單詞
pyridine
英 ['p?r?di?n]
美['p?r?,din]
基本信息
- n. [有化] 吡啶；氮苯（等于pyridina）
實用場景例句
- The pyridine was chemisorbed at both Lewis and Bronsted sites on the glass surface.
- 在玻璃表面上,吡定都是化學地吸收在路易斯和布朗斯特德位置上的.
辭典例句
- This review described the preparation and application of crosslinked polyvinyl pyridine resins.
- 本文綜述了乙烯吡啶樹脂的合成及其應用.
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- The process of 2 - chloropyridine chlorination synthesis by pyridine and application were introduced.
- 介紹了吡啶氯化合成2-氯吡啶的方法和應用.
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- Recovering pyridine by simple distillation and phase separation with salt was studied.
- 研究了普通精餾與加鹽分相技術在回收吡啶中的應用.
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- A semi - empirical LCAO - MO - AM 1 calculation is performed for some substituted pyridine N - oxide.
- 在LCAO -MO-AM1 水平上計算了取代氧化吡啶的氣相質子化能.
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- The factory also undertake pyridine derivatives and various solvent distillation process.
- 本廠還可承接吡啶類系列化合物及各種溶劑精餾加工.
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- Triisopropyl phosphite was synthesized and isopropanol using pyridine as an organic base.
- 采用三氯化磷、異丙醇為原料,吡啶為有機堿合成亞磷酸三異丙酯.
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- The typical K - F reagent has disadvantage of high poisonousness and pyridine malodor.
- 經典K-F試劑缺點是毒性大,且具有吡啶的惡臭.
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- And the excess volume of toluene - pyridine was measured with the dilatometer.
- 并用此膨脹儀測定了甲苯 - 吡啶體系的過量體積.
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- This paper studied the catalytic N - alkylation of acetanilide with polyvinyl chloride - pyridine resin.
- 研究了聚氯乙烯 - 吡啶樹脂催化乙酰苯胺的N - 烴基化作用,反應條件溫和,產品收率令人滿意.
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- The synthetic methods of pyridine bases are reviewed.
- 綜述了國內外吡啶堿類化合物的合成方法.
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- Urine - Determination of thiocyanate - Pyridine － barbituric acid spectrophotometric method.
- 尿中硫氰酸鹽的吡啶-巴比妥酸分光光度測定方法.
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- Pyridine is a colorless chemical liquid.
- 吡啶是一種無色的化學液體.
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- The urine samples were collected at 7∶00,11∶00 and 15∶00, and were assayed by modified Aldridge ? s method ( pyridine - p - phenylenediamine mixture ) .
- 分別于7時 、 11時 和15時收集班前、班中和班末尿樣.
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- This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reactant.
- 該方法使用帶有二烷基咪唑鹽 、 烷基吡啶鹽或者己內酰胺和脂肪酸作為反應物.
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