Synthesis of pyranopyrazoles using isonicotinic acid as a dual and biological organocatalyst

Eco-friendly synthesis and biological evaluation of substituted pyrano[2,3-c]pyrazoles

(2012) Santhosh Reddy Mandha et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Rapid One-pot, Four Component Synthesis of Pyranopyrazoles Using Heteropolyacid Under Solvent-free Condition

(2012) Hemant V. Chavan et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Organocatalyst trityl chloride efficiently promoted the solvent-free synthesis of 12-aryl-8,9,10,12-tetrahydrobenzo[a]-xanthen-11-ones by in situ formation of carbocationic system in neutral media

(2012) Ardeshir Khazaei et al.   CATALYSIS COMMUNICATIONS

Multicomponent reactions in unconventional solvents: state of the art

(2012) Yanlong Gu   GREEN CHEMISTRY

Organocatalysis in Synthesis: L-Proline as an Enantioselective Catalyst in the Synthesis of Pyrans and Thiopyrans

(2012) Noha M. Hilmy Elnagdi et al.   MOLECULES

Rapid synthesis of 1-amidoalkyl-2-naphthols over sulfonic acid functionalized imidazolium salts

(2011) Mohammad Ali Zolfigol et al.   APPLIED CATALYSIS A-GENERAL

An efficient and simple approach for the synthesis of pyranopyrazoles using imidazole (catalytic) in aqueous medium, and the vibrational spectroscopic studies on 6-amino-4-(4′-methoxyphenyl)-5-cyano-3-methyl-1-phenyl-1,4-dihydropyrano[2,3-c]pyrazole using density functional theory

(2011) Aisha Siddekha et al.   SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY

An unexpected multi-component reaction to synthesis of 3-(5-amino-3-methyl-1H-pyrazol-4-yl)-3-arylpropanoic acids in ionic liquid

(2011) Zhiyong Xiao et al.   TETRAHEDRON LETTERS

l-Proline as an efficicent catalyst for the multi-component synthesis of 6-amino-4-alkyl/aryl-3-methyl-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitriles in water

(2011) Hormi Mecadon et al.   TETRAHEDRON LETTERS

γ-Alumina as a recyclable catalyst for the four-component synthesis of 6-amino-4-alkyl/aryl-3-methyl-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitriles in aqueous medium

(2011) Hormi Mecadon et al.   TETRAHEDRON LETTERS

Catalyst-Free One-Pot Four Component Synthesis of Polysubstituted Imidazoles in Neutral Ionic Liquid 1-Butyl-3-methylimidazolium Bromide

(2010) Alireza Hasaninejad et al.   JOURNAL OF COMBINATORIAL CHEMISTRY

Ionic Liquid 3-Methyl-1-sulfonic Acid Imidazolium Chloride as a Novel and Highly Efficient Catalyst for the Very Rapid Synthesis of bis(Indolyl)methanes under Solvent-free Conditions

(2010) Mohammad Ali Zolfigol et al.   ORGANIC PREPARATIONS AND PROCEDURES INTERNATIONAL

PEG-embedded thiourea dioxide (PEG.TUD) as a novel organocatalyst for the highly efficient synthesis of 3,4-dihydropyrimidinones

(2010) Sanny Verma et al.   TETRAHEDRON LETTERS

Nanosized magnesium oxide as a highly effective heterogeneous base catalyst for the rapid synthesis of pyranopyrazoles via a tandem four-component reaction

(2010) Maryam Babaie et al.   Arabian Journal of Chemistry

Asymmetric Organocatalysis: From Infancy to Adolescence

(2008) Alessandro Dondoni et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION