83815-91-2
bromo-[4-[bromo(diphenyl)stannyl]butyl]-diphenylstannane
+
86517-04-6
magnesium,1-chlorobutane,bromide
→
~62%
83815-92-3
4-chlorobutyl-[4-[4-chlorobutyl(diphenyl)stannyl]butyl]-diphenylstannane