Fig. 5: Development of amino acid and peptide labels. | Nature Communications

Fig. 5: Development of amino acid and peptide labels.

From: Rhodaelectro-catalyzed access to chromones via formyl C–H activation towards peptide electro-labeling

Fig. 5

a Scope of rhodaelectro-catalyzed peptide labeling. b Photoelectrochemical annulation towards π-extended peptide labels. c Absorption and emission properties of 62 (10 mg/L) and 70 (0.5 mg/L) in CHCl3. d Late-stage functionalization of pentapeptide 71. aWith tAmylOH/H2O (3:1). b7 h. cWith 5.0 mol % of [Cp*RhCl2]2. dWith MeOH instead of EtOH.

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