Synprolam 35 BQC ( 50 ) , Synprolam 35 BQC (80 )
syn C13 ~ C 15dimethyl tert , amine benzyl ammonium chloride 合成C13 ~ C 15烷基二甲基叔胺苄基氯化铵
Synprolam 35 BQC ( 50 ) , Synprolam 35 BQC (80 )
syn C13 ~ C 15dimethyl tert , amine benzyl ammonium chloride 合成C13 ~ C 15烷基二甲基叔胺苄基氯化铵
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