Ritmaleni R, Parmasari M. Synthesis of 4 Phenyl 3,4 Dihydr Indeno[2′,1′]Pyrimidine 2 One on Different Amount of Catalysts. EKSAKTA: J. Sci. Data Anal. [Internet]. 2012 Feb. 15 [cited 2024 Nov. 25];12(1). Available from: https://journal.uii.ac.id/Eksakta/article/view/2438