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RU2009123085A - METHOD FOR PRODUCING 2,3,4-TRIALKYLMAGNESACYCLOPENT-2-ENOV - Google Patents

METHOD FOR PRODUCING 2,3,4-TRIALKYLMAGNESACYCLOPENT-2-ENOV Download PDF

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Publication number
RU2009123085A
RU2009123085A RU2009123085/04A RU2009123085A RU2009123085A RU 2009123085 A RU2009123085 A RU 2009123085A RU 2009123085/04 A RU2009123085/04 A RU 2009123085/04A RU 2009123085 A RU2009123085 A RU 2009123085A RU 2009123085 A RU2009123085 A RU 2009123085A
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Russia
Prior art keywords
trialkylmagnesacyclopent
same
enov
producing
cp2zrcl2
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RU2009123085/04A
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Russian (ru)
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RU2423365C2 (en
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Рифкат Мухатьярович Султанов (RU)
Рифкат Мухатьярович Султанов
Владимир Владиславович Васильев (RU)
Владимир Владиславович Васильев
Усеин Меметович Джемилев (RU)
Усеин Меметович Джемилев
Владимир Анатольевич Дьяконов (RU)
Владимир Анатольевич Дьяконов
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Учреждение Российской академии наук ИНСТИТУТ НЕФТЕХИМИИ И КАТАЛИЗА РАН (RU)
Учреждение Российской Академии Наук Институт Нефтехимии И Катализа Ран
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Priority to RU2009123085/04A priority Critical patent/RU2423365C2/en
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Abstract

Способ получения 2,3,4-триалкилмагнезациклопент-2-енов общей формулы (I) ! ! отличающийся тем, что дизамещенный ацетилен , (где R1 такие же, как указано выше) взаимодействует с (где R2 такие же, как указано выше) в присутствии катализатора цирконоцендихлорида Cp2ZrCl2 в мольном соотношении:: Cp2ZrCl2=10:(15-24):(0,3-0,6), в атмосфере аргона при нормальном давлении в диэтиловом эфире в течение 4-7 ч. The method of obtaining 2,3,4-trialkylmagnesacyclopent-2-enes of the general formula (I)! ! characterized in that the disubstituted acetylene (where R1 are the same as above) reacts with (where R2 are the same as above) in the presence of a Cp2ZrCl2 zirconocide dichloride catalyst in the molar ratio :: Cp2ZrCl2 = 10: (15-24) :( 0.3-0.6), in an argon atmosphere at normal pressure in diethyl ether for 4-7 hours

Claims (1)

Способ получения 2,3,4-триалкилмагнезациклопент-2-енов общей формулы (I)The method of obtaining 2,3,4-trialkylmagnesacyclopent-2-enes of the General formula (I)
Figure 00000001
Figure 00000001
 отличающийся тем, что дизамещенный ацетилен
Figure 00000002
, (где R1 такие же, как указано выше) взаимодействует с
Figure 00000003
(где R2 такие же, как указано выше) в присутствии катализатора цирконоцендихлорида Cp2ZrCl2 в мольном соотношении
Figure 00000002
:
Figure 00000003
: Cp2ZrCl2=10:(15-24):(0,3-0,6), в атмосфере аргона при нормальном давлении в диэтиловом эфире в течение 4-7 ч. characterized in that the disubstituted acetylene
Figure 00000002
, (where R 1 are the same as above) interacts with
Figure 00000003
(where R 2 are the same as described above) in the presence of a zirconocene dichloride catalyst Cp 2 ZrCl 2 in a molar ratio
Figure 00000002
:
Figure 00000003
: Cp 2 ZrCl 2 = 10: (15-24) :( 0.3-0.6), under argon at atmospheric pressure in ethyl ether for 4-7 hours.
RU2009123085/04A 2009-06-16 2009-06-16 Method for synthesis of 2,3,4-trialkylmagnesacyclopent-2-enes RU2423365C2 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2290406C1 (en) * 2005-08-15 2006-12-27 Институт нефтехимии и катализа РАН Method for preparing 2,3,4,5-tetraalkylmagnesa-cyclopenta-2,4-dienes
RU2291870C1 (en) * 2005-10-20 2007-01-20 Институт нефтехимии и катализа РАН Method for preparing 2,3-dialkyl-5-alkylidenemagnesacyclopent-2-enes

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