substituted dioxaborinanes

2,2'-Oxybis(4,4,6-trimethyl-1,3,2-Dioxaborinane with 2,2'-((1-methyl-1,3-propanediyl)

1,3,2-Dioxaborinane, 2,2-oxybis4,4,6-trimethyl-, mixt. with 2,2-(1-methyl-1,3-propanediyl)bis(oxy)bis4-methyl-1,3,2-dioxaborinane