ID22572A - Proses yang disempurnakan untuk pembuatan 3,5,5-trimetilsikloheksa-3-en-1-on (betha-isoforon) dengan isomerisasi 3,5,5-trimetilsikloheksa-2-en-1-on (alpha-isoforon) (ii) - Google Patents

Proses yang disempurnakan untuk pembuatan 3,5,5-trimetilsikloheksa-3-en-1-on (betha-isoforon) dengan isomerisasi 3,5,5-trimetilsikloheksa-2-en-1-on (alpha-isoforon) (ii)

Info

Publication number
ID22572A
ID22572A IDP990438D ID990438D ID22572A ID 22572 A ID22572 A ID 22572A ID P990438 D IDP990438 D ID P990438D ID 990438 D ID990438 D ID 990438D ID 22572 A ID22572 A ID 22572A
Authority
ID
Indonesia
Prior art keywords
trimethylycyclex
isoforon
betha
isomerization
alpha
Prior art date
Application number
IDP990438D
Other languages
English (en)
Inventor
Steffen Krill
Stephan Kretz
Hans Joachim Hasselbach
Klaus Huthmacher
Rainer Hahn
Hermann Schmitt
Original Assignee
Degussa Huls Aktiengesellshaft
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 Huls Aktiengesellshaft filed Critical Degussa Huls Aktiengesellshaft
Publication of ID22572A publication Critical patent/ID22572A/id

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
    • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IDP990438D 1998-05-13 1999-05-12 Proses yang disempurnakan untuk pembuatan 3,5,5-trimetilsikloheksa-3-en-1-on (betha-isoforon) dengan isomerisasi 3,5,5-trimetilsikloheksa-2-en-1-on (alpha-isoforon) (ii) ID22572A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19821379A DE19821379A1 (de) 1998-05-13 1998-05-13 Verbessertes Verfahren zur Herstellung von 3,5,5-Trimethylcyclohexa-3-en-1-on(beta-Isophoron durch Isomerisierung von 3,5,5-Trimethylcyclohexa-2-en-1-on(alpha-Isophoron)(II)

Publications (1)

Publication Number Publication Date
ID22572A true ID22572A (id) 1999-11-18

Family

ID=7867602

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP990438D ID22572A (id) 1998-05-13 1999-05-12 Proses yang disempurnakan untuk pembuatan 3,5,5-trimetilsikloheksa-3-en-1-on (betha-isoforon) dengan isomerisasi 3,5,5-trimetilsikloheksa-2-en-1-on (alpha-isoforon) (ii)

Country Status (12)

Country Link
US (1) US6265617B1 (id)
EP (1) EP0957075A1 (id)
JP (1) JPH11349518A (id)
CN (1) CN1235954A (id)
BR (1) BR9902079A (id)
CA (1) CA2271518A1 (id)
DE (1) DE19821379A1 (id)
ID (1) ID22572A (id)
IL (1) IL129906A0 (id)
IN (1) IN186070B (id)
TW (1) TW483884B (id)
YU (1) YU21899A (id)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19951006A1 (de) * 1999-10-22 2001-04-26 Degussa Verfahren zur Herstellung von veresterten Chromanverbindungen
US6423874B1 (en) 2000-02-18 2002-07-23 Millennium Speciality Chemicals, Inc. Process for obtaining fragrant ketone
KR100750054B1 (ko) * 2001-11-12 2007-08-16 에스케이에너지 주식회사 고순도 3,5,5-트리메틸-3-사이클로헥세논의 제조방법
CN100358857C (zh) * 2006-04-12 2008-01-02 浙江大学 2-环己烯酮类化合物及其制备方法
CN101104587B (zh) * 2006-04-12 2011-04-13 浙江大学 2-环己烯酮类化合物
DE102010030995A1 (de) 2010-07-06 2012-01-12 Evonik Degussa Gmbh Verwendung von beta-Isophoron als Lösemittel
CN104649878B (zh) * 2013-11-21 2017-01-04 浙江新和成药业有限公司 一种连续合成β-异佛尔酮的工艺
CN104761443B (zh) * 2015-03-23 2016-05-18 万华化学集团股份有限公司 一种连续制备3,5,5-三甲基环己-3-烯-1-酮的方法
CN106278854B (zh) * 2015-06-05 2018-10-26 浙江新和成药业有限公司 一种由α-异佛尔酮异构β-异佛尔酮的制备方法
CN107216244B (zh) * 2017-06-16 2020-07-28 万华化学集团股份有限公司 一种制备3,5,5-三甲基-3-环己烯-1-酮的方法
CN108579790B (zh) * 2018-05-25 2021-03-09 万华化学集团股份有限公司 一种氮掺杂多孔碳催化剂及其制备方法，以及β-异佛尔酮的制备方法
CN112920032B (zh) * 2019-12-06 2022-07-12 万华化学集团股份有限公司 一种β-异佛尔酮的制备方法
CN112341321B (zh) * 2020-11-10 2022-05-10 江苏馨瑞香料有限公司 黑檀醇的制备方法
CN112517075B (zh) * 2020-11-30 2022-07-12 万华化学集团股份有限公司 一种异构化催化剂及其制备方法，及β-异佛尔酮的制备方法
CN113083339B (zh) * 2021-04-15 2022-11-08 万华化学(四川)有限公司 一种用于制备维生素e的催化剂及其制备方法和应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2246032A (en) * 1937-12-27 1941-06-17 Shell Dev Process for the production of beta gamma unsaturated ketones
US3397120A (en) * 1967-01-13 1968-08-13 Exxon Research Engineering Co Purification of dihydroisophorone by plural distillation and isomerization
US4026948A (en) 1973-12-07 1977-05-31 Firmenich S.A. Process for the preparation of 2,2,6-trimethyl-cyclohex-5-en-1,4-dione
CH585168A5 (id) 1973-12-07 1977-02-28 Firmenich & Cie
DE19639570A1 (de) 1996-09-26 1998-04-02 Degussa Verfahren zur Herstellung von 3,5,5-Trimethylcyclohexa-3-en-1-on(ß-Isophoron) durch Isomerisierung von 3,5,5-Trimethylcyclohexa-2-en-l-on(alpha-Isophoron)

Also Published As

Publication number Publication date
US6265617B1 (en) 2001-07-24
IN186070B (id) 2001-06-16
EP0957075A1 (de) 1999-11-17
CA2271518A1 (en) 1999-11-13
IL129906A0 (en) 2000-02-29
JPH11349518A (ja) 1999-12-21
BR9902079A (pt) 2000-04-11
CN1235954A (zh) 1999-11-24
TW483884B (en) 2002-04-21
DE19821379A1 (de) 1999-11-18
YU21899A (sh) 2002-08-12

Similar Documents

Publication Publication Date Title
ID26007A (id) Proses karbonilasi
ID24323A (id) Proses hidrosianasi yang tertingkatkan
AU5490199A (en) Process for the purification of 1,3-propanediol
ID17597A (id) Proses yang sama untuk menghasilkan pembuatan dengan tanpa tenunan
ID26102A (id) Proses pembuatan senyawa-senyawa stilbena
ID29236A (id) Benzopiran-benzopiran dan benzoksepin-benzoksepin, komposisi-komposisi famaseutikal yang mengandungnya, dan proses penyiapannya
EP0669362A3 (en) Process for the preparation of polytitanosiloxanes soluble in organic solvents.
ID23316A (id) Proses karbonilasi
ID19704A (id) Proses untuk memproduksi senyawa karbonil
ID23963A (id) Proses pembuatan vinil asetat
ID22572A (id) Proses yang disempurnakan untuk pembuatan 3,5,5-trimetilsikloheksa-3-en-1-on (betha-isoforon) dengan isomerisasi 3,5,5-trimetilsikloheksa-2-en-1-on (alpha-isoforon) (ii)
ID20274A (id) Proses untuk memproduksi diamina
ID30503A (id) Proses yang diperbaiki untuk pembuatan heksametilenadiamina
ID21505A (id) Proses pembuatan metoprolol
ID26580A (id) Proses untuk memproduksi produk-produk pektin yang difraksionasi
ID22456A (id) Proses pembuatan diester-diester 2,3,5-trimetilhidrokuinon
ID19571A (id) Proses pemurnian 1,4-butanadiol mentah
ID28625A (id) Proses untuk modifikasi pektin secara enzimatik
ZA9810063B (en) Process for the manufacture of an organic compound.
ID27452A (id) Proses untuk membuat urea 1,3-tersubstitusi-4-oksosiklik
ID15862A (id) Proses
ID28825A (id) Proses untuk produksi 2,3-epoksipropil trialkilamonium halida berwarna rendah
ID16207A (id) Proses untuk memproduksi 2,6-dimetilnaftalena dengan kemurnian tinggi
ID25830A (id) Proses pembuatan turunan-n laktam yang ditingkatkan secara enasiomer
ID26938A (id) Proses pembuatan tetrapeptida