RU2000133017A - The method of synthesis of acetonitrile - Google Patents

The method of synthesis of acetonitrile

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Publication number
RU2000133017A
RU2000133017A RU2000133017/04A RU2000133017A RU2000133017A RU 2000133017 A RU2000133017 A RU 2000133017A RU 2000133017/04 A RU2000133017/04 A RU 2000133017/04A RU 2000133017 A RU2000133017 A RU 2000133017A RU 2000133017 A RU2000133017 A RU 2000133017A
Authority
RU
Russia
Prior art keywords
acetonitrile
synthesis
catalyst
acetic acid
ammonia
Prior art date
Application number
RU2000133017/04A
Other languages
Russian (ru)
Other versions
RU2214396C2 (en
Inventor
Лариса Николаевна Курина
Анатолий Кузьмич Головко
Сергей Иванович Галанов
Ольга Ивановна Сидорова
Original Assignee
Институт химии нефти СО РАН
Томский государственный университет
Filing date
Publication date
Application filed by Институт химии нефти СО РАН, Томский государственный университет filed Critical Институт химии нефти СО РАН
Priority to RU2000133017/04A priority Critical patent/RU2214396C2/en
Priority claimed from RU2000133017/04A external-priority patent/RU2214396C2/en
Publication of RU2000133017A publication Critical patent/RU2000133017A/en
Application granted granted Critical
Publication of RU2214396C2 publication Critical patent/RU2214396C2/en

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Claims (1)

Способ синтеза ацетонитрила из уксусной кислоты и аммиака на катализаторе на основе γ-оксида алюминия, отличающийся тем, что процесс ведут в трубчатом реакторе при температуре 340-380°С при соотношении компонентов аммиак : уксусная кислота = (6-1.5) : 1, в качестве катализатора используют γ-оксид алюминия, активированный 2-10% фосфорной кислоты, при этом нагретые от внешнего теплообменника реакционные газы сначала проходят по внешней рубашке реактора с линейной скоростью 0,06-0,19 м/с, затем контактируют с катализатором, находящимся во внутренней рубашке.The method of synthesis of acetonitrile from acetic acid and ammonia on a catalyst based on γ-alumina, characterized in that the process is carried out in a tubular reactor at a temperature of 340-380 ° C with a ratio of components ammonia: acetic acid = (6-1.5): 1, γ-alumina activated with 2-10% phosphoric acid is used as a catalyst, while the reaction gases heated from an external heat exchanger first pass through the outer jacket of the reactor with a linear velocity of 0.06-0.19 m / s, then they are contacted with the catalyst located in the inner ruba shke.
RU2000133017/04A 2000-12-28 2000-12-28 Acetonitrile synthesis method RU2214396C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2000133017/04A RU2214396C2 (en) 2000-12-28 2000-12-28 Acetonitrile synthesis method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2000133017/04A RU2214396C2 (en) 2000-12-28 2000-12-28 Acetonitrile synthesis method

Publications (2)

Publication Number Publication Date
RU2000133017A true RU2000133017A (en) 2003-08-20
RU2214396C2 RU2214396C2 (en) 2003-10-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2000133017/04A RU2214396C2 (en) 2000-12-28 2000-12-28 Acetonitrile synthesis method

Country Status (1)

Country Link
RU (1) RU2214396C2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101830829B (en) * 2009-03-11 2013-08-14 于景东 Method for synthesizing acetonitrile through one-step ammoniating method with acetic acid
CN101891648B (en) * 2009-05-22 2014-01-08 于景东 Method for preparing high-purity acetonitrile from acetic acid and ammonia by two steps

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