potassium 2,2-(1,5-cyclooctandiyl)-3,4,5-triethyl-2,5-dihydro-1,2,5-oxadiboratolate

三甲氧基硼烷

乙基溴化镁

potassium 2,2,3,4,5-pentaethyl-2,5-dihydro-1,2,5-oxadiboratolate

三甲氧基硼氧六环