70530-33-5
chloromethyl-[2-(chloromethyl-λ2-boranyl)ethyl]boron
→
~89%
89992-21-2
chloromethyl-[2-[methoxy(methyl)boranyl]ethyl]boron
89992-17-6
2,5-dimethyl-1,2,5-oxadiborolane