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Selective synthesis of bis(indolyl)methanes under solvent free

condition using glucopyranosylamine derived cis-dioxo Mo(VI)

complex as an efficient catalyst

Noorullah Baig, Ganesh M. Shelke, Anil Kumar, Ajay K. Sah

Department of Chemistry, Birla Institute of Technology and Science, Pilani, Pilani

Campus, Rajasthan-333 031, India.

Spectroscopic data

1H NMR spectra of compound 3dA Fig. S1

13C NMR spectra of compound 3dA Fig. S2

1H NMR spectra of compound 3dB Fig. S3

13C NMR spectra of compound 3dB Fig. S4

1H NMR spectra of compound 3dC Fig. S5

13C NMR spectra of compound 3dC Fig. S6

1H NMR spectra of compound 3eC Fig. S7

13C NMR spectra of compound 3eC Fig. S8

UV-Visible spectra of recycled Mo-catalyst Fig. S9

*To whom correspondence should be addressed. E-mail: asah@pilani.bits-pilani.ac.in, Fax: +91-1596-244183;

Tel: +91-1596-515662

Fig. S1: 1H NMR spectrum of compound 3dA recorded in CDCl3 (400 MHz)

Fig. S2: 13C NMR spectrum of compound 3dA recorded in CDCl3 (100 MHz)

Fig. S3: 1H NMR spectrum of compound 3dB recorded in CDCl3 (400 MHz)

Fig. S4: 13C NMR spectrum of compound 3dB recorded in CDCl3 (100 MHz)

Fig. S5: 1H NMR spectrum of compound 3dC recorded in CDCl3 (400 MHz)

Fig. S6: 13C NMR spectrum of compound 3dC recorded in CDCl3 (100 MHz)

Fig. S7: 1H NMR spectrum of compound 3eC recorded in CDCl3 (400 MHz)

Fig. S8: 13C NMR spectrum of compound 3eC recorded in CDCl3 (100 MHz)

Fig. S9: UV-Visible spectra of recycled Mo-catalyst recorded in DMSO. Black, red and blue line represents the spectrum of pure complex, complex after first and fifth cycles respectively.