Triethylamine-catalyzed unprecedented synthesis of 2-amino-4-phenylbenzo [4, 5] imidazo [1,2-a] pyrimidine-3-carbonitrile under solvent free condition

A novel synthesis of 3-((benzo[d]thiazol-2-ylamino)(phenyl)methyl)-4-hydroxy-1-methylquinolin-2(1H)-one via consecutive C–C and C–N bond formation in water

(2020) Maruti B. Yadav et al.   RESEARCH ON CHEMICAL INTERMEDIATES

An efficient metal-free cascade process for the synthesis of 4-arylpyrimido[1,2- b ]indazole-3-carbonitrile derivatives

(2017) Lei Li et al.   TETRAHEDRON

Facile and efficient synthesis of pyrimido[1,2-a]benzimidazole and tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one derivatives using Brönsted acidic ionic liquid supported on rice husk ash (RHA-[pmim]HSO4)

(2016) Farhad Shirini et al.   Journal of the Iranian Chemical Society

Poly(vinylpyrrolidonium) perchlorate catalyzed one-pot synthesis of tricyclic dihydropyrimidine derivatives

(2016) Masoumeh Abedini et al.   RESEARCH ON CHEMICAL INTERMEDIATES

Ecofriendly synthesis and biological evaluation of 4-(4-nitro-phenyl)-2-phenyl-1,4-dihydro-benzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylic acid ethyl ester derivatives as an antitubercular agents

(2016) Poojali P. Warekar et al.   SYNTHETIC COMMUNICATIONS

Hybrid magnetic Irish moss/Fe3O4 as a nano-biocatalyst for synthesis of imidazopyrimidine derivatives

(2016) Behnaz Hemmati et al.   RSC Advances

Polyethylene glycol (PEG-400): an efficient green reaction medium for the synthesis of benzo[4,5]imidazo[1,2-a]-pyrimido[4,5-d]pyrimidin-4(1H)-ones under catalyst-free conditions

(2014) Mudumala Veeranarayana Reddy et al.   TETRAHEDRON LETTERS

New applications of phosphoric acid supported on alumina (H3PO4–Al2O3) as a reusable heterogeneous catalyst for preparation of 2,3-dihydroquinazoline-4(1H)-ones, 2H-indazolo[2,1-b]phthalazinetriones, and benzo[4,5]imidazo[1,2-a]pyrimidines

(2013) Hamid Reza Shaterian et al.   RESEARCH ON CHEMICAL INTERMEDIATES

Highly efficient one-pot multi-component synthesis of α-aminophosphonates and bis-α-aminophosphonates catalyzed by heterogeneous reusable silica supported dodecatungstophosphoric acid (DTP/SiO2) at ambient temperature and their antitubercular evaluation against Mycobactrium Tuberculosis

(2013) Shafeek A. R. Mulla et al.   RSC Advances

A catalyst-free reaction in water: synthesis of benzo[4,5]imidazo[1,2-a]pyrimido[4,5-d]pyrimidin-4(1H)-one derivatives

(2012) Junhua Liu et al.   GREEN CHEMISTRY

Design and Synthesis of a Series of Pyrido[2,3-d]pyrimidine Derivatives as CCR4 Antagonists

(2012) Hongwei Gong et al.   MOLECULES

Facile and green method for the synthesis of 4-amino-1,2-dihydrobenzo [4,5]imidazo[1,2-a]pyrimidine-3-carbonitriles catalysed by ammonium acetate

(2012) Lingjun Hu et al.   JOURNAL OF CHEMICAL RESEARCH

Catalysis by FeF3 in water: a green synthesis of 2-substituted 1,3-benzazoles and 1,2-disubstituted benzimidazoles

(2012) T. Bhaskar Kumar et al.   RSC Advances

A highly efficient ultrasound-promoted synthesis of 2,3-disubstituted benzo[b]furans via intramolecular C–C bond formation in ionic liquid[bmim]BF4at room temperature

(2012) Nisha Yadav et al.   RSC Advances

Silica sulfuric acid promoted one-pot synthesis of benzo[4,5]imidazo[1,2-a]pyrimidine derivatives under solvent-free conditions

(2011) Liqiang Wu et al.   BULLETIN OF THE CHEMICAL SOCIETY OF ETHIOPIA

Indium(III) chloride-catalyzed Mukaiyama–Michael addition: synthesis of 2,6-anti-tetrahydropyrans

(2011) Sin-Siu Chua et al.   TETRAHEDRON

One-pot microwave assisted synthesis under green chemistry conditions, antioxidant screening, and cytotoxicity assessments of benzimidazole Schiff bases and pyrimido[1,2-a]benzimidazol-3(4H)-ones

(2010) Constantinos G. Neochoritis et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY

Synthesis and biological evaluation of a triazole-based library of pyrido[2,3-d]pyrimidines as FGFR3 tyrosine kinase inhibitors

(2010) Laurent Le Corre et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

One-pot Three-component Solvent-free Synthesis of Benzo[4,5]imidazo[1,2-a]pyrimidine Derivatives Catalyzed by Sulfamic Acid

(2008) Chang-Sheng YAO et al.   CHINESE JOURNAL OF CHEMISTRY

Synthesis of fluorine substituted pyrazolopyrimidines as potential leads for the development of PET-imaging agents for the GABAA receptors

(2007) Alexander Hoepping et al.   BIOORGANIC & MEDICINAL CHEMISTRY