Phthalimide-N-sulfonic acid as a recyclable organocatalyst for an efficient and eco-friendly synthesis of 2-(2-oxo-2H-chromen-3-yl)-4-arylindeno 1, 2-b) pyridine-5-one derivatives
By: Sudhan, Prasanna Nithiya; Ghashang, Majid; Mansur, Sayyid Shaykh. Journal of Saudi Chemical Society. Vol. 21, no. 7 (Nov. 2017), pp.776-786, 11 p.
Subjects: Phthalimide; Sulfur acids