CH545781A - - Google Patents

Info

Publication number
CH545781A
CH545781A CH48771A CH545781DA CH545781A CH 545781 A CH545781 A CH 545781A CH 48771 A CH48771 A CH 48771A CH 545781D A CH545781D A CH 545781DA CH 545781 A CH545781 A CH 545781A
Authority
CH
Switzerland
Application number
CH48771A
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
Priority claimed from DE19702008131 external-priority patent/DE2008131C3/de
Application filed filed Critical
Publication of CH545781A publication Critical patent/CH545781A/xx

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
    • C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D309/28—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D309/30—Oxygen atoms, e.g. delta-lactones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH48771A 1970-02-21 1971-01-13 CH545781A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702008131 DE2008131C3 (de) 1970-02-21 Verfahren zur Herstellung von 6-Alkoxy-5,6-dihydro-4H-pyranen
US11388871A 1971-02-09 1971-02-09

Publications (1)

Publication Number Publication Date
CH545781A true CH545781A (fr) 1974-02-15

Family

ID=25758690

Family Applications (1)

Application Number Title Priority Date Filing Date
CH48771A CH545781A (fr) 1970-02-21 1971-01-13

Country Status (6)

Country Link
US (1) US3691205A (fr)
BE (1) BE763173A (fr)
CH (1) CH545781A (fr)
FR (1) FR2078590A5 (fr)
GB (1) GB1330055A (fr)
NL (1) NL7101438A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2504930C2 (de) * 1975-02-06 1983-02-10 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von 2,6,6- Trimethyl-cyclohex-2-en-1-on
DE3711269A1 (de) * 1987-04-03 1988-10-13 Basf Ag 3,4-dihydro-2h-pyrane
WO2009155169A1 (fr) 2008-06-19 2009-12-23 Dow Global Technologies Inc. Fabrication de glutaraldéhyde

Also Published As

Publication number Publication date
DE2008131B2 (de) 1976-05-06
DE2008131A1 (de) 1971-09-02
BE763173A (fr) 1971-08-19
GB1330055A (en) 1973-09-12
NL7101438A (fr) 1971-08-24
US3691205A (en) 1972-09-12
FR2078590A5 (fr) 1971-11-05

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Legal Events

Date Code Title Description
PL Patent ceased