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Original Articles

Ultrasound-Mediated Synthesis of 3,4-Dihydropyrimidin-2-(1H)-Ones (or Thiones) with NaHSO4·H2O

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Pages 1634-1642 | Received 26 Nov 2012, Accepted 15 Feb 2013, Published online: 20 Sep 2013

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Prerna Ganwir, Kanchan Gavali & Ganesh U. Chaturbhuj. (2023) N-(Phenylsulfonyl)Benzenesulfonamide: A New Organocatalyst for One-Pot, Solvent-Free Synthesis of Biginelli’s 3,4-Dihydropyrimidine-2(1H)-Thiones. Polycyclic Aromatic Compounds 43:4, pages 3182-3191.
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Sharmil N. Anjirwala, Parnas S. Parmar & Saurabh K. Patel. (2022) Synthetic protocols for non-fused pyrimidines. Synthetic Communications 52:22, pages 2079-2121.
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Articles from other publishers (10)

Neamatullah Fekrat, Masoumeh Mazloumi & Farhad Shirini. (2023) Copper salt of a DABCO-based molten salt: a high-performance catalyst in the one-pot synthesis of 3,4-dihydropyrimidine and polyhydroquinoline derivatives. RSC Advances 13:50, pages 35659-35671.
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Vishal Singh, Khushbu Rajput, Pratibha Verma, Sundaram Singh & Vandana Srivastava. (2023) A green approach for the synthesis of 2-oxo-1,2,3,4-tetrahydropyrimidines through oxidative functionalization of methyl arenes/benzyl derivatives via in situ generated urea. Research on Chemical Intermediates 49:7, pages 2969-2987.
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Pakin Noppawan, Suwiwat Sangon, Nontipa Supanchaiyamat & Andrew J. Hunt. (2021) Vegetable oil as a highly effective 100% bio-based alternative solvent for the one-pot multicomponent Biginelli reaction. Green Chemistry 23:16, pages 5766-5774.
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Azam Karimian, Masoud Saadati Rad & Elham Mahdavi. (2020) CoNiFe 2 O 4 @ Silica‐SO 3 H nanoparticles: New recyclable magnetic nanocatalyst for the one‐pot synthesis of 3,4‐dihydropyrimidin‐2( 1 H )‐ones/thiones under solvent‐free conditions . Journal of the Chinese Chemical Society 67:9, pages 1702-1714.
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Ngoc Son Le Pham, Hyunik Shin, Jun Yong Kang & Jeong-Hun Sohn. (2020) Oxidative Dehydrosulfurative Cross-Coupling of 3,4-Dihydropyrimidine-2-thiones with Alkynes for Access to 2-Alkynylpyrimidines. The Journal of Organic Chemistry 85:7, pages 5087-5096.
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Majid Heravi & Vahideh Zadsirjan. 2020. Recent Advances in Applications of Name Reactions in Multicomponent Reactions. Recent Advances in Applications of Name Reactions in Multicomponent Reactions 15 138 .
Rajendra V. Patil, Jagdish U. Chavan, Dipak S. Dalal, Vaishali S. Shinde & Anil G. Beldar. (2019) Biginelli Reaction: Polymer Supported Catalytic Approaches. ACS Combinatorial Science 21:3, pages 105-148.
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Chetan K. Khatri, Deelip S. Rekunge & Ganesh U. Chaturbhuj. (2016) Sulfated polyborate: a new and eco-friendly catalyst for one-pot multi-component synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones via Biginelli reaction. New Journal of Chemistry 40:12, pages 10412-10417.
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Hamzeh Kiyani & Maryam Ghiasi. (2014) Phthalimide-N-sulfonic acid: a new and efficient organocatalyst for the Biginelli reaction under solvent-free conditions. Research on Chemical Intermediates 41:9, pages 6635-6648.
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Hamzeh Kiyani & Maryam Ghiasi. (2014) Solvent-free efficient one-pot synthesis of Biginelli and Hantzsch compounds catalyzed by potassium phthalimide as a green and reusable organocatalyst. Research on Chemical Intermediates 41:8, pages 5177-5203.
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