silicotungstic acid

Catalytic Synthesis of Butyl Acetate by Silicotungstic Acid Supported on Activated Carbon

活性炭负载硅钨酸催化合成乙酸正丁酯

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Synthetic method of butyl butyrate was investigated using silicotungstic acid catalyst absorbed on activated carbon.

用活性炭固载硅钨酸催化剂催化合成了丁酸丁酯.

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Using silicotungstic acid as catalyst with the catalyst supported on active carbon, 2-methyl-2-ethyl-acetic-1,3-oxathiolane ( targeted compound I, an aroma compound with apple flavor) was synthesized by the reaction of ethyl aceto-acetate and 2-mercapto-ethanol.

以活性炭固载硅钨酸作为催化剂，用乙酰乙酸乙酯与巯基乙醇缩和合成了具有浓郁苹果香气的香料化合物2-甲基-2-乙酸乙酯基-1,3-氧硫杂环戊烷（Ⅰ）。

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The first one is doping some proton conductor in the PBI membrane. These conductors such as zirconium phosphate ( ZrP), phosphotungstic acid ( PWA) and silicotungstic acid ( SiWA) were used.

其一，在聚苯并咪唑膜基体中，掺杂质子导体，比如磷酸锆，磷钨酸，硅钨酸等。

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A drug sensor was made by combination of a field effect transistor and a drug sensitive membrane, with silicotungstic acid or sodium tetraphenylboron as active substance.

将场效应管与药物敏感膜结合，以硅钨酸或四苯硼钠未转型的定域体试剂为电活性物质的药物传感器。

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