Synthesis of 4,4′-dimethoxy-3,3′-bithiophene

Synthesis of 4,4′-dimethoxy-3,3′-bithiophene Res Chem Intermed (2015) 41:6385–6391 DOI 10.1007/s11164-014-1747-x 0 0 • • • Hujin Zuo Rui Huang Qisong Zhang • • Meijiang Li Chengyun Wang Yongjia Shen Received: 18 March 2014 / Accepted: 12 June 2014 / Published online: 15 July 2014 Springer Science+Business Media Dordrecht 2014 Abstract Reaction between 3,3 -dibromothiophene and sodium methylate/methanol in the presence of KI/CuO afforded 3-bromo-4-methoxythiophene as a major product. It 0 0 was transformed into 4,4 -dimethoxy-3,3 -bithiophene by using Pd(OAc) as a catalyst and agarose as a ligand. The conditions of the reaction were mild with an acceptable yield of 20 %. The product was characterized by MS, H NMR, and its spectra of UV– Vis and cyclic voltammetry were given. Keywords Heterocycles  Steric  Agarose  UV/Vis spectroscopy  Cyclic voltammetry Introduction Thiophene, as well as its derivatives, is one of the attractive compounds that contain S element in the nature. They have widely been used in medicine, pesticides, and the basic skeleton of functional materials [1–4]. Recently, they have developed drastically in the field of optoelectronic materials due to their easy preparation, good thermal stability, and outstanding optoelectronic properties [5, 6]. Among various derivatives of the thiophene family, bithiophene http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Research on Chemical Intermediates Springer Journals

Synthesis of 4,4′-dimethoxy-3,3′-bithiophene

Loading next page...
 
/lp/springer_journal/synthesis-of-4-4-dimethoxy-3-3-bithiophene-QVn8lcEltt
Publisher
Springer Netherlands
Copyright
Copyright © 2014 by Springer Science+Business Media Dordrecht
Subject
Chemistry; Catalysis; Physical Chemistry; Inorganic Chemistry
ISSN
0922-6168
eISSN
1568-5675
D.O.I.
10.1007/s11164-014-1747-x
Publisher site
See Article on Publisher Site

Abstract

Res Chem Intermed (2015) 41:6385–6391 DOI 10.1007/s11164-014-1747-x 0 0 • • • Hujin Zuo Rui Huang Qisong Zhang • • Meijiang Li Chengyun Wang Yongjia Shen Received: 18 March 2014 / Accepted: 12 June 2014 / Published online: 15 July 2014 Springer Science+Business Media Dordrecht 2014 Abstract Reaction between 3,3 -dibromothiophene and sodium methylate/methanol in the presence of KI/CuO afforded 3-bromo-4-methoxythiophene as a major product. It 0 0 was transformed into 4,4 -dimethoxy-3,3 -bithiophene by using Pd(OAc) as a catalyst and agarose as a ligand. The conditions of the reaction were mild with an acceptable yield of 20 %. The product was characterized by MS, H NMR, and its spectra of UV– Vis and cyclic voltammetry were given. Keywords Heterocycles  Steric  Agarose  UV/Vis spectroscopy  Cyclic voltammetry Introduction Thiophene, as well as its derivatives, is one of the attractive compounds that contain S element in the nature. They have widely been used in medicine, pesticides, and the basic skeleton of functional materials [1–4]. Recently, they have developed drastically in the field of optoelectronic materials due to their easy preparation, good thermal stability, and outstanding optoelectronic properties [5, 6]. Among various derivatives of the thiophene family, bithiophene

Journal

Research on Chemical IntermediatesSpringer Journals

Published: Jul 15, 2014

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 18 million articles from more than
15,000 peer-reviewed journals.

All for just $49/month

Explore the DeepDyve Library

Search

Query the DeepDyve database, plus search all of PubMed and Google Scholar seamlessly

Organize

Save any article or search result from DeepDyve, PubMed, and Google Scholar... all in one place.

Access

Get unlimited, online access to over 18 million full-text articles from more than 15,000 scientific journals.

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