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BR0004788A - Processos para a preparação de 4,5-aleno cetonas, 3,5-dieno cetonas insaturadas e as cetonas saturadas correspondentes - Google Patents

Processos para a preparação de 4,5-aleno cetonas, 3,5-dieno cetonas insaturadas e as cetonas saturadas correspondentes

Info

Publication number
BR0004788A
BR0004788A BR0004788-0A BR0004788A BR0004788A BR 0004788 A BR0004788 A BR 0004788A BR 0004788 A BR0004788 A BR 0004788A BR 0004788 A BR0004788 A BR 0004788A
Authority
BR
Brazil
Prior art keywords
ketones
formula
preparation
alkyl
unsaturated
Prior art date
Application number
BR0004788-0A
Other languages
English (en)
Inventor
Nongyuan Dr Shi
Frank Dr Huebner
Bernd Drapal
Rainer Peter
Steffen Dr Krill
Klaus Dr Huthmacher
Christoph Dr Weckbecker
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BR0004788A publication Critical patent/BR0004788A/pt

Links

Classifications

    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/62—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by hydrogenation of carbon-to-carbon double or triple bonds
    • 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
    • C07C45/513—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 etherified hydroxyl group
    • 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

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)
  • Steroid Compounds (AREA)
  • Catalysts (AREA)

Abstract

Patente de Invenção: <B>"PROCESSOS PARA A PREPARAçãO DE 4,5-ALENO CETONAS, 3,5-DIENO CETONAS INSATURADAS E AS CETONAS SATURADAS CORRESPONDENTES"<D>. Processo para a preparação de 4,5-aleno cetonas insaturadas pela reação de álcoois propargílicos terciários com alquenil alquil éteres ou cetais na presença de ácidos sulfónicos alifáticos ou de sais de ácido sulfónico.
BR0004788-0A 1999-10-15 2000-10-11 Processos para a preparação de 4,5-aleno cetonas, 3,5-dieno cetonas insaturadas e as cetonas saturadas correspondentes BR0004788A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19949796A DE19949796A1 (de) 1999-10-15 1999-10-15 Verfahren zur Herstellung von ungesättigten 4,5-Allenketonen, 3,5-Dienketonen und den entsprechenden gesättigten Ketonen

Publications (1)

Publication Number Publication Date
BR0004788A true BR0004788A (pt) 2001-05-22

Family

ID=7925794

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0004788-0A BR0004788A (pt) 1999-10-15 2000-10-11 Processos para a preparação de 4,5-aleno cetonas, 3,5-dieno cetonas insaturadas e as cetonas saturadas correspondentes

Country Status (12)

Country Link
US (1) US6380437B1 (pt)
EP (1) EP1092700B1 (pt)
JP (1) JP2001114723A (pt)
CN (1) CN1293181A (pt)
AT (1) ATE252533T1 (pt)
BR (1) BR0004788A (pt)
CA (1) CA2323301A1 (pt)
DE (2) DE19949796A1 (pt)
DK (1) DK1092700T3 (pt)
IL (1) IL138989A0 (pt)
MX (1) MXPA00009918A (pt)
YU (1) YU62000A (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10121058A1 (de) 2001-04-28 2002-10-31 Degussa Neues Verfahren zur Herstellung von ungesättigten Ketonen
DE10121057A1 (de) * 2001-04-28 2002-10-31 Degussa Verfahren zur Herstellung von Ketonen
EP1327620A1 (en) * 2002-01-14 2003-07-16 Aventis Animal Nutrition S.A. Process for the preparation of phytone
US6979751B2 (en) * 2002-12-23 2005-12-27 Eastman Chemical Company Processes for the preparation of higher molecular weight ketones
JP5007230B2 (ja) * 2004-09-14 2012-08-22 ディーエスエム アイピー アセッツ ビー．ブイ． 飽和脂肪族ケトンの製造方法
EP2346805B1 (en) * 2008-10-21 2014-12-10 DSM IP Assets B.V. Manufacture of gamma-delta-unsaturated ketones
CN108299168B (zh) * 2018-03-07 2021-01-05 兰州大学 一种多取代α-丙二烯醛和α-丙二烯醛酮化合物的制备方法
CN108530279B (zh) * 2018-05-21 2021-06-01 浙江新和成股份有限公司 一种假性紫罗兰酮的合成方法
CN109534977B (zh) * 2018-12-12 2022-04-22 万华化学集团股份有限公司 一种由炔丙醇合成α，γ-不饱和二烯酮的方法及用于该方法的催化剂
CN109503342B (zh) 2019-01-02 2019-11-12 山东新和成维生素有限公司 一种不饱和酮的制备方法
EP4039670A1 (en) 2021-02-08 2022-08-10 DSM IP Assets B.V. Manufacturing of allene ketones using copper sulfate or a hydrate thereof
EP4039671A1 (en) 2021-02-08 2022-08-10 DSM IP Assets B.V. Manufacturing of unsaturated ketones using an adduct of a tertiary amine with so3
WO2022167642A1 (en) 2021-02-08 2022-08-11 Dsm Ip Assets B.V. Manufacturing of allene ketones using an ammonium (thio)sulfates or hydrogen (thio)sulfates
CN114149310B (zh) * 2021-11-23 2024-08-16 万华化学(四川)有限公司 一种不饱和酮的制备方法
CN115536508B (zh) * 2022-09-27 2024-05-03 万华化学集团股份有限公司 一种植物酮的制备方法
CN116462578B (zh) * 2023-04-17 2024-04-09 万华化学集团股份有限公司 一种一锅法合成δ-甲基酮的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029287A (en) * 1958-08-01 1962-04-10 Hoffmann La Roche Preparation of unsaturated ketones
CH407091A (de) * 1962-06-28 1966-02-15 Hoffmann La Roche Verfahren zur Herstellung von olefinischen Ketonen
CH459982A (de) * 1964-02-25 1968-07-31 Hoffmann La Roche Verfahren zur Herstellung von Polyenketonen

Also Published As

Publication number Publication date
CN1293181A (zh) 2001-05-02
JP2001114723A (ja) 2001-04-24
IL138989A0 (en) 2001-11-25
MXPA00009918A (es) 2002-05-23
DE19949796A1 (de) 2001-04-19
US6380437B1 (en) 2002-04-30
DE50004140D1 (de) 2003-11-27
CA2323301A1 (en) 2001-04-15
EP1092700B1 (de) 2003-10-22
ATE252533T1 (de) 2003-11-15
YU62000A (sh) 2003-02-28
EP1092700A1 (de) 2001-04-18
DK1092700T3 (da) 2004-02-16

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]