Chitosan: a highly efficient renewable and recoverable bio-polymer catalyst for the expeditious synthesis of α-amino nitriles and imines under mild conditions

MG Dekamin, M Azimoshan, L Ramezani - Green Chemistry, 2013 - pubs.rsc.org
Commercial chitosan–without any post-modification with active Bronsted or Lewis acid
centers–was found to be a highly efficient renewable and recoverable bio-polymer catalyst …

Highly efficient organocatalytic synthesis of diverse and densely functionalized 2-amino-3-cyano-4 H-pyrans under mechanochemical ball milling

MG Dekamin, M Eslami - Green Chemistry, 2014 - pubs.rsc.org
An improved one-pot three-component and environmentally benign approach for the
synthesis of a wide range of densely functionalized 2-amino-3-cyano-4H-pyran annulated …

DABA MNPs: A new and efficient magnetic bifunctional nanocatalyst for the green synthesis of biologically active pyrano [2, 3-c] pyrazole and benzylpyrazolyl …

S Karami, MG Dekamin, E Valiey… - New Journal of Chemistry, 2020 - pubs.rsc.org
In this work, a new core–shell magnetic silica nanocatalyst functionalized with 3, 4-
diaminobenzoic acid (Fe3O4@ SiO2@ PTS-DABA) was successfully prepared and …

Alginic acid: A mild and renewable bifunctional heterogeneous biopolymeric organocatalyst for efficient and facile synthesis of polyhydroquinolines

MG Dekamin, Z Karimi, Z Latifidoost… - International journal of …, 2018 - Elsevier
Alginic acid, a widely used naturally occurring carbohydrate which is generally derived from
brown seaweeds, can be considered as a bifunctional heterogeneous and green …

Melamine-modified chitosan materials: An efficient and recyclable bifunctional organocatalyst for green synthesis of densely functionalized bioactive dihydropyrano [2 …

E Valiey, MG Dekamin, Z Alirezvani - International journal of biological …, 2019 - Elsevier
An environmentally benign protocol for diversity-oriented synthesis of functionalized
bioactive dihydropyrano [2, 3-c] pyrazole and benzylpyrazolyl coumarin derivatives has …

Ultrasound-Promoted preparation and application of novel bifunctional core/shell Fe3O4@SiO2@PTS-APG as a robust catalyst in the expeditious synthesis of …

P Shakib, MG Dekamin, E Valiey, S Karami… - Scientific Reports, 2023 - nature.com
Abstract In this work, D-(–)-α-phenylglycine (APG)-functionalized magnetic nanocatalyst
(Fe3O4@ SiO2@ PTS-APG) was designed and successfully prepared in order to implement …

Highly efficient and convenient Strecker reaction of carbonyl compounds and amines with TMSCN catalyzed by MCM-41 anchored sulfonic acid as a recoverable …

MG Dekamin, Z Mokhtari - Tetrahedron, 2012 - Elsevier
MCM-41 anchored sulfonic acid (MCM-41–SO3H) was found to be a highly efficient and
recoverable heterogeneous catalyst for the three-component Strecker reaction of aldehydes …

[HTML][HTML] Potassium phthalimide as efficient basic organocatalyst for the synthesis of 3, 4-disubstituted isoxazol-5 (4H)-ones in aqueous medium

H Kiyani, F Ghorbani - Journal of Saudi Chemical Society, 2017 - Elsevier
Potassium phthalimide (PPI) is employed as an efficient and effective basic organocatalyst
for the one-pot three-component reaction of β-oxoesters with hydroxylamine hydrochloride …

Catalytic systems containing p-toluenesulfonic acid monohydrate catalyzed the synthesis of triazoloquinazolinone and benzimidazoquinazolinone derivatives

MR Mousavi, MT Maghsoodlou - Monatshefte für Chemie-Chemical …, 2014 - Springer
A variety of quinazolinones are readily prepared via one-pot three-component reaction in
good to excellent yields. The desired products were obtained from the reaction of dimedone …

Trityl chloride promoted the synthesis of 3-(2, 6-diarylpyridin-4-yl)-1H-indoles and 2, 4, 6-triarylpyridines by in situ generation of trityl carbocation and anomeric based …

AR Moosavi-Zare, MA Zolfigol… - Canadian Journal of …, 2016 - cdnsciencepub.com
An efficient protocol for the synthesis of 2, 4, 6-triarylpyridines and 3-(2, 6-diarylpyridin-4-yl)-
1H-indoles by the one-pot pseudo four component condensation reaction of aldehydes with …