Obychnye khimikaty
2026-07-19
3.4-二хлорабензолборная кислота频呢спиртэфир
2-(3，4-dichlorophenyl)-4，4，5，5-tetramethyl-1，3，2-dioxaborolane
2-(3，4-dichlorophenyl)-4，4，5，5-tetramethyl-1，3，2-dioxaborolane 98%