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Efficient and Green Preparation of 2-Imidazolidinone using Sulfamic Acid as Acidic Catalyst

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Silica-Gel Supported Sulfamic Acid (SA/SiO₂) as an Efficient and Reusable Catalyst for Conversion of Ketones into Oxathioacetals and Dithioacetals

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Sulfamic Acid: An Efficient, Cost-Effective, and Reusable Solid Acid Catalyst for the Synthesis of 1,8-Naphthyridines Under Solvent-Free Heating and Microwave Irradiation

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Sulfamic Acid–Mediated, Efficient, One-Pot Synthesis of Novel 5-Substituted 1,3,4-Thiadiazol-2-ylcarbamoyl Aliphatic Amide Acid Derivatives and Facile Synthesis of Cyclic Amides

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