Click chemistry towards thermally reversible photochromic 4,5-bisthiazolyl-1,2,3-triazoles

Chenxia Zhang, Kaori Morinaka, Mahmut Kose, Takashi Ubukata and Yasushi Yokoyama

Beilstein J. Org. Chem. 2019, 15, 2161–2169. doi:10.3762/bjoc.15.213

Supporting Information

Experimental details including the synthesis of 1o, 2o and 3o. Changes in the absorption spectra of 1o, 2o and 3o in ethanol, ethyl acetate and toluene. Analysis processes of the thermal back reactions of 1o, 2o and 3o. DFT and TD DFT calculation results of 1c, 2c and 3c and 1H NMR, IR and mass spectra of new compounds.

Supporting Information File 1: Additional experimental data and spectra.
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