Covalent functionalization of graphene oxide with molybdenum-carboxylate complexes: New reusable catalysts for the epoxidation of olefins

Covalent functionalization of graphene oxide with molybdenum-carboxylate complexes: New reusable... Colloids and Surfaces A 538 (2018) 387–392 Contents lists available at ScienceDirect Colloids and Surfaces A journal homepage: www.elsevier.com/locate/colsurfa Research paper Covalent functionalization of graphene oxide with molybdenum-carboxylate complexes: New reusable catalysts for the epoxidation of olefins M. Masteri-Farahani , S. Mirshekar Faculty of Chemistry, Kharazmi University, Tehran, Islamic Republic of Iran GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: New graphene oxide (GO) and reduced graphene oxide (rGO) supported molybdenum catalysts were designed Graphene oxide for the epoxidation of olefins. First, the surfaces of GO and rGO were functionalized with appropriate carboxylic Heterogenization acid ligands. Complexation of the supported carboxylic acid ligands with bis(acetylacetonato)dioxomolybdenum Catalyst (VI) resulted in the formation of desired heterogeneous molybdenum catalysts. Characterization of the prepared Molybdenum catalysts was performed with various techniques such as Fourier transform infrared (FT-IR) and inductively Epoxidation coupled plasma optical emission (ICP-OES) spectroscopies, X-ray diffraction (XRD) analysis, transmission elec- tron microscopy (TEM), and N adsorption-desorption analysis which confirmed the successful immobilization of molybdenum-carboxylate complexes on the surfaces of GO and rGO. The obtained catalysts showed high cat- alytic activities in the selective epoxidation of olefins with tert-butylhydroperoxide (TBHP). Also, the hetero- geneous catalysts were recycled without remarkable decrease in http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Colloids and Surfaces A: Physicochemical and Engineering Aspects Elsevier

Covalent functionalization of graphene oxide with molybdenum-carboxylate complexes: New reusable catalysts for the epoxidation of olefins

Loading next page...
 
/lp/elsevier/covalent-functionalization-of-graphene-oxide-with-molybdenum-PFGn4gU0HY
Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier B.V.
ISSN
0927-7757
eISSN
1873-4359
D.O.I.
10.1016/j.colsurfa.2017.11.025
Publisher site
See Article on Publisher Site

Abstract

Colloids and Surfaces A 538 (2018) 387–392 Contents lists available at ScienceDirect Colloids and Surfaces A journal homepage: www.elsevier.com/locate/colsurfa Research paper Covalent functionalization of graphene oxide with molybdenum-carboxylate complexes: New reusable catalysts for the epoxidation of olefins M. Masteri-Farahani , S. Mirshekar Faculty of Chemistry, Kharazmi University, Tehran, Islamic Republic of Iran GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: New graphene oxide (GO) and reduced graphene oxide (rGO) supported molybdenum catalysts were designed Graphene oxide for the epoxidation of olefins. First, the surfaces of GO and rGO were functionalized with appropriate carboxylic Heterogenization acid ligands. Complexation of the supported carboxylic acid ligands with bis(acetylacetonato)dioxomolybdenum Catalyst (VI) resulted in the formation of desired heterogeneous molybdenum catalysts. Characterization of the prepared Molybdenum catalysts was performed with various techniques such as Fourier transform infrared (FT-IR) and inductively Epoxidation coupled plasma optical emission (ICP-OES) spectroscopies, X-ray diffraction (XRD) analysis, transmission elec- tron microscopy (TEM), and N adsorption-desorption analysis which confirmed the successful immobilization of molybdenum-carboxylate complexes on the surfaces of GO and rGO. The obtained catalysts showed high cat- alytic activities in the selective epoxidation of olefins with tert-butylhydroperoxide (TBHP). Also, the hetero- geneous catalysts were recycled without remarkable decrease in

Journal

Colloids and Surfaces A: Physicochemical and Engineering AspectsElsevier

Published: Feb 5, 2018

References

You’re reading a free preview. Subscribe to read the entire article.


DeepDyve is your
personal research library

It’s your single place to instantly
discover and read the research
that matters to you.

Enjoy affordable access to
over 12 million articles from more than
10,000 peer-reviewed journals.

All for just $49/month

Explore the DeepDyve Library

Unlimited reading

Read as many articles as you need. Full articles with original layout, charts and figures. Read online, from anywhere.

Stay up to date

Keep up with your field with Personalized Recommendations and Follow Journals to get automatic updates.

Organize your research

It’s easy to organize your research with our built-in tools.

Your journals are on DeepDyve

Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.

All the latest content is available, no embargo periods.

See the journals in your area

DeepDyve Freelancer

DeepDyve Pro

Price
FREE
$49/month

$360/year
Save searches from
Google Scholar,
PubMed
Create lists to
organize your research
Export lists, citations
Read DeepDyve articles
Abstract access only
Unlimited access to over
18 million full-text articles
Print
20 pages/month
PDF Discount
20% off