四氟化硫SF4是最有效的应用广泛的选择性有机氟化剂，它能将羰基和羟基选择性地氟化，在精细化工，液晶材料和高端医药工业生产中具有无法取代的地位。
根据韦斯博士尚未发表的数据，六氟化硫目前的排放量是框架公约下所报告的排放量的四倍。
According to Dr Weiss's as-yet-unpublished figures, about four times as much of it is being emitted as is reported under the framework convention.
吡啶可以和卤素、 硝基四氟化硼盐、 三氧化硫、 硼烷及三氧化铬反应，形成一些有用的有机试剂。
Pyridine can react with halogens, nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper.
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