Figure 1.
Structures of pyridoxal-5′-phosphate (1a) and its azo derivatives (1b, 1c) and the cyclic pyridoxine-α4,5-monophosphate derivatives (2, MRS 2219 and 3, MRS 2220) described in the present study.
Structures of pyridoxal-5′-phosphate (1a) and its azo derivatives (1b, 1c) and the cyclic pyridoxine-α4,5-monophosphate derivatives (2, MRS 2219 and 3, MRS 2220) described in the present study.