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RU2002103992A - The method of obtaining 1-ethyl-2-aza-3-methyl-4-alkylidenealuminocyclohept-2-enes - Google Patents

The method of obtaining 1-ethyl-2-aza-3-methyl-4-alkylidenealuminocyclohept-2-enes

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Publication number
RU2002103992A
RU2002103992A RU2002103992/04A RU2002103992A RU2002103992A RU 2002103992 A RU2002103992 A RU 2002103992A RU 2002103992/04 A RU2002103992/04 A RU 2002103992/04A RU 2002103992 A RU2002103992 A RU 2002103992A RU 2002103992 A RU2002103992 A RU 2002103992A
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RU
Russia
Prior art keywords
enes
aza
ethyl
methyl
obtaining
Prior art date
Application number
RU2002103992/04A
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Russian (ru)
Other versions
RU2218341C2 (en
Inventor
Усеин Меметович Джемилев
Асхат Габдрахманович Ибрагимов
Лейла Османовна Хафизова
Гузель Нурисламовна Гильфанова
Альфия Зуфаровна Шарипова
Original Assignee
ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН
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Priority to RU2002103992/04A priority Critical patent/RU2218341C2/en
Priority claimed from RU2002103992/04A external-priority patent/RU2218341C2/en
Publication of RU2002103992A publication Critical patent/RU2002103992A/en
Application granted granted Critical
Publication of RU2218341C2 publication Critical patent/RU2218341C2/en

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Claims (1)

Способ получения 1-этил-2-аза-3-метил-4-алкилиденциклогепт-2-енов общей формулы (I):The method of obtaining 1-ethyl-2-aza-3-methyl-4-alkylidenecyclohept-2-enes of the general formula (I):
Figure 00000001
Figure 00000001
 где R=н-С6Н13, н-C8H17, where R = n-C 6 H 13 , n-C 8 H 17, отличающийся тем, что терминальные аллены общей формулы R1-СН=С=СН2, где R1=н-С6Н13, н-C8H17, взаимодействуют с триэтилалюминием AlEt3 в мольном соотношении R1-CH=C=CH2:AlEt3, равном 10:(10÷14) в присутствии катализатора цирконацендихлорида (Cp2ZrCl2), взятого в количестве 2-6 мол.% по отношению к 1-замещенному аллену, в атмосфере аргона при комнатной температуре и атмосферном давлении в хлористом метилене в качестве растворителя в течение 5 ч, с последующим добавлением к реакционной массе ацетонитрила (СН3CN), взятого в 3-кратном избытке по отношению к AlEt3 перемешиванием реакционной массы в течение 4-8 ч при температуре ~40°С.characterized in that the terminal allens of the general formula R 1 —CH = C = CH 2 , where R 1 = n — C 6 H 13 , n — C 8 H 17 — interact with AlEt 3 triethylaluminum in a molar ratio of R 1 —CH = C = CH 2 : AlEt 3 , equal to 10: (10-14) in the presence of a catalyst of zirconacene dichloride (Cp 2 ZrCl 2 ), taken in an amount of 2-6 mol.% Relative to the 1-substituted allene, in an argon atmosphere at room temperature and atmospheric pressure in methylene chloride as a solvent for 5 hours, followed by addition to the reaction mass of acetonitrile (CH 3 CN) taken in a 3-fold excess with respect to AlEt 3 stirring the reaction mass for 4-8 hours at a temperature of ~ 40 ° C.
RU2002103992/04A 2002-02-12 2002-02-12 Method for preparing 1-ethyl-2-aza-3-methyl-4- alkylidenealumacyclohept-2-enes RU2218341C2 (en)

Priority Applications (1)

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RU2002103992/04A RU2218341C2 (en) 2002-02-12 2002-02-12 Method for preparing 1-ethyl-2-aza-3-methyl-4- alkylidenealumacyclohept-2-enes

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RU2002103992/04A RU2218341C2 (en) 2002-02-12 2002-02-12 Method for preparing 1-ethyl-2-aza-3-methyl-4- alkylidenealumacyclohept-2-enes

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RU2218341C2 RU2218341C2 (en) 2003-12-10

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3817090A1 (en) * 1988-05-19 1989-11-30 Merck Patent Gmbh CYCLIC METAL ORGANIC COMPOUNDS
RU2139876C1 (en) * 1998-02-12 1999-10-20 Институт нефтехимии и катализа с опытным заводом АН Республики Башкортостан Method of obtaining of 1-(dialkylamine)-3-alkylalumacyclopentanes

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