tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-azaspiro[4.4]non-7-ene-2-carboxylate

tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-azaspiro[4.4]non-7-ene-2-carboxylate · CAS 2169921-34-8