FR2235905B1 - - Google Patents

Info

Publication number
FR2235905B1
FR2235905B1 FR7423111A FR7423111A FR2235905B1 FR 2235905 B1 FR2235905 B1 FR 2235905B1 FR 7423111 A FR7423111 A FR 7423111A FR 7423111 A FR7423111 A FR 7423111A FR 2235905 B1 FR2235905 B1 FR 2235905B1
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
FR7423111A
Other languages
French (fr)
Other versions
FR2235905A1 (en
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of FR2235905A1 publication Critical patent/FR2235905A1/fr
Application granted granted Critical
Publication of FR2235905B1 publication Critical patent/FR2235905B1/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20Unsaturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/203Unsaturated compounds containing keto groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511Preparation 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
    • C07C45/515Preparation 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00Compounds having —CHO groups
    • C07C47/20Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/21Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7423111A 1973-07-05 1974-07-03 Expired FR2235905B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37650073A 1973-07-05 1973-07-05

Publications (2)

Publication Number Publication Date
FR2235905A1 FR2235905A1 (en) 1975-01-31
FR2235905B1 true FR2235905B1 (en) 1978-11-10

Family

ID=23485268

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423111A Expired FR2235905B1 (en) 1973-07-05 1974-07-03

Country Status (7)

Country Link
JP (1) JPS5037711A (en)
CH (2) CH597125A5 (en)
DE (1) DE2432351A1 (en)
FR (1) FR2235905B1 (en)
GB (2) GB1461150A (en)
IT (1) IT1015532B (en)
NL (1) NL7409144A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3166476D1 (en) 1980-08-08 1984-11-08 Givaudan & Cie Sa Unsaturated compounds, process for their preparation, their use as perfumes and the perfumed compositions containing them
JPS5754133A (en) * 1980-08-08 1982-03-31 Givaudan & Cie Sa SHINKIHOKOBUTSUSHITSU
EP0085352B1 (en) * 1982-02-03 1986-01-22 L. GIVAUDAN & CIE Société Anonyme Unsaturated oximes, preparation thereof and use thereof as perfume and in the fragment compositions
CN101778810A (en) * 2007-08-08 2010-07-14 帝斯曼知识产权资产管理有限公司 Process for the preparation of (e, e)-farnesyl acetone
EP2904080B1 (en) * 2012-10-08 2018-12-12 DSM IP Assets B.V. Flavor and fragrance formulation (i)
CN110845312A (en) * 2019-11-27 2020-02-28 万华化学集团股份有限公司 Method for preparing methylheptenone

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453317A (en) * 1962-07-11 1969-07-01 Hoffmann La Roche Unsaturated carbonyl compounds and processes

Also Published As

Publication number Publication date
IT1015532B (en) 1977-05-20
NL7409144A (en) 1975-01-07
CH597125A5 (en) 1978-03-31
CH621761A5 (en) 1981-02-27
GB1461149A (en) 1977-01-13
DE2432351A1 (en) 1975-01-23
GB1461150A (en) 1977-01-13
FR2235905A1 (en) 1975-01-31
JPS5037711A (en) 1975-04-08

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Legal Events

Date Code Title Description
ST Notification of lapse