A1082857
tert-butyl 5-amino-7,7-difluoro-2-azaspiro[3.4]octane-2-carboxylate
2306277-22-3
97%
Detail
A1082917
tert-butyl 4-amino-2,2-difluoro-8-azaspiro[4.5]decane-8-carboxylate
2306278-12-4
97%
Detail
