Introduction of [C₄(DABCO)₂]·(CuCl₄) as an efficient catalyst for the green synthesis of pyrano[2,3-d]pyrimidinones and dihydropyrano[3,2-c]chromenes and dual pathway synthesis of 2,3-dihydroquinazolinone derivatives

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This is a Experimental Study study.

Fatemeh Mirzaei Eslamlou; Maryam Mousapour; Farhad Shirini

doi:10.1039/d5nj02360b

January 1, 2025New Journal of Chemistry

Introduction of [C₄(DABCO)₂]·(CuCl₄) as an efficient catalyst for the green synthesis of pyrano[2,3-d]pyrimidinones and dihydropyrano[3,2-c]chromenes and dual pathway synthesis of 2,3-dihydroquinazolinone derivatives

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Key Points

The catalyst enables efficient synthesis of pyrano[2,3-d]pyrimidinones and quinazolinones.
The one-pot method incorporates malononitrile, aldehydes, and barbituric acid for improved yield.
The study highlights the environmental benefits of using this catalyst in organic synthesis.
This procedure offers a dual pathway for generating complex molecular structures efficiently.

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Implication

This study introduces a novel catalyst for creating pyrano derivatives in an environmentally friendly process, indicating its high efficiency.

Abstract

In this study, an environmentally friendly and highly efficient one-pot procedure was introduced for the synthesis of pyrano[2,3- d ]pyrimidinones via a three-component reaction featuring malononitrile, aldehydes, and barbituric acid.

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Eslamlou et al. (2025) studied this question.

synapsesocial.com/papers/68d46fbd31b076d99fa69742 https://doi.org/10.1039/d5nj02360b

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Introduction of [C₄(DABCO)₂]·(CuCl₄) as an efficient catalyst for the green synthesis of pyrano[2,3-d]pyrimidinones and dihydropyrano[3,2-c]chromenes and dual pathway synthesis of 2,3-dihydroquinazolinone derivatives

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Introduction of [C₄(DABCO)₂]·(CuCl₄) as an efficient catalyst for the green synthesis of pyrano[2,3-d]pyrimidinones and dihydropyrano[3,2-c]chromenes and dual pathway synthesis of 2,3-dihydroquinazolinone derivatives

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