Obychnye khimikaty
2026-07-19
бензол磺амид-3-борная кислота频哪спиртэфир
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide 95+%