TY - EJOUR AU - Shafiee, Mehdi AU - Khosropour, Ahmad Reza AU - Mohammadpoor-Baltork, Iraj AU - Moghadam, Majid AU - Tangestaninejad, Shahram AU - Mirkhani, Valiollah AU - Khavasi, Hamid Reza PY - 2024 DA - February TI - Green and diastereoselective synthesis of trans-3-(5-methylisoxazol-3-yl)-3,4-dihydro-2H-naphtho[2,3-e][1,3]oxazines T2 - Iranian Journal of Catalysis VL - 4 L1 - https://oiccpress.com/iranian-journal-of-catalysis/article/green-and-diastereoselective-synthesis-of-trans-3-5-methylisoxazol-3-yl-34-dihydro-2h-naphtho23-e13oxazines/ N2 - Reaction between aromatic aldehydes and 3–methyl-1-phenyl-2-pyrazoline-5-one catalyzed by nano-SiO2/HClO4 in water under reflux provided a simple and efficient route for the synthesis of 4-((5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)(aryl)methyl)-3-methyl-1-phenyl-1H-pyrazol-5-ol derivatives in high yields. IS - 3 PB - OICC Press KW - Green chemistry, Betti base, Aryl aldehydes, Dihydro-2H-naphtho[2, 3-e][1, 3]oxazines, p-TSA EN -