Scheme 1.
(1) Preparation of mitochondrial-targeting photoCORMs 2 and 3 via EDC/HOBt coupling between 1a and the TPP tail. (2) Visible light-induced CO release reactivity of 2 and 3 to generate 4 and 5, which are non-fluorescent molecules.
(1) Preparation of mitochondrial-targeting photoCORMs 2 and 3 via EDC/HOBt coupling between 1a and the TPP tail. (2) Visible light-induced CO release reactivity of 2 and 3 to generate 4 and 5, which are non-fluorescent molecules.