IT1020256B - Isomerizzazione selettiva di penten nitrile - Google Patents

Isomerizzazione selettiva di penten nitrile

Info

Publication number
IT1020256B
IT1020256B IT26688/74A IT2668874A IT1020256B IT 1020256 B IT1020256 B IT 1020256B IT 26688/74 A IT26688/74 A IT 26688/74A IT 2668874 A IT2668874 A IT 2668874A IT 1020256 B IT1020256 B IT 1020256B
Authority
IT
Italy
Prior art keywords
penten
nitrile
selective isomerization
isomerization
selective
Prior art date
Application number
IT26688/74A
Other languages
English (en)
Original Assignee
Du Pont
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of IT1020256B publication Critical patent/IT1020256B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT26688/74A 1973-08-29 1974-08-28 Isomerizzazione selettiva di penten nitrile IT1020256B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00392515A US3852325A (en) 1973-08-29 1973-08-29 Selective isomerization of pentenenitriles

Publications (1)

Publication Number Publication Date
IT1020256B true IT1020256B (it) 1977-12-20

Family

ID=23550901

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26688/74A IT1020256B (it) 1973-08-29 1974-08-28 Isomerizzazione selettiva di penten nitrile

Country Status (9)

Country Link
US (1) US3852325A (it)
JP (1) JPS5050319A (it)
BE (1) BE819265A (it)
CA (1) CA1021350A (it)
DE (1) DE2441257A1 (it)
FR (1) FR2242376B1 (it)
GB (1) GB1436511A (it)
IT (1) IT1020256B (it)
NL (1) NL7411458A (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4774353A (en) * 1986-06-05 1988-09-27 E. I. Du Pont De Nemours And Company Triorganotin catalyst promoters for hydrocyanation
US4783546A (en) * 1987-06-02 1988-11-08 E. I. Du Pont De Nemours And Company Preparation of 4-pentenenitrile by isomerization
US4874884A (en) * 1988-03-31 1989-10-17 E. I. Du Pont De Nemours And Company Promoter synergism in pentenenitrile hydrocyanation
US5087723A (en) * 1990-05-01 1992-02-11 E. I. Du Pont De Nemours And Company Hydrocyanation of conjugated 2-alkenoates
CA2177135C (en) * 1993-11-23 2005-04-26 Wilson Tam Processes and catalyst compositions for hydrocyanation of monoolefins
CN1072980C (zh) 1994-04-14 2001-10-17 纳幕尔杜邦公司 用于单烯烃氢氰化的双配位亚磷酸酯和镍的催化剂复合物
TW315370B (it) * 1994-10-07 1997-09-11 Du Pont
US5512696A (en) * 1995-07-21 1996-04-30 E. I. Du Pont De Nemours And Company Hydrocyanation process and multidentate phosphite and nickel catalyst composition therefor
US5440067A (en) * 1994-11-18 1995-08-08 E. I. Dupont De Nemours And Company Catalyzed gas phase isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles
IN187044B (it) * 1995-01-27 2002-01-05 Du Pont
US5821378A (en) * 1995-01-27 1998-10-13 E. I. Du Pont De Nemours And Company Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles
DE10049265A1 (de) * 2000-09-28 2002-04-11 Basf Ag Verfahren zur Trennung von Pentennitril-Isomeren
FR2850966B1 (fr) 2003-02-10 2005-03-18 Rhodia Polyamide Intermediates Procede de fabrication de composes dinitriles
DE10323803A1 (de) * 2003-04-22 2004-11-11 Basf Ag Verfahren zur Isomerisierung von cis-2-Pentennitril zu trans-3-Pentennitril
FR2854891B1 (fr) 2003-05-12 2006-07-07 Rhodia Polyamide Intermediates Procede de preparation de dinitriles
FR2854892B1 (fr) 2003-05-12 2005-06-24 Rhodia Polyamide Intermediates Procede de fabrication de dinitriles
DE102004004683A1 (de) 2004-01-29 2005-08-18 Basf Ag Verfahren zur Herstellung von Dinitrilen
DE102004004717A1 (de) * 2004-01-29 2005-08-18 Basf Ag Homogene Isomerisierung von cis-2-Pentennitril zu 3-Pentennitril
DE102004004721A1 (de) * 2004-01-29 2005-08-18 Basf Ag Verfahren zur Trennung von Pentennitril-Isomeren
EP2395010B1 (en) 2006-03-17 2016-07-13 Invista Technologies S.à.r.l. Method for the purification of triorganophosphites by treatment with a basic additive
US7919646B2 (en) 2006-07-14 2011-04-05 Invista North America S.A R.L. Hydrocyanation of 2-pentenenitrile
US7659422B2 (en) * 2006-07-14 2010-02-09 Invista North America S.A.R.L. Hydrocyanation process with reduced yield losses
US7709674B2 (en) 2006-07-14 2010-05-04 Invista North America S.A R.L Hydrocyanation process with reduced yield losses
WO2009091790A1 (en) 2008-01-15 2009-07-23 Invista Technologies S.A.R.L. Hydrocyanation of pentenenitriles
US8772527B2 (en) 2012-04-27 2014-07-08 Basf Se Process for isomerization of cis-2-pentenenitrile to 3-pentenenitriles
WO2015009847A1 (en) 2013-07-17 2015-01-22 Invista Technologies S.À R.L. Separating a solvent from a nickel catalyst by distillation
CN103804227B (zh) * 2014-02-17 2016-02-10 重庆中平紫光科技发展有限公司 一种烯腈混合液直接异构化合成2-甲基-2-丁烯腈的方法
CN109651195B (zh) * 2019-01-08 2021-08-24 安徽省安庆市曙光化工股份有限公司 2-戊烯腈异构化反应生成3-戊烯腈的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517046A (en) * 1966-07-12 1970-06-23 Asahi Chemical Ind Process for isomerizing cis-1,2-dicyanocyclobutane
US3526654A (en) * 1968-05-17 1970-09-01 Du Pont Isomerization of 2-pentenenitrile to 3-pentenenitrile
NL7002580A (it) * 1969-03-03 1970-09-07
US3538142A (en) * 1969-08-04 1970-11-03 Du Pont Process of isomerizing 3-pentenenitrile to 4-pentenenitrile
BE760119A (fr) * 1969-12-17 1971-06-09 Montedison Spa Procede de preparation du pentene-3-nitrile

Also Published As

Publication number Publication date
CA1021350A (en) 1977-11-22
NL7411458A (nl) 1975-03-04
DE2441257A1 (de) 1975-03-06
US3852325A (en) 1974-12-03
FR2242376B1 (it) 1979-01-05
BE819265A (fr) 1975-02-28
FR2242376A1 (it) 1975-03-28
GB1436511A (en) 1976-05-19
JPS5050319A (it) 1975-05-06

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