reaction of homophthalic anhydride with carbonyl compounds and ammonium acetate: new developments

A Safrygin, O Bakulina, D Dar'in, M Krasavin - Synthesis, 2020 - thieme-connect.com
The earlier described reaction of homophthalic anhydrides with aromatic ketones and
ammonium acetate was tested for cyclic ketones (yielding spirocyclic motifs) and aliphatic …