phosphorus pentachloride
- phosphorus pentachloride的基本解释
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[化] 五氯化磷
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HPLC was coupled with both mass spectroscopy and ultraviolet absorption spectroscopy for simultaneous separation and characterization of the products from glow plasma reaction of chloroform.(3) Phosphorus pentachloride has been used to perchlorinate acenaphthene under moderate pressure and temperature in sealed reaction vessels.
在此基础上,以反相C〓柱为固定相,甲醇/乙醇/环己烷为流动相,采用梯度洗脱的方法,对氯仿辉光放电合成产物进行高效液相色谱-紫外光谱-质谱联用分离分析,成功的分离得到包括富勒烯C〓和全氯代碳簇在内的数十种产物,并得到了相应的质谱和光谱数据。
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The main products are: phosphorous trichloride 300,000 tons / year, phosphorus oxychloride 100,000 tons / year, phosphorus pentachloride 50,000 tons / year, 10,000 tons trichloroisocyanuric parathion / year chloromethyl ether 5000 tons / year, triethyl phosphite 10,000 tons / year, triphenyl phosphite 5000 tons / year, three phosphoric acid ethyl butoxy 2000 tons / year.
主要产品有:三氯化磷30万吨/年、三氯氧磷10万吨/年、五氯化磷5万吨/年、三氯硫磷1万吨/年、氯甲基甲醚5000吨/年、磷酸三乙酯10000吨/年、磷酸三苯酯5000吨/年、磷酸三丁氧基乙酯2000吨/年。
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Azobis-4-cyanopentanoyl chloride was prepared by reaction of 4,4'-azobis-4-cyanopentanoic acid and phosphorus pentachloride.
采用4,4'-偶氮二(4-氰基戊酸)与五氯化磷反应制备了4,4'-偶氮二(4-氰基戊酰氯)。
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During the process of imidacloprid preparation, using phosphorus pentachloride dehydration and greatly excess 2-nitroiminoimidazolidine, the yield may reach 90%, and the purity is over 95%, so this a fairly good synthesis method.
吡虫啉合成中用五氧化二磷脱水法和过量2-硝基亚氨基咪唑烷法收率接近90%,纯度达95%以上,是较佳的合成方法。
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F Some raw materials may not be acceptance tested by the firm because of the hazards involved; e.g., phosphorus pentachloride, sodium azide, etc.
一些原料并不可以接受检测,由于涉及污染;如五氯化磷,叠氮化钠,等。
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phosphorus pentachloride:五氯化磷
phosphorus pentabromide 五溴化磷 | phosphorus pentachloride 五氯化磷 | phosphorus pentasulfide 五硫化二磷