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Scheme 2. Total Synthesis of Scalaridine A
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diiodopyridine, 5-iodopyrimidine, iodopyridines, iodo- and
diiodobenzenes under ligand-free conditions in good yields. In
situ generation of nano-Cu2O from CuCl2 by K3PO4 in DMF was
discovered for the first time. Moreover, bisindole alkaloid
Scalaridine A was synthesized in three steps with an overall
yield of 60%.
ASSOCIATED CONTENT
■
S
* Supporting Information
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2002, 124, 11858. (b) Gallon, B. J.; Kojima, R. W.; Kaner, R. B.;
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(d) Mandali, P. K.; Chand, D. K. Catal. Commun. 2014, 47, 40.
(e) Gallon, B. J.; Kojima, R. W.; Kaner, R. B.; Diaconescu, P. L. Angew.
Chem., Int. Ed. 2007, 46, 7251.
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TheSupportingInformationisavailablefreeofchargeontheACS
Experimental details and data (PDF)
AUTHOR INFORMATION
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Corresponding Author
ORCID
Notes
(10) (a) Gawande, M. B.; Goswami, A.; Felpin, F.-X.; Asefa, T.; Huang,
X.; Silva, R.; Zou, X.; Zboril, R.; Varma, R. S. Chem. Rev. 2016, 116, 3722.
(11) (a) Ramkumar, N.; Nagarajan, R. J. Org. Chem. 2013, 78, 2802.
(b) Prakash, K. S.; Nagarajan, R. Org. Lett. 2014, 16, 244.
(12) (a) Meghana, S.; Kabra, P.; Chakraborty, S.; Padmavathy, N. RSC
Adv. 2015, 5, 12293. (b) Varughese, G.; Rini, V.; Suraj, S. P.; Usha, K. T.
Adv. Mater. Sci. 2014, 14, 42. (c) Khan, M. A.; Ullah, M.; Iqbal, T.;
Mahmood, H.; Khan, A. A.; Shafique, M.; Majid, A.; Ahmed, A.; Khan, N.
A. J. Nanosci. Nanotechnol. 2015, 3, 16. (d) Han, Y.-M.; Jung, C.-H.; Lee,
S.-J. J. Nanosci. Nanotechnol. 2015, 15, 5475. (e) Roy, K.; Gopinath, C. S.
Anal. Chem. 2014, 86, 3683.
The authors declare no competing financial interest.
ACKNOWLEDGMENTS
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We acknowledge Prof. S. Pal, Prof. T. P. Radhakrishnan, S.
Sakthivel, V. Kesav and Mr. M. Durga Prasad, and Mr. D. Sunil,
SchoolofChemistry, UniversityofHyderabadfortheirhelpinthe
material chemistry portion; the Centre for Nanotechnology,
University of Hyderabad for TEM analysis; Dr. C. S. Gopinath,
Catalysis division, NCL, Pune for XPS analysis; and UPE & DST,
India for financial support and a fellowship.
(13) (a) Kim, J. C.; Lough, A. J. Bull. Korean Chem. Soc. 2005, 26, 1.
(b) Braun, R. D. Anal. Chim. Acta 1980, 120, 111. (c) Kao, W.-Y.; Chen,
W.-Q.; Chiu, Y.-H.; Ho, Y.-H.; Chen, C.-H. Sci. Rep. 2016, 6, 37174.
(d) Carballo, R.; Covelo, B.; Fernandez-Hermida, N.; Lago, A. B.;
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