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RU2002116385A - The method of obtaining 1-methyl-3-alkylcyclopentan-1-tins - Google Patents

The method of obtaining 1-methyl-3-alkylcyclopentan-1-tins

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Publication number
RU2002116385A
RU2002116385A RU2002116385/04A RU2002116385A RU2002116385A RU 2002116385 A RU2002116385 A RU 2002116385A RU 2002116385/04 A RU2002116385/04 A RU 2002116385/04A RU 2002116385 A RU2002116385 A RU 2002116385A RU 2002116385 A RU2002116385 A RU 2002116385A
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RU
Russia
Prior art keywords
alet
alkylcyclopentan
tins
methyl
obtaining
Prior art date
Application number
RU2002116385/04A
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Russian (ru)
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RU2219157C1 (en
Inventor
Усеин Меметович Джемилев
Асхат Габдрахманович Ибрагимов
Лейла Османовна Хафизова
Дина Фаритовна Ялалова
Вазиль Ханифович Ханов
Генриэтта Николаевна Кириченко
Райхана Валиулловна Кунакова
Original Assignee
ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН
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Priority to RU2002116385/04A priority Critical patent/RU2219157C1/en
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Publication of RU2219157C1 publication Critical patent/RU2219157C1/en
Publication of RU2002116385A publication Critical patent/RU2002116385A/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (1)

Способ получения 1-метил-3-алкилциклопентан-1-олов общей формулы (I)The method of obtaining 1-methyl-3-alkylcyclopentan-1-tins of General formula (I)
Figure 00000001
Figure 00000001
 где R=н-C4H9, н-C6H13, н-C8H17, отличающийся тем, что α-олефины общей формулы RCH=СН2, где R, такое же, как определено выше, подвергают взаимодействию с триэтилалюминием (AlEt3) при мольном соотношении RCH=CH2:AlEt3=10:(10÷14) в присутствии катализатора цирконацендихлорида (Ср2ZrCl2), взятого в количестве 3-7 мол.% по отношению к α-олефину, в атмосфере аргона при комнатной температуре (~20°С) и атмосферном давлении в среде гексана в течение 8 ч, с последующим добавлением к реакционной массе при температуре -15°С катализатора хлорида меди (CuCl) количестве 8-12 мол.% по отношению к α-олефину и этил-ацетата (EtOAc) в эквимольном по отношению к AlEt3 количестве, после чего реакционную массу перемешивают при комнатной температуре в течение 6-8 ч.where R = n-C 4 H 9 , n-C 6 H 13 , n-C 8 H 17 , characterized in that α-olefins of the General formula RCH = CH 2 , where R, the same as defined above, is subjected to interaction with triethylaluminium (AlEt 3 ) at a molar ratio of RCH = CH 2 : AlEt 3 = 10: (10-14) in the presence of a catalyst of zirconacenedichloride (Cp 2 ZrCl 2 ), taken in an amount of 3-7 mol% with respect to α-olefin in an argon atmosphere at room temperature (~ 20 ° C) and atmospheric pressure in hexane for 8 hours, followed by the addition of 8-12 mol.% copper chloride catalyst (CuCl) to the reaction mass at a temperature of -15 ° C elations to α-olefin in equimolar towards AlEt 3, an amount of ethyl acetate (EtOAc), after which the reaction mixture was stirred at room temperature for 6-8 hours.
RU2002116385/04A 2002-06-17 2002-06-17 Method of preparing 1-methyl-3-alkylcyclopentane-1-ols RU2219157C1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2307825C2 (en) * 2004-11-29 2007-10-10 ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН METHOD FOR PRODUCTION OF 3-n-ALKYL-1-HYDROXYCYCLOPENTANE-n-ALKYLCARBOXYLATES
RU2378245C2 (en) * 2007-08-29 2010-01-10 Институт нефтехимии и катализа РАН Spiro[3,4]octan-6-ol synthesis method

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CH455753A (en) * 1963-09-13 1968-05-15 Inventa Ag Process for the preparation of cyclic monooxymethyl compounds by oxo synthesis
RU2048470C1 (en) * 1992-06-23 1995-11-20 Институт нефтехимии и катализа АН Республики Башкортостан Method of synthesis of 1,4-bis[(dialkoxy)aluma]-trans-2,3-dialkylbutanes
PL171189B1 (en) * 1993-07-23 1997-03-28 Icso Chemical Prod Sp Zoo Method for producing ethylene glycol butyl ethers

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Effective date: 20040618