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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Chem Sci. 2016 Apr 4;7(7):4589–4593. doi: 10.1039/c6sc00172f

Figure 1.

Figure 1

Thiazolidino boronate (TzB) formation of cysteine. a) Illustration of cysteine modification via thiazolidine formation. b) Illustration of the boronic acid-accelerated cysteine modification to give a thiazolidino boronate (TzB) complex. c) 1H-NMR data showcasing the fast and clean conjugation between 2-FPBA and L-cysteine. d) Crystal structure of the TzB complex formed between 2-FPBA and L-cysteine.