报道了一种以表面活性剂、丙二烯二胺和柠檬酸、EDTA 为主要组分的硫化亚铁清洗剂配方和其在炼油装置应用的情况。
A detergent for cleaning iron monosulfide was formulated with surfactant, diamino-propadiene, citric and EDTA, and its cleaning mechanism was discussed.
丙二烯是甲基乙炔的一种异构体。
最后我们选用异二丙胺锂（LDA）为碱，在干冰丙酮浴下，合成了烯醇磷酸酯，并有很高的立体选择性。
At last , we used the base: LDA, dry ice-acetone bath , to synthesize the enol phosphates and gain very high rigio-selectivity.
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