Obychnye khimikaty
2026-07-19
7-метил萘-1-борная кислота频哪спиртэфир
4,4,5,5-tetramethyl-2-(7-methylnaphthalen-1-yl)-1,3,2-dioxaborolane
4,4,5,5-tetramethyl-2-(7-methylnaphthalen-1-yl)-1,3,2-dioxaborolane 97%