Organic synthesis using clay and clay-supported catalysts

G Nagendrappa - Applied Clay Science, 2011 - Elsevier
Clays and modified clays are used to catalyze various types of organic reactions such as
addition, Michael addition, carbene addition and insertion, hydrogenation, allylation …

FeCl3–SiO2 as a reusable heterogeneous catalyst for the synthesis of 5-substituted 1H-tetrazoles via [2+ 3] cycloaddition of nitriles and sodium azide

M Nasrollahzadeh, Y Bayat, D Habibi, S Moshaee - Tetrahedron Letters, 2009 - Elsevier
An efficient method for the preparation of 5-substituted 1H-tetrazole derivatives is reported
using FeCl3–SiO2 as an effective heterogeneous catalyst. This method has the advantages …

Montmorillonite K10 clay: an efficient catalyst for the one-pot stereoselective synthesis of β-acetamido ketones

D Bahulayan, SK Das, J Iqbal - The Journal of organic chemistry, 2003 - ACS Publications
Montmorillonite K10 Clay: An Efficient Catalyst for the One-Pot Stereoselective Synthesis of
β-Acetamido Ketones | The Journal of Organic Chemistry Recently Viewedclose modal ACS …

Low-temperature acoustic-based activation of biochar for enhanced removal of heavy metals

B Sajjadi, WY Chen, DL Mattern, N Hammer… - Journal of Water Process …, 2020 - Elsevier
Conventional carbon activation requires heating carbon at a temperature greater than 700°
C for over 3 h, consuming 18,600 kcal/kg of activated biochar. In contrast, the ultrasound …

Green and efficient diazotization and diazo coupling reactions on clays

HA Dabbagh, A Teimouri, AN Chermahini - Dyes and pigments, 2007 - Elsevier
Diazotization and diazo coupling reactions of sodium sulfanilate dihydrate and para-
diazonium benzene sulfonyl azide with aromatic phenols over eco-friendly clay catalysts are …

A modified procedure for the Dakin–West reaction: an efficient and convenient method for a one-pot synthesis of β-acetamido ketones using silica sulfuric acid as …

MM Khodaei, AR Khosropour, P Fattahpour - Tetrahedron letters, 2005 - Elsevier
A modified procedure for the Dakin–West reaction: an efficient and convenient method for a
one-pot synthesis of β-acetamido ketones using silica sulfuric acid as catalyst - ScienceDirect Skip …

[KNIHA][B] Clay mineral catalysis of organic reactions

BKG Theng - 2018 - taylorfrancis.com
The book provides insight into the working of clays and clay minerals in speeding up a
variety of organic reactions. Clay minerals are known to have a large propensity for taking …

Synthesis of CuO and Cu2O nanoparticles stabilized on the magnetic Fe3O4-Montmorillonite-K10 and comparison of their catalytic activity in A3 coupling reaction

F Hassani Bagheri, H Khabazzadeh, M Fayazi… - Journal of the Iranian …, 2023 - Springer
CuO and Cu2O nanoparticles were prepared by a green method at room temperature and
then employed for the synthesis of montmorillonite-K10/iron oxide/cupric oxide (MMT …

Highly Efficient Nitration of Phenolic Compounds in Solid Phase or Solution Using Bi(NO3)3·5H2O as Nitrating Reagent

HB Sun, R Hua, Y Yin - The Journal of Organic Chemistry, 2005 - ACS Publications
Bi (NO3) 3⊙ 5H2O was used as an efficient nitrating reagent in the nitration of phenolic
compounds to give nitrated phenols in good to high yields. The nitration reaction proceeded …

Nitric acid in the presence of P2O5 supported on silica gel—a useful reagent for nitration of aromatic compounds under solvent-free conditions

AR Hajipour, AE Ruoho - Tetrahedron Letters, 2005 - Elsevier
A variety of aromatic compounds are nitrated to parent nitro aromatic compounds under
solvent-free conditions using 65% nitric acid in the presence of P2O5 supported on silica gel …