JPH0123455B2 - - Google Patents

Info

Publication number
JPH0123455B2
JPH0123455B2 JP57125227A JP12522782A JPH0123455B2 JP H0123455 B2 JPH0123455 B2 JP H0123455B2 JP 57125227 A JP57125227 A JP 57125227A JP 12522782 A JP12522782 A JP 12522782A JP H0123455 B2 JPH0123455 B2 JP H0123455B2
Authority
JP
Japan
Prior art keywords
reaction
methyl
formula
potassium
butoxide
Prior art date
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
JP57125227A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5824535A (ja
Inventor
Shuruteeerute Kaaruuhainritsuhi
Resurii Sunoodon Rojaa
Muraa Berunarudo
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.)
Firmenich SA
Original Assignee
Firmenich SA
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 Firmenich SA filed Critical Firmenich SA
Publication of JPS5824535A publication Critical patent/JPS5824535A/ja
Publication of JPH0123455B2 publication Critical patent/JPH0123455B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D309/10—Oxygen atoms
    • 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
    • C07C45/512—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 a free hydroxyl group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D309/04—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
JP57125227A 1981-07-24 1982-07-20 ヒドロキシ―ケトンとその相当するヘミ―アセタールとの平衡混合物の製法 Granted JPS5824535A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH4842/81-3 1981-07-24
CH484281 1981-07-24

Publications (2)

Publication Number Publication Date
JPS5824535A JPS5824535A (ja) 1983-02-14
JPH0123455B2 true JPH0123455B2 (cg-RX-API-DMAC7.html) 1989-05-02

Family

ID=4283504

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57125227A Granted JPS5824535A (ja) 1981-07-24 1982-07-20 ヒドロキシ―ケトンとその相当するヘミ―アセタールとの平衡混合物の製法

Country Status (4)

Country Link
US (1) US4438283A (cg-RX-API-DMAC7.html)
EP (1) EP0071708B1 (cg-RX-API-DMAC7.html)
JP (1) JPS5824535A (cg-RX-API-DMAC7.html)
DE (1) DE3260367D1 (cg-RX-API-DMAC7.html)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH563951A5 (cg-RX-API-DMAC7.html) 1972-02-03 1975-07-15 Firmenich & Cie
US3976700A (en) 1974-07-08 1976-08-24 Rhodia, Inc. Process for preparing methyl heptenone
US4312717A (en) * 1979-06-19 1982-01-26 Sumitomo Chemical Company, Limited Process for producing 2-(2'-methyl-1'-propenyl)-4-methyltetrahydropyran

Also Published As

Publication number Publication date
EP0071708A1 (fr) 1983-02-16
EP0071708B1 (fr) 1984-07-11
JPS5824535A (ja) 1983-02-14
US4438283A (en) 1984-03-20
DE3260367D1 (en) 1984-08-16

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