FR2271191B1 - - Google Patents

Info

Publication number
FR2271191B1
FR2271191B1 FR7514956A FR7514956A FR2271191B1 FR 2271191 B1 FR2271191 B1 FR 2271191B1 FR 7514956 A FR7514956 A FR 7514956A FR 7514956 A FR7514956 A FR 7514956A FR 2271191 B1 FR2271191 B1 FR 2271191B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7514956A
Other versions
FR2271191A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BP Chemicals Ltd
Original Assignee
BP Chemicals Ltd
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 BP Chemicals Ltd filed Critical BP Chemicals Ltd
Publication of FR2271191A1 publication Critical patent/FR2271191A1/fr
Application granted granted Critical
Publication of FR2271191B1 publication Critical patent/FR2271191B1/fr
Expired legal-status Critical Current

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
    • C07C45/67—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 isomerisation; by change of size of the carbon skeleton
    • C07C45/68—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 isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—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 isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/74—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 isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7514956A 1974-05-15 1975-05-14 Expired FR2271191B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21651/74A GB1498017A (en) 1974-05-15 1974-05-15 Isophorone production using a potassium hydroxide catalys

Publications (2)

Publication Number Publication Date
FR2271191A1 FR2271191A1 (fr) 1975-12-12
FR2271191B1 true FR2271191B1 (fr) 1979-01-19

Family

ID=10166517

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514956A Expired FR2271191B1 (fr) 1974-05-15 1975-05-14

Country Status (6)

Country Link
US (1) US3981918A (fr)
JP (1) JPS50160240A (fr)
CA (1) CA1027585A (fr)
DE (1) DE2520681A1 (fr)
FR (1) FR2271191B1 (fr)
GB (1) GB1498017A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1528129A (en) * 1975-10-20 1978-10-11 Bp Chem Int Ltd Process for the production of isophorone
US4434301A (en) 1982-08-25 1984-02-28 Union Carbide Corporation Production of low color refined isophorone
US5153156A (en) * 1989-04-18 1992-10-06 Aristech Chemical Corporation Process for making efficient anionic clay catalyst, catalysts made thereby, and method of making isophorone
US5352839A (en) * 1993-09-09 1994-10-04 Aristech Chemical Corporation Isophorone process
DE102010062587A1 (de) 2010-12-08 2012-06-14 Evonik Degussa Gmbh Verfahren zur Herstellung von Isophoron
DE102010062603A1 (de) 2010-12-08 2012-06-14 Evonik Degussa Gmbh Verfahren zur Herstellung von 3-Aminomethyl-3,5,5-trimethylcyclohexylamin
DE102011075777A1 (de) 2011-05-13 2012-11-15 Evonik Degussa Gmbh Verfahren zur Herstellung von Isophoron in Gegenwart mindestens eines Entschäumers in der Abwasserkolonne im Aufarbeitungsteil
DE102013215874A1 (de) 2013-08-12 2015-02-12 Evonik Industries Ag Hydrolyse der bei der Produktion von Isophoron anfallenden Rückstände zurRückgewinnung von Isophoron und Aceton
CN103467263B (zh) * 2013-09-13 2015-06-17 江苏焕鑫新材料股份有限公司 一种异佛尔酮的制备方法
CN106831377B (zh) * 2016-11-15 2019-05-03 广东莱佛士制药技术有限公司 一种采用有机乌洛托品系季铵强碱催化的异佛尔酮的制备方法
CN106892807B (zh) * 2016-11-15 2019-05-03 广东莱佛士制药技术有限公司 一种采用有机咪唑系季铵强碱催化的异佛尔酮的制备方法
CN106905128B (zh) * 2016-11-15 2019-05-03 广东莱佛士制药技术有限公司 一种采用有机吡啶系季铵强碱催化的异佛尔酮的制备方法
CN108911956B (zh) * 2018-06-20 2021-10-08 江苏焕鑫新材料股份有限公司 一种裂解副产物在缩合反应中的提纯工艺
CN112441896B (zh) * 2019-09-03 2023-07-14 万华化学集团股份有限公司 一种丙酮液相缩合制备异佛尔酮的反应工艺
CN110903180B (zh) * 2019-12-18 2022-11-08 万华化学集团股份有限公司 一种异佛尔酮的制备方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2419051A (en) * 1944-12-05 1947-04-15 Shell Dev Hydrolysis of acetone autocondensation products
US2434631A (en) * 1945-02-10 1948-01-13 Shell Dev Hydrolysis of acetone autocondensation products
GB886931A (en) * 1958-09-15 1962-01-10 Bergwerksgesellschaft Hibernia Improvements in and relating to methods of producing isophorone
DE1205525B (de) * 1960-12-23 1965-11-25 Bergwerksgesellschaft Hibernia Verfahren zur Aufarbeitung von Nebenprodukten der Isophoronherstellung
NL272258A (fr) * 1960-12-23
NL125824C (fr) * 1960-12-31
US3462348A (en) * 1968-03-25 1969-08-19 Exxon Research Engineering Co Purification of isophorone by plural stage distillation

Also Published As

Publication number Publication date
CA1027585A (fr) 1978-03-07
JPS50160240A (fr) 1975-12-25
GB1498017A (en) 1978-01-18
FR2271191A1 (fr) 1975-12-12
DE2520681A1 (de) 1975-11-27
US3981918A (en) 1976-09-21

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Legal Events

Date Code Title Description
ST Notification of lapse