RU2014136295A - The method of obtaining 3,5-dimethylpyridine - Google Patents

The method of obtaining 3,5-dimethylpyridine Download PDF

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Publication number
RU2014136295A
RU2014136295A RU2014136295A RU2014136295A RU2014136295A RU 2014136295 A RU2014136295 A RU 2014136295A RU 2014136295 A RU2014136295 A RU 2014136295A RU 2014136295 A RU2014136295 A RU 2014136295A RU 2014136295 A RU2014136295 A RU 2014136295A
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RU
Russia
Prior art keywords
dimethylpyridine
propanol
formaldehyde
ammonia
catalyst
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RU2014136295A
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Russian (ru)
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RU2608734C2 (en
Inventor
Усеин Меметович Джемилев
Борис Иванович Кутепов
Нелля Геннадиевна Григорьева
Надежда Александровна Филиппова
Михаил Леонардович Павлов
Original Assignee
Федеральное государственное бюджетное учреждение науки Институт нефтехимии и катализа Российской академии наук
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Priority to RU2014136295A priority Critical patent/RU2608734C2/en
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Publication of RU2608734C2 publication Critical patent/RU2608734C2/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Catalysts (AREA)

Abstract

Способ получения 3,5-диметилпиридина взаимодействием пропанола-1 с формальдегидом и аммиаком в присутствии алюмосиликатного катализатора, отличающийся тем, что в качестве катализатора используют кристаллический алюмосиликат - гранулированный без связующих веществ цеолит HY-БС, реакцию проводят при 250-450°С и объемной скорости подачи сырья (w), равной 2-7 ч, мольное соотношение пропанол-1:формальдегид:аммиак составляет 1:0,2-2,0:1,5-5.The method of producing 3,5-dimethylpyridine by the interaction of propanol-1 with formaldehyde and ammonia in the presence of an aluminosilicate catalyst, characterized in that the crystalline aluminosilicate is used as a catalyst - granular HY-BS zeolite granulated without binders, the reaction is carried out at 250-450 ° C and bulk the feed rate (w) of 2-7 hours, the molar ratio of propanol-1: formaldehyde: ammonia is 1: 0.2-2.0: 1.5-5.

Claims (1)

Способ получения 3,5-диметилпиридина взаимодействием пропанола-1 с формальдегидом и аммиаком в присутствии алюмосиликатного катализатора, отличающийся тем, что в качестве катализатора используют кристаллический алюмосиликат - гранулированный без связующих веществ цеолит HY-БС, реакцию проводят при 250-450°С и объемной скорости подачи сырья (w), равной 2-7 ч-1, мольное соотношение пропанол-1:формальдегид:аммиак составляет 1:0,2-2,0:1,5-5. The method of producing 3,5-dimethylpyridine by the interaction of propanol-1 with formaldehyde and ammonia in the presence of an aluminosilicate catalyst, characterized in that crystalline aluminosilicate is used as a catalyst - granular HY-BS zeolite granulated without binders, the reaction is carried out at 250-450 ° C and bulk feed rate (w) of 2-7 h -1 , the molar ratio of propanol-1: formaldehyde: ammonia is 1: 0.2-2.0: 1.5-5.
RU2014136295A 2014-09-05 2014-09-05 Method of producing 3,5-dimethylpyridine RU2608734C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2014136295A RU2608734C2 (en) 2014-09-05 2014-09-05 Method of producing 3,5-dimethylpyridine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2014136295A RU2608734C2 (en) 2014-09-05 2014-09-05 Method of producing 3,5-dimethylpyridine

Publications (2)

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RU2014136295A true RU2014136295A (en) 2016-03-27
RU2608734C2 RU2608734C2 (en) 2017-01-23

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RU2014136295A RU2608734C2 (en) 2014-09-05 2014-09-05 Method of producing 3,5-dimethylpyridine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115888801A (en) * 2022-09-28 2023-04-04 山东明化新材料有限公司 Modified catalyst for improving yield of 3, 5-dimethylpyridine and production method for improving yield of 3, 5-dimethylpyridine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851461A (en) * 1956-06-04 1958-09-09 Ansul Chemical Co Production of heterocylic nitrogen compounds
SU652176A1 (en) * 1977-05-03 1979-03-15 Ярославский политехнический институт Method of 3,5-diethylpyridine
US5969143A (en) * 1997-12-31 1999-10-19 Mobil Oil Corporation Pyridine/picoline production process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115888801A (en) * 2022-09-28 2023-04-04 山东明化新材料有限公司 Modified catalyst for improving yield of 3, 5-dimethylpyridine and production method for improving yield of 3, 5-dimethylpyridine
CN115888801B (en) * 2022-09-28 2024-03-29 山东明化新材料有限公司 Modified catalyst for improving yield of 3, 5-lutidine and production method for improving yield of 3, 5-lutidine

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Publication number Publication date
RU2608734C2 (en) 2017-01-23

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Effective date: 20170212