TY - JOUR ID - 63248 TI - Synthesis of Naphthopyranopyrimidines Using Formic Acid as an Effective Catalyst under Solvent-free Conditions JO - Organic Chemistry Research JA - ORG.CHEM LA - en SN - AU - Noori Sadeh, Fatemeh AU - Lashkari, Mojtaba AU - Hazeri, Nourallah AU - Maghsoodlou, Malek Taher AD - Department of Chemistry, Faculty of Sciences, University of Sistan and Baluchestan, P.O. Box 98135-674, Zahedan, Iran AD - Faculty of Sciences, Velayat University, Iranshahr, Iran AD - Department of Chemistry, Faculty of Sciences, University of Sistan and Baluchestan, Zahedan 98135-674, Iran Y1 - 2018 PY - 2018 VL - 4 IS - 2 SP - 124 EP - 130 KW - Naphtho[1′ KW - 2′:5 KW - 6]pyrano[2 KW - 3-d]pyrimidine KW - Aldehyde KW - β-Naphthol KW - 6-Amino-1 KW - 3-dimethyl uracil KW - Formic acid DO - 10.22036/org.chem.2018.118977.1127 N2 - An environmentally friendly, one-pot, three-component synthesis of 8,10-dimethyl-12-aryl-12H-naphtho[1′,2′:5,6]pyrano[2,3-d]pyrimidine-9,11-diones was achieved via coupling aromatic of aldehydes, β-naphthol and 6-amino-1,3-dimethyl uracil in the presence of formic acid as a catalyst under solvent-free conditions at 90 °C. This method has several advantages, such as efficiency, good yield, short reaction time, cleaner reaction profiles, ease of product isolation, operational simplicity and inexpensive, effective and catalyst. UR - https://www.orgchemres.org/article_63248.html L1 - https://www.orgchemres.org/article_63248_5aed1b63a555d775861591a33de33010.pdf ER -