Trimethyl borate121-43-7100 % similar Trimethoxyboroxine102-24-967 % similar 2-Methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane1195-66-047 % similar Diethylmethoxyborane7397-46-835 % similar 9-Methoxy-9-borabicyclo[3.3.1]nonane38050-71-430 % similar