DK121126B - Fremgangsmåde til fremstilling af ethylenketaler af γ-ketocarboxylsyreestere. - Google Patents

Fremgangsmåde til fremstilling af ethylenketaler af γ-ketocarboxylsyreestere.

Info

Publication number
DK121126B
DK121126B DK184868AA DK184868A DK121126B DK 121126 B DK121126 B DK 121126B DK 184868A A DK184868A A DK 184868AA DK 184868 A DK184868 A DK 184868A DK 121126 B DK121126 B DK 121126B
Authority
DK
Denmark
Prior art keywords
preparation
acid esters
ketocarboxylic acid
ethylene ketals
ketals
Prior art date
Application number
DK184868AA
Other languages
Danish (da)
English (en)
Inventor
M Matsui
N Itaya
O Magara
H Yoshioka
S Tanaka
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of DK121126B publication Critical patent/DK121126B/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/30—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK184868AA 1967-04-25 1968-04-23 Fremgangsmåde til fremstilling af ethylenketaler af γ-ketocarboxylsyreestere. DK121126B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2677367 1967-04-25

Publications (1)

Publication Number Publication Date
DK121126B true DK121126B (da) 1971-09-13

Family

ID=12202600

Family Applications (1)

Application Number Title Priority Date Filing Date
DK184868AA DK121126B (da) 1967-04-25 1968-04-23 Fremgangsmåde til fremstilling af ethylenketaler af γ-ketocarboxylsyreestere.

Country Status (10)

Country Link
BE (1) BE714139A (pt)
BR (1) BR6898523D0 (pt)
CH (1) CH498828A (pt)
CS (1) CS162615B2 (pt)
DE (1) DE1768268C3 (pt)
DK (1) DK121126B (pt)
FR (1) FR1560177A (pt)
GB (1) GB1196202A (pt)
IL (1) IL29862A (pt)
NL (1) NL6805723A (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101533563B1 (ko) * 2009-05-29 2015-07-09 세게티스, 인코포레이티드. 용매, 용액, 세정 조성물 및 방법
US8828917B2 (en) * 2010-08-12 2014-09-09 Segetis, Inc. Carboxy ester ketal removal compositions, methods of manufacture, and uses thereof
US9458414B2 (en) 2012-09-21 2016-10-04 Gfbiochemicals Limited Cleaning, surfactant, and personal care compositions
CN110922445A (zh) * 2018-09-20 2020-03-27 天津金耀集团有限公司 一种制备孕甾16，17位缩酮的合成方法

Also Published As

Publication number Publication date
DE1768268B2 (de) 1973-04-05
FR1560177A (pt) 1969-03-14
CH498828A (de) 1970-11-15
IL29862A (en) 1972-01-27
GB1196202A (en) 1970-06-24
DE1768268A1 (de) 1972-02-24
IL29862A0 (en) 1968-06-20
CS162615B2 (pt) 1975-07-15
DE1768268C3 (de) 1973-10-31
NL6805723A (pt) 1968-10-28
BR6898523D0 (pt) 1973-01-16
BE714139A (pt) 1968-09-16

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