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کلمات کلیدی: acetophenone derivatives and triethyl orthobenzoate in the presence of silica supported ionic liquid [pmim]HSO 4 SiO2 [silica supporte
کلمات کلیدی: acetophenone derivatives and triethyl orthobenzoate in the presence of silica supported ionic liquid [pmim]HSO 4 SiO2 [silica supporte