DK153791C - Fremgangsmaade til fremstilling af 7-hydroxycumaraner - Google Patents

Fremgangsmaade til fremstilling af 7-hydroxycumaraner

Info

Publication number
DK153791C
DK153791C DK343280A DK343280A DK153791C DK 153791 C DK153791 C DK 153791C DK 343280 A DK343280 A DK 343280A DK 343280 A DK343280 A DK 343280A DK 153791 C DK153791 C DK 153791C
Authority
DK
Denmark
Prior art keywords
hydroxycumaranes
procedure
preparation
Prior art date
Application number
DK343280A
Other languages
English (en)
Other versions
DK343280A (da
DK153791B (da
Inventor
Gerhard Buettner
Karl-Friedrich Christmann
Manfred Lenthe
Udo Allenbach
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of DK343280A publication Critical patent/DK343280A/da
Publication of DK153791B publication Critical patent/DK153791B/da
Application granted granted Critical
Publication of DK153791C publication Critical patent/DK153791C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7
DK343280A 1979-08-10 1980-08-08 Fremgangsmaade til fremstilling af 7-hydroxycumaraner DK153791C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19792932458 DE2932458A1 (de) 1979-08-10 1979-08-10 Herstellung von monoalkylethern von hydroxyphenolen und deren umwandlung zu hydroxycumaranen
DE2932458 1979-08-10

Publications (3)

Publication Number Publication Date
DK343280A DK343280A (da) 1981-02-11
DK153791B DK153791B (da) 1988-09-05
DK153791C true DK153791C (da) 1989-01-23

Family

ID=6078133

Family Applications (1)

Application Number Title Priority Date Filing Date
DK343280A DK153791C (da) 1979-08-10 1980-08-08 Fremgangsmaade til fremstilling af 7-hydroxycumaraner

Country Status (8)

Country Link
US (1) US4321204A (da)
EP (1) EP0025843B1 (da)
JP (1) JPS5629584A (da)
BR (1) BR8005018A (da)
DE (2) DE2932458A1 (da)
DK (1) DK153791C (da)
HU (1) HU185896B (da)
IL (1) IL60784A (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3043230A1 (de) * 1980-11-15 1982-07-08 Bayer Ag, 5090 Leverkusen Herstellung von monoalkylaethern von hydroxyphenolen
US4465868A (en) * 1981-07-17 1984-08-14 Otsuka Kagaku Yakuhin Kabushiki Kaisha Process for preparing o-methallyloxyphenol
JPS5821676A (ja) * 1981-07-29 1983-02-08 Otsuka Chem Co Ltd ２，３−ジハイドロ−２，２−ジメチル−７−ハイドロオキシベンゾフランの製造方法
US4451662A (en) * 1981-09-01 1984-05-29 Otsuka Kagaku Yakuhin Kabushiki Kaisha Process for preparing 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran
DE3136810A1 (de) * 1981-09-16 1983-03-31 Bayer Ag, 5090 Leverkusen Verfahren zur isolierung von dihydroxybenzol-monoethern aus reaktionsgemischen
US4380654A (en) * 1982-02-18 1983-04-19 Fmc Corporation Process for preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran
IT1151718B (it) * 1982-04-19 1986-12-24 Brichima Spa Procedimento per la preparazione del 2,3-diidro-2,2-dimetilbenzofuran-7-olo
US4540800A (en) * 1982-04-22 1985-09-10 Ube Industries, Ltd. Preparation of 2,3-dihydro-2-methyl-2,3-dialkyl-7-oxybenzofurans
FR2536395A1 (fr) * 1982-11-18 1984-05-25 Rhone Poulenc Agrochimie Procede de preparation du dihydro-2,3 dimethyl-2,2 hydroxy-7 benzofuranne
IT1199987B (it) * 1983-02-04 1989-01-05 Brichima Spa Processo per la produzione di derivati benzofuranici
US4639536A (en) * 1984-08-30 1987-01-27 Union Carbide Corporation Intermediate, its synthesis, and its use in a process for the preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran
US4618728A (en) * 1985-02-22 1986-10-21 Fmc Corporation Water aided catechol etherification
US4982012A (en) * 1987-12-18 1991-01-01 Fmc Corporation Two phase process for preparing 2-methallyloxyphenol from catechol
US4851587A (en) * 1988-05-31 1989-07-25 Fmc Corporation Single solvent process for preparing 2-methallyloxy-phenol from catechol
JPH076501Y2 (ja) * 1989-04-12 1995-02-15 大和製衡株式会社 組合せはかり用供給装置
JPH0620517Y2 (ja) * 1990-08-27 1994-06-01 三洋電機株式会社 マッサージ機
JPH0620518Y2 (ja) * 1990-09-12 1994-06-01 三洋電機株式会社 マッサージ機
JP2000507600A (ja) * 1996-06-12 2000-06-20 コリア リサーチ インスチチュート オブ ケミカル テクノロジイ ２，３―ジヒドロ―２―メチル―２―アルキルベンゾフラン誘導体の調製方法
JP4836062B2 (ja) * 2000-12-26 2011-12-14 小西化学工業株式会社 ビスフェノールジアルキルエーテル類の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3474171A (en) * 1964-01-23 1969-10-21 Fmc Corp 2,2-dimethyl-2,3-dihydrobenzofuranyl-7-n-methylcarbamate
US3474170A (en) * 1964-01-23 1969-10-21 Fmc Corp Pesticidal carbamates of dihydrobenzofuranols
DE1493691A1 (de) * 1964-10-12 1969-07-17 Fmc Corp Neuartiges Schaedlingsbekaempfungsmittel
US3419579A (en) * 1966-02-23 1968-12-31 Fmc Corp Synthesis of 2,3-dihydro-2,2-dimethyl-7-benzofuranol
US3923901A (en) * 1970-08-25 1975-12-02 American Cyanamid Co Partial alkylation of polyhydroxybenzophenones
US3876667A (en) * 1971-11-08 1975-04-08 Ici Australia Ltd Synthesis of 2,3-dihydro-2,2-dimethyl-7-benzofuranyl-n-methyl carbamate starting from ortho-isopropylphenol and methallyl halide
FR2406622A1 (fr) * 1977-10-20 1979-05-18 Philagro Sa Procede de monoetherification selective de la pyrocatechine
FR2434134A1 (fr) * 1978-06-26 1980-03-21 Rhone Poulenc Agrochimie Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine

Also Published As

Publication number Publication date
BR8005018A (pt) 1981-02-24
DK343280A (da) 1981-02-11
US4321204A (en) 1982-03-23
HU185896B (en) 1985-04-28
JPS5629584A (en) 1981-03-24
DE3070777D1 (en) 1985-07-25
JPH021142B2 (da) 1990-01-10
EP0025843A1 (de) 1981-04-01
EP0025843B1 (de) 1985-06-19
IL60784A0 (en) 1980-10-26
DK153791B (da) 1988-09-05
IL60784A (en) 1984-02-29
DE2932458A1 (de) 1981-02-26

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