RSC Advances
Paper
reaction works well with various heterocyclic boronic acids and 14 T. Bera and P. Ramachandrarao, J. Bionic. Eng., 2007, 4, 133–
also the catalyst can be easily recovered and reused for at least 141.
ve runs in the reaction without loss in its activity. This meth- 15 F. Mouxing, L. I. Qingbiao, S. Daohua, L. Yinghua, H. Ning,
odology is the rst report which has widespread applications for
the synthesis of various substituted biaryl compounds using
D. Xu, W. Huixuan and H. Jiale, Chin. J. Chem. Eng., 2006, 14,
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compounds.
18 A. Rangnekar, T. K. Sarma, A. K. Singh, J. Deka, A. Ramesh
and A. Chattopadhyay, Langmuir, 2007, 23, 5700–5706.
1
9 K. Martina, S. E. S. Leonhardt, B. Ondruschka, M. Curini,
A. Binello and G. Cravotto, J. Mol. Catal. A: Chem., 2011,
Experimental section
3
34, 60.
PdNPs/TMC (20 mg), aryl halide (0.5 mmol), phenylboronic acid
2
0 G. Cravotto, S. Tagliapietra, M. Trotta and B. Robaldo,
Ultrason. Sonochem., 2005, 12, 95.
1 S. E. S. Leonhardt, A. Stolle, B. Ondruschka, G. Cravotto,
C. D. Leo, K. D. Jandt and T. F. Keller, Appl. Catal., A, 2010,
(
0.6 mmol), K CO (2.0 mmol), water (3 mL) are taken in reac-
2 3
tion tube. The tube is heated on a preheated oil bath at a given
temperature and magnetically stirred under atmospheric pres-
sure. Aer the reaction was completed, the mixture was cooled
to room temperature. Subsequently, the product and catalyst
was ltered from the reaction mixture and washed three times
with water (3 ꢂ 10 mL). Then the solid biaryl product was
washed with diethyl ether and the organic phase is dried over
Na SO . Aer evaporation of solvent the compound was
2
3
79, 30.
2 H. F. Zhang, L. Zhang and Y. C. Cui, React. Funct. Polym.,
007, 67, 322.
2
2
2
3 X. Xu, P. Liu, S. Li, P. Zhang and X. Wang, React. Kinet. Catal.
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2
4
1
13
24 D. J. Macquarrie and J. J. E. Hargy, Ind. Eng. Chem. Res., 2005,
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analyzed by H & C-NMR.
4
25 Z. Guo, R. Xing, S. Liu, Z. Zhang, X. Ji, L. Wang and P. Li,
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Acknowledgements
2
6 F. Quignard, A. Choplin and A. Domard, Langmuir, 2000, 16,
A. A gratefully acknowledges the nancial assistance from USRF
University Stipendiary Research Fellowship (USRF), MKU, Tamil
Nadu, India. K. P thanks DST, New Delhi for nancial support.
9106–9108.
2
2
7 E. Guibal, Prog. Polym. Sci., 2005, 30, 71–109.
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27538 | RSC Adv., 2015, 5, 27533–27539
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