CH605535A5 - - Google Patents

Info

Publication number
CH605535A5
CH605535A5 CH518774A CH518774A CH605535A5 CH 605535 A5 CH605535 A5 CH 605535A5 CH 518774 A CH518774 A CH 518774A CH 518774 A CH518774 A CH 518774A CH 605535 A5 CH605535 A5 CH 605535A5
Authority
CH
Switzerland
Application number
CH518774A
Inventor
Wolf Dr Brenner
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
Priority to CH518774A priority Critical patent/CH605535A5/xx
Priority to IT21243/75A priority patent/IT1034261B/it
Priority to US05/563,040 priority patent/US4046813A/en
Priority to DE2515304A priority patent/DE2515304C2/de
Priority to JP4241775A priority patent/JPS5530695B2/ja
Priority to FR7511056A priority patent/FR2267300B1/fr
Priority to GB1477775A priority patent/GB1442965A/en
Priority to AT273975A priority patent/AT335995B/de
Priority to BE155259A priority patent/BE827768A/xx
Priority to NL7504337A priority patent/NL167677C/xx
Publication of CH605535A5 publication Critical patent/CH605535A5/xx

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
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
CH518774A 1974-04-11 1974-04-11 CH605535A5 (it)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CH518774A CH605535A5 (it) 1974-04-11 1974-04-11
IT21243/75A IT1034261B (it) 1974-04-11 1975-03-13 Procedimento per la preparazione di osso derivati
US05/563,040 US4046813A (en) 1974-04-11 1975-03-28 Process for producing ketoisophorone
DE2515304A DE2515304C2 (de) 1974-04-11 1975-04-08 Verfahren zur Herstellung von 2,6,6-Trimethyl-2-cyclohexen-1,4-dion (Ketoisophoron)
JP4241775A JPS5530695B2 (it) 1974-04-11 1975-04-09
FR7511056A FR2267300B1 (it) 1974-04-11 1975-04-09
GB1477775A GB1442965A (en) 1974-04-11 1975-04-10 Process for the manufacture of ketoisophorone
AT273975A AT335995B (de) 1974-04-11 1975-04-10 Verfahren zur herstellung von ketoisophoron
BE155259A BE827768A (fr) 1974-04-11 1975-04-10 Procede pour la preparation de composes oxo
NL7504337A NL167677C (nl) 1974-04-11 1975-04-11 Werkwijze voor de bereiding van ketoisoforon door oxydatie van beta-isoforon.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH518774A CH605535A5 (it) 1974-04-11 1974-04-11

Publications (1)

Publication Number Publication Date
CH605535A5 true CH605535A5 (it) 1978-09-29

Family

ID=4289383

Family Applications (1)

Application Number Title Priority Date Filing Date
CH518774A CH605535A5 (it) 1974-04-11 1974-04-11

Country Status (10)

Country Link
US (1) US4046813A (it)
JP (1) JPS5530695B2 (it)
AT (1) AT335995B (it)
BE (1) BE827768A (it)
CH (1) CH605535A5 (it)
DE (1) DE2515304C2 (it)
FR (1) FR2267300B1 (it)
GB (1) GB1442965A (it)
IT (1) IT1034261B (it)
NL (1) NL167677C (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2303785A1 (fr) * 1975-03-11 1976-10-08 Rhone Poulenc Ind Procede d'oxydation de cetones b-ethyleniques
FR2335487A1 (fr) * 1975-12-19 1977-07-15 Rhone Poulenc Ind Procede de preparation de trimethyl-3,5,5 cyclohexene-2 dione-1,4
US4322562A (en) * 1978-07-24 1982-03-30 Allied Corporation Oxidation process using metal nitro or nitrosyl complex
US4191696A (en) * 1978-07-24 1980-03-04 Allied Chemical Corporation Oxidation process using metal nitro complex
US4393243A (en) * 1981-03-17 1983-07-12 Hoffmann-La Roche Inc. Carotenoid intermediate by an oxidation process
JPH0819030B2 (ja) * 1987-10-06 1996-02-28 曽田香料株式会社 ３，５，５−トリメチルシクロヘキサ−２−エン−１，４−ジオンの製造方法
DE3806835A1 (de) * 1988-03-03 1989-09-14 Huels Chemische Werke Ag Verfahren zur herstellung von 3,5,5-trimethyl-4-hydroxi-2-cyclohexen-1-on
DE3842547A1 (de) * 1988-12-17 1990-06-21 Huels Chemische Werke Ag Verfahren zur herstellung von 2,6,6-trimethyl-cyclohex-2-en-1,4-dion
DE19619570A1 (de) * 1996-05-15 1997-11-20 Degussa Verfahren zur Herstellung von Ketoisophoron
US6211418B1 (en) * 1997-08-01 2001-04-03 Nippon Petrochemicals Company Limited Method for producing trimethylhydroquinone
US20020055657A1 (en) * 1998-07-16 2002-05-09 Daicel Chemical Industries,Ltd. Process and apparatus for producing ketoisophorone
JP2000034255A (ja) * 1998-07-16 2000-02-02 Daicel Chem Ind Ltd ケトイソホロンの製造方法および製造装置
JP2000247921A (ja) * 1998-12-28 2000-09-12 Daicel Chem Ind Ltd ケトイソホロン誘導体の製造方法及び製造装置
DE10024264A1 (de) * 2000-05-17 2001-11-22 Degussa Verfahren zur Herstellung von 2,2,6-Trimethylcyclohexan-1,4-dion
US6469215B1 (en) 2000-05-17 2002-10-22 Degussa Ag Process for the production of an intermediate mixture of β-isophorone epoxide and its isomer 4-hydroxyisophorone (HIP)
DE102010030995A1 (de) * 2010-07-06 2012-01-12 Evonik Degussa Gmbh Verwendung von beta-Isophoron als Lösemittel
CN110283056A (zh) * 2019-07-08 2019-09-27 万华化学集团股份有限公司 一种微通道反应器连续合成4-氧代异佛尔酮的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2827481A (en) * 1955-07-06 1958-03-18 Hoffmann La Roche Process for the manufacture of polyene aldehydes
US2819298A (en) * 1955-07-22 1958-01-07 Hoffmann La Roche Process for the manufacture of carotenoids
NL6410417A (it) * 1964-09-08 1966-03-09
US3380456A (en) * 1965-08-02 1968-04-30 Reynolds Tobacco Co R Tobacco product
US3647826A (en) * 1969-08-18 1972-03-07 Int Flavors & Fragrances Inc Indane derivatives
CH559156A5 (it) * 1972-11-16 1975-02-28 Firmenich & Cie
CH585168A5 (it) * 1973-12-07 1977-02-28 Firmenich & Cie
CH586173A5 (it) * 1973-12-07 1977-03-31 Firmenich & Cie
CH611590A5 (en) * 1974-06-28 1979-06-15 Hoffmann La Roche Process for the preparation of a diketo compound
CH599917A5 (it) * 1974-07-10 1978-06-15 Firmenich & Cie

Also Published As

Publication number Publication date
NL167677B (nl) 1981-08-17
DE2515304C2 (de) 1985-01-10
AT335995B (de) 1977-04-12
GB1442965A (en) 1976-07-21
FR2267300B1 (it) 1980-03-14
ATA273975A (de) 1976-08-15
JPS5530695B2 (it) 1980-08-13
DE2515304A1 (de) 1975-11-06
NL7504337A (nl) 1975-10-14
NL167677C (nl) 1982-01-18
US4046813A (en) 1977-09-06
IT1034261B (it) 1979-09-10
BE827768A (fr) 1975-10-10
JPS50148332A (it) 1975-11-27
FR2267300A1 (it) 1975-11-07

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: F. HOFFMANN-LA ROCHE AG

PL Patent ceased