DK1004565T3 - Fremstilling af en 1-alkoxy-2-methyl-1,3-butadien - Google Patents

Fremstilling af en 1-alkoxy-2-methyl-1,3-butadien

Info

Publication number
DK1004565T3
DK1004565T3 DK00101566T DK00101566T DK1004565T3 DK 1004565 T3 DK1004565 T3 DK 1004565T3 DK 00101566 T DK00101566 T DK 00101566T DK 00101566 T DK00101566 T DK 00101566T DK 1004565 T3 DK1004565 T3 DK 1004565T3
Authority
DK
Denmark
Prior art keywords
methyl
alkoxy
butadiene
preparation
trialkoxy
Prior art date
Application number
DK00101566T
Other languages
Danish (da)
English (en)
Inventor
Paul Noesberger
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Application granted granted Critical
Publication of DK1004565T3 publication Critical patent/DK1004565T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/48—Preparation of compounds having groups
    • C07C41/50—Preparation of compounds having groups by reactions producing groups
    • C07C41/54—Preparation of compounds having groups by reactions producing groups by addition of compounds to unsaturated carbon-to-carbon bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/28—Preparation of ethers by reactions not forming ether-oxygen bonds from acetals, e.g. by dealcoholysis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/10—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond
    • C07C67/11—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond being mineral ester groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Hydrogenated Pyridines (AREA)
  • Catalysts (AREA)
DK00101566T 1996-08-19 1997-08-14 Fremstilling af en 1-alkoxy-2-methyl-1,3-butadien DK1004565T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP96113248 1996-08-19

Publications (1)

Publication Number Publication Date
DK1004565T3 true DK1004565T3 (da) 2003-02-24

Family

ID=8223119

Family Applications (2)

Application Number Title Priority Date Filing Date
DK00101566T DK1004565T3 (da) 1996-08-19 1997-08-14 Fremstilling af en 1-alkoxy-2-methyl-1,3-butadien
DK97114056T DK0825168T3 (da) 1996-08-19 1997-08-14 Fremstilling af et gamma-halogentiglinaldehyd

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK97114056T DK0825168T3 (da) 1996-08-19 1997-08-14 Fremstilling af et gamma-halogentiglinaldehyd

Country Status (10)

Country Link
US (3) US5786518A (fr)
EP (2) EP1004565B1 (fr)
JP (1) JPH1087546A (fr)
CN (2) CN1305826C (fr)
AT (2) ATE209173T1 (fr)
BR (1) BR9704387A (fr)
DE (2) DE59705454D1 (fr)
DK (2) DK1004565T3 (fr)
ES (2) ES2182739T3 (fr)
ID (1) ID18021A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6441263B1 (en) 2000-07-07 2002-08-27 Chevrontexaco Corporation Ethylene manufacture by use of molecular redistribution on feedstock C3-5 components
US20060189893A1 (en) * 2005-01-06 2006-08-24 Diamics, Inc. Systems and methods for detecting abnormal cells
US20060161076A1 (en) * 2005-01-06 2006-07-20 Diamics, Inc. Systems and methods for collection of cell clusters
WO2009137084A2 (fr) * 2008-05-07 2009-11-12 Ivax Research, Llc Processus de préparation des taxanes et de leurs intermédiaires
CN103172504B (zh) * 2011-12-26 2014-10-08 南京工业大学 2,7-二甲基-2,4,6-辛三烯-1,8-二醛的合成方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2165962A (en) * 1936-10-29 1939-07-11 Ig Farbenindustrie Ag Production of alkylidene diethers or ether-esters
JPS56113736A (en) * 1980-02-14 1981-09-07 Ota Seiyaku Kk Preparation of 2-arylalkanoic acid
US4288635A (en) * 1980-05-23 1981-09-08 J. T. Baker Chemical Co. Method for the preparation of (E)-4-bromo-2-methylbut-2-en-1-al
DE3535128A1 (de) * 1985-10-02 1987-04-02 Degussa Katalytische dealkoxylierung von geminalen di-alkoxyverbindungen, geeignete katalysatoren und deren herstellung

Also Published As

Publication number Publication date
US6018075A (en) 2000-01-25
US5990360A (en) 1999-11-23
ATE226569T1 (de) 2002-11-15
JPH1087546A (ja) 1998-04-07
EP0825168A3 (fr) 1998-04-22
CN1127467C (zh) 2003-11-12
CN1305826C (zh) 2007-03-21
EP1004565A1 (fr) 2000-05-31
BR9704387A (pt) 1999-05-11
DE59705454D1 (de) 2002-01-03
CN1495151A (zh) 2004-05-12
US5786518A (en) 1998-07-28
ATE209173T1 (de) 2001-12-15
EP1004565B1 (fr) 2002-10-23
ID18021A (id) 1998-02-19
ES2166939T3 (es) 2002-05-01
DK0825168T3 (da) 2002-05-21
CN1178783A (zh) 1998-04-15
DE59708581D1 (de) 2002-11-28
ES2182739T3 (es) 2003-03-16
EP0825168B1 (fr) 2001-11-21
EP0825168A2 (fr) 1998-02-25

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