111291-99-7
tert-butyl 4-[(2,4-diaminopteridin-6-yl)ethynyl]benzoate
→
~74%
111292-00-3
tert-butyl 4-[(2,4-diaminopteridin-6-yl)ethyl]benzoate
33047-42-6
4-[2-(2,4-diaminopteridin-6-yl)ethyl]benzoic acid