【Chinese Name】 associated boric acid pinacol ester Tandem pinacol ester frequency pinacol diboron dipentene, diboron 【The English alias】 bis (pinacolato) diboron; 4,4,4 ', 4', 5,5,5 ', 5'-octamethyl-2 ,2-bi-1 ,3,2-dioxaborolaneBis (2,2, 3,3-tetramethyl-2 ,3-butanedionato) diboron 【CAS 】73183-34-3 【Purity / method】> 97.0% (GC)