BE763173A - Procede de preparation de 6-alcoxy-5,6-dihydro-4h-pyrannes - Google Patents

Procede de preparation de 6-alcoxy-5,6-dihydro-4h-pyrannes

Info

Publication number
BE763173A
BE763173A BE763173A BE763173A BE763173A BE 763173 A BE763173 A BE 763173A BE 763173 A BE763173 A BE 763173A BE 763173 A BE763173 A BE 763173A BE 763173 A BE763173 A BE 763173A
Authority
BE
Belgium
Prior art keywords
pyrannes
alcoxy
dihydro
preparation
Prior art date
Application number
BE763173A
Other languages
English (en)
Original Assignee
Basf 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
Priority claimed from DE19702008131 external-priority patent/DE2008131C3/de
Application filed by Basf Ag filed Critical Basf Ag
Publication of BE763173A publication Critical patent/BE763173A/fr

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)
BE763173A 1970-02-21 1971-02-19 Procede de preparation de 6-alcoxy-5,6-dihydro-4h-pyrannes BE763173A (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
BE763173A true BE763173A (fr) 1971-08-19

Family

ID=25758690

Family Applications (1)

Application Number Title Priority Date Filing Date
BE763173A BE763173A (fr) 1970-02-21 1971-02-19 Procede de preparation de 6-alcoxy-5,6-dihydro-4h-pyrannes

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
CN102066302B (zh) 2008-06-19 2013-11-20 陶氏环球技术公司 戊二醛的制备

Also Published As

Publication number Publication date
US3691205A (en) 1972-09-12
NL7101438A (fr) 1971-08-24
DE2008131A1 (de) 1971-09-02
FR2078590A5 (fr) 1971-11-05
DE2008131B2 (de) 1976-05-06
CH545781A (fr) 1974-02-15
GB1330055A (en) 1973-09-12

Similar Documents

Publication Publication Date Title
BE765287A (fr) Procede de preparation de derives de 3-
BE766264A (fr) Procede de preparation de 1,2-benzisothiazoline-3-ones
BE756725A (fr) Procede de preparation de 3,3,3-trifluoropropylmethylpolysiloxanes
BE767689A (fr) Procede de preparation de 7-halogenolincomycines
CH553182A (fr) Procede de preparation de 2,2-diaryl-4-(4'-aryl-4'-hydroxypiperidino)-butyramides ou -vateramides.
BE774202A (fr) Procede de preparation de la n,n,n',n'-tetraacetyl-ethylene- diamine
CH550152A (fr) Procede de preparation de nouvelles iodomethylsulfones.
BE774905A (fr) Procede de preparation de metacroleine
BE763011A (fr) Procede de preparation de poly-organo-siloxanes
BE767990A (fr) Procede de preparation de monochlorobenzaldehydes
BE758474A (fr) Procede de preparation de 4-alkoxy-3-aminobenzoates de 2-dialkylaminoethyle
BE768303A (fr) Procede de preparation de 1,1,2,2-tetrahydroperfluoro- alcanols
CH551937A (fr) Procede de preparation de saligenol.
BE768410A (fr) Procede de preparation de 1-ethyl-3-phenyl-indanes
BE761985A (fr) Procede de preparation de n-alcoyl-dimethylamines
BE763173A (fr) Procede de preparation de 6-alcoxy-5,6-dihydro-4h-pyrannes
BE761797A (fr) Procede de preparation de vinyl-trichlorosilane
BE777447A (fr) Procede de preparation de monothioalkylene-glycols
CH553216A (fr) Procede de preparation de ceteniminepenicillines.
BE764533A (fr) Procede de preparation de n,o-dialkylhydroxylamines
BE769220A (fr) Procede de preparation de 3-difluorochloromethylaniline
BE760385A (fr) Procede de preparation de cyclopropyl-methyl-alkylamines
BE770917A (fr) Procede de preparation de 2,6-di-tertiobutyl phenol
BE767247A (fr) Procede de preparation de tetrasila-adamantanes
CH556330A (fr) Procede de preparation de cyclohexadienylamidoalcoylphenylsulfonylurees.