Sulfamic-acid-catalyzed simple and efficient synthesis of 4-aryl-3-methyl-1-phenyl-1H-benzo[g]pyrazolo[3,4-b]quinoline-5,10-diones under solvent-free conditions

Sulfamic acid: a novel and efficient catalyst for the synthesis of aryl-14H-dibenzo[a.j]xanthenes under conventional heating and microwave irradiation

B. Rajitha, B. Sunil Kumar, Y. Thirupathi Reddy et al. · Tetrahedron Letters · 2005 · 220 citations

Natural Sciences, Chemical Engineering, Chemistry +16

An efficient and convenient procedure for the preparation of 1,1-diacetates from aldehydes catalyzed by H2NSO3H

Tong‐Shou Jin, Guang Sun, Yanwei Li et al. · Green Chemistry · 2002 · 157 citations

Natural Sciences, Chemistry, Catalysis +3

The efficient blue photoluminescence of pyrazolo-[3,4-b]-quinoline derivatives and the energy transfer in polymer matrices

Zhiqun He, G. H. W. Milburn, Kurt J. Baldwin et al. · Journal of Luminescence · 2000 · 69 citations

Natural Sciences, Chemistry, Materials Science +15

Synthesis of 4‐aryl‐4,7,8,9‐tetrahydro‐6H‐pyrazolo[3,4‐<i>b</i>]quinolin‐5‐ones

Jairo Quiroga, Braulio Insuasty, Angelina Hormaza et al. · Journal of Heterocyclic Chemistry · 1998 · 69 citations

Natural Sciences, Chemistry, Medicinal Chemistry +7

Synthesis and evaluation of pyrazolo[3,4-b]quinoline ribofuranosides and their derivatives as inhibitors of oncogenic Ras

Ronald Wolin, David Wang, Joseph Kelly et al. · Bioorganic & Medicinal Chemistry Letters · 1996 · 57 citations

Pharmacy, Medicinal Chemistry, Pharmacology +9