Pyrazole has been prepared through the dehydrogenation of 2 pyrazoline in which catalytic amonts of sodium iodide acts as dehydrogenation agent in sulfuric acid.
在硫酸中用碘
钠(催
)
脱
试剂使2吡唑啉脱制备吡唑。
碘
钠
钠声明：以上例
、词
分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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cat-, cat burglar, cat., cat’s-eye, cata, cata-, catabaptist, catabasial, catabasis, catabatic,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘化钠
2
啉
：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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catachosis, catachresis, catachrestial, catachrestic, catachrestically, catachromasis, cataclase, cataclasis, cataclasite, cataclasm,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘化钠
酸中用声明：以上例句、词性分类均由互联网
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catacombs, catacorolla, catacoustics, catacrotism, catadioptric, catadioptrics, catadromically, catadromous, catadromy, catafactor,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘化钠
词声明：以上例句、词性
类均由互联网资源自动生成，部
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Catalan, catalanguage, Catalanist, catalase, catalasometer, catalator, catalectic, catalepsis, catalepsy, catalept,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘
声明：以上例句、词性
由互联网资源自动生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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catalogia, catalogic, catalogs, catalogue, catalogued, cataloguer, cataloid, Catalonia, Catalonian, catalpa,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
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catalyst, catalytic, catalytic converter, catalytic cracker, catalytically, catalyze, catalyzed aggregates, catalyzer, catamaran, catamenia,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘化钠
声明：以上例、词性分类均由互联网资
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catatonia, catatonic, catatonosis, catatony, catatrepsis, catawampus, catawba, catazone, CATB, catbird,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘化钠
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审
，
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catch cold, catch fire, catch hold of, catch on, catch phrase, catch sb up, catch sight of, catch up, catch up with, catch-22,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘
声明：以上例句、词均由互联网资源自动生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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catcher, catcherresonator, catches, catchfly, catching, catchlight, catchlights, catchline, catch-line, catchment,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,
碘化钠
声明：以上例句、词性分类均由互
网资源自动生成，部分未经过
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catchweight, catchword, catchwork, catchy, cat-cracker, cate, catechesis, catechetical, catecheticel, catechetics,
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sodium fluoride, sodium hydride, sodium hydrogen carbonate, sodium hydroxide, sodium hypochlorite, sodium iodide, sodium nitrate, sodium nitrite, sodium phosphate, sodium pyrophosphate,