A sulfonated Schiff base dimethyltin(iv) coordination polymer: synthesis, characterization and application as a catalyst for ultrasound- or microwave-assisted Baeyer–Villiger oxidation under solvent-free conditions

RSC Advances ◽  
2016 ◽  
Vol 6 (81) ◽  
pp. 78225-78233 ◽  
Author(s):  
Luísa M. D. R. S. Martins ◽  
Susanta Hazra ◽  
M. Fátima C. Guedes da Silva ◽  
Armando J. L. Pombeiro
Keyword(s):  
Schiff Base ◽  
Coordination Polymer ◽  
Microwave Irradiation ◽  
Heterogeneous Catalyst ◽  
Polymer Synthesis ◽  
Solvent Free ◽  
Microwave Assisted ◽  
Solvent Free Conditions ◽  
Villiger Oxidation ◽  
Efficient Heterogeneous Catalyst

The sulfonated Schiff base dimethyltin(iv) coordination polymer is an efficient heterogeneous catalyst for the peroxidative Baeyer–Villiger oxidation of ketones, under ultrasound or microwave irradiation and solvent- and additive-free conditions.

Microwave-assisted synthesis of quinolones and 4H-1,4-benzo thiazine 1,1-dioxides

2005 ◽  
Vol 2005 (1) ◽  
pp. 27-28 ◽  
Author(s):  
Jaime Charris ◽  
Arthur Barazarte ◽  
José Domínguez ◽  
Neira Gamboa
Keyword(s):  
Microwave Irradiation ◽  
Rapid Method ◽  
Solvent Free ◽  
Microwave Assisted Synthesis ◽  
Microwave Assisted ◽  
Solvent Free Conditions

A rapid method for the preparation of N-aryl-2-methylthio-4-oxo-1,4-dihydro quinoline-3-carbonitriles (2a–e) and N-aryl-3-methylthio-4H-1,4-benzothiazine-2-carbonitrile 1,1-dioxides (2f–o) is reported. The cyclization is accelerated by microwave irradiation under solvent free conditions in the presence of K2CO3.

A new superacid hafnium-based metal–organic framework as a highly active heterogeneous catalyst for the synthesis of benzoxazoles under solvent-free conditions

2017 ◽  
Vol 7 (19) ◽  
pp. 4346-4350 ◽  
Author(s):  
Linh H. T. Nguyen ◽  
The T. Nguyen ◽  
Ha L. Nguyen ◽  
Tan L. H. Doan ◽  
Phuong Hoang Tran
Keyword(s):  
Heterogeneous Catalyst ◽  
Metal Organic Framework ◽  
Solvent Free ◽  
Highly Active ◽  
Solvent Free Conditions ◽  
Metal Organic ◽  
Efficient Heterogeneous Catalyst ◽  
Organic Framework

A new superacid Hf-based MOF, termed VNU-11-P-SO4, was used as an efficient heterogeneous catalyst for solvent-free 2-arylbenzoxazole synthesis.

Microwave-assisted synthesis of 1,4-disubstituted thiosemicarbazides and semicarbazides under solvent-free conditions in the absence of catalyst

2005 ◽  
Vol 2005 (1) ◽  
pp. 71-72 ◽  
Author(s):  
Xi-Cun Wang ◽  
Zheng-Jun Quan ◽  
Zheng Li
Keyword(s):  
Microwave Irradiation ◽  
Solvent Free ◽  
Microwave Assisted Synthesis ◽  
Microwave Assisted ◽  
Solvent Free Conditions

Thirty-two 1-aroyl/aryloxyacetyl-4-(2-furoyl)thiosemicarbazides and corresponding semicarbazides were synthesised in excellent yields under microwave irradiation and solvent-free conditions without using any catalyst.

ChemInform Abstract: ZnO Nanoparticles as a Highly Efficient Heterogeneous Catalyst for the Synthesis of Various Chromene and Pyrano[4,3-b]pyran Derivatives under Solvent-Free Conditions.

ChemInform ◽  
2015 ◽  
Vol 46 (35) ◽  
pp. no-no
Author(s):  
Zinatossadat Hossaini ◽  
Fatemeh Sheikholeslami-Farahani ◽  
Samira Soltani ◽  
S. Zahra Sayyed-Alangi ◽  
Hadi Sajjadi-Ghotabadi
Keyword(s):  
Heterogeneous Catalyst ◽  
Zno Nanoparticles ◽  
Solvent Free ◽  
Highly Efficient ◽  
Solvent Free Conditions ◽  
Efficient Heterogeneous Catalyst

A Cu-BTC metal–organic framework (MOF) as an efficient heterogeneous catalyst for the aerobic oxidative synthesis of imines from primary amines under solvent free conditions

2020 ◽  
Vol 44 (15) ◽  
pp. 5972-5979 ◽  
Author(s):  
Boosa Venu ◽  
Varimalla Shirisha ◽  
Bilakanti Vishali ◽  
Gutta Naresh ◽  
Ramineni Kishore ◽  
...  
Keyword(s):  
Heterogeneous Catalyst ◽  
Metal Organic Framework ◽  
Solvent Free ◽  
Primary Amines ◽  
Solvent Free Conditions ◽  
Metal Organic ◽  
Efficient Heterogeneous Catalyst ◽  
Organic Framework

A Cu-BTC MOF catalyst has been identified as an efficient and reusable heterogeneous catalyst for imine formation under neat conditions.

Silica Sulfuric Acid as an Efficient Heterogeneous Catalyst for the Synthesis of 1,1-Diacetates under Solvent-Free Conditions.

ChemInform ◽  
2006 ◽  
Vol 37 (20) ◽  
Author(s):  
Abdol R. Hajipour ◽  
Amin Zarei ◽  
Leila Khazdooz ◽  
Bi Bi F. Mirjalili ◽  
Nafise Sheikhan ◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Heterogeneous Catalyst ◽  
Solvent Free ◽  
Silica Sulfuric Acid ◽  
Solvent Free Conditions ◽  
Efficient Heterogeneous Catalyst
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