BE877243A - Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine - Google Patents

Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine

Info

Publication number
BE877243A
BE877243A BE0/195945A BE195945A BE877243A BE 877243 A BE877243 A BE 877243A BE 0/195945 A BE0/195945 A BE 0/195945A BE 195945 A BE195945 A BE 195945A BE 877243 A BE877243 A BE 877243A
Authority
BE
Belgium
Prior art keywords
pyrocatechine
methallyloxyphenol
preparation
monoetherification
selective
Prior art date
Application number
BE0/195945A
Other languages
English (en)
Original Assignee
Philagro 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 Philagro Sa filed Critical Philagro Sa
Publication of BE877243A publication Critical patent/BE877243A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/16—Preparation of ethers by reaction of esters of mineral or organic acids with hydroxy or O-metal groups
BE0/195945A 1978-06-26 1979-06-25 Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine BE877243A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7819826A FR2434134A1 (fr) 1978-06-26 1978-06-26 Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine

Publications (1)

Publication Number Publication Date
BE877243A true BE877243A (fr) 1979-12-27

Family

ID=9210267

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/195945A BE877243A (fr) 1978-06-26 1979-06-25 Procede de preparation de l'o-methallyloxyphenol par monoetherification selective de la pyrocatechine

Country Status (26)

Country Link
US (1) US4252985A (fr)
JP (1) JPS557291A (fr)
AT (1) AT371097B (fr)
BE (1) BE877243A (fr)
BG (1) BG35033A3 (fr)
BR (1) BR7904035A (fr)
CA (1) CA1131255A (fr)
CH (1) CH639055A5 (fr)
DD (1) DD144534A5 (fr)
DE (1) DE2925763A1 (fr)
DK (1) DK169099B1 (fr)
ES (1) ES8107138A1 (fr)
FR (1) FR2434134A1 (fr)
HU (1) HU185608B (fr)
IE (1) IE49177B1 (fr)
IL (1) IL57539A (fr)
IT (1) IT1121943B (fr)
LU (1) LU81422A1 (fr)
NL (1) NL188468C (fr)
PL (1) PL119189B1 (fr)
PT (1) PT69815A (fr)
RO (1) RO77272A (fr)
SE (1) SE448373B (fr)
SU (1) SU952102A3 (fr)
YU (1) YU41163B (fr)
ZA (1) ZA793168B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092102A1 (fr) * 1982-04-19 1983-10-26 ENICHEM SYNTHESIS S.p.A. Procédé de préparation du 2,3-dihydro-2,2-diméthyl-7-benzofuranol

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932458A1 (de) * 1979-08-10 1981-02-26 Bayer Ag Herstellung von monoalkylethern von hydroxyphenolen und deren umwandlung zu hydroxycumaranen
US4390735A (en) * 1980-10-22 1983-06-28 Ciba-Geigy Corporation Process for the preparation of p-allylphenols
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
JPS6013036Y2 (ja) * 1981-07-29 1985-04-25 石川島播磨重工業株式会社 熱処理炉
IT1196002B (it) * 1984-01-20 1988-11-10 Brichima Spa Procedimento per la sintesi di o-isopropossifenolo
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
KR100353297B1 (ko) * 1994-06-13 2003-01-29 지요다 가꼬겐세쓰 가부시키가이샤 기액접촉용기체분산관과이것을사용하는기액접촉방법및장치
FR2772372B1 (fr) * 1997-12-15 2000-05-19 Rhodia Chimie Sa Procede de o-alkylation de composes aromatiques hydroxyles
CN114307217A (zh) * 2021-12-30 2022-04-12 江苏三吉利化工股份有限公司 一种呋喃酚废盐中提取邻甲代烯丙氧基苯酚的装置及方法

Family Cites Families (5)

* 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
US3274260A (en) * 1964-08-31 1966-09-20 Universal Oil Prod Co Method for producing monoalkyl ethers of dihydric phenols
GB1227144A (fr) * 1967-04-05 1971-04-07
US3689570A (en) * 1970-01-14 1972-09-05 Peter S Gradeff Monoalkylation of unsubstituted dihydric phenols with lower alkyl chlorides using alkali metal carbonates or bicarbonates as a condensing agent
US3927118A (en) * 1973-12-21 1975-12-16 Crown Zellerbach Corp Process for monoetherification of polyhydric benzenes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0092102A1 (fr) * 1982-04-19 1983-10-26 ENICHEM SYNTHESIS S.p.A. Procédé de préparation du 2,3-dihydro-2,2-diméthyl-7-benzofuranol

Also Published As

Publication number Publication date
ES481478A0 (es) 1980-07-01
ZA793168B (en) 1980-08-27
NL7904969A (nl) 1979-12-28
SE7905545L (sv) 1979-12-27
AT371097B (de) 1983-05-25
IE791176L (en) 1979-12-26
SU952102A3 (ru) 1982-08-15
ES8107138A1 (es) 1980-07-01
NL188468C (nl) 1992-07-01
CH639055A5 (fr) 1983-10-31
IT1121943B (it) 1986-04-23
FR2434134B1 (fr) 1981-01-09
IE49177B1 (en) 1985-08-21
CA1131255A (fr) 1982-09-07
PT69815A (fr) 1979-07-01
SE448373B (sv) 1987-02-16
PL119189B1 (en) 1981-12-31
HU185608B (en) 1985-03-28
DK265779A (da) 1979-12-27
FR2434134A1 (fr) 1980-03-21
BR7904035A (pt) 1980-03-11
IL57539A (en) 1982-12-31
YU148279A (en) 1983-01-21
IL57539A0 (en) 1979-10-31
ATA443479A (de) 1982-10-15
DD144534A5 (de) 1980-10-22
DE2925763A1 (de) 1980-01-10
LU81422A1 (fr) 1981-02-03
YU41163B (en) 1986-12-31
US4252985A (en) 1981-02-24
NL188468B (nl) 1992-02-03
IT7923875A0 (it) 1979-06-26
PL216591A1 (fr) 1980-02-25
DE2925763C2 (fr) 1989-06-22
JPS557291A (en) 1980-01-19
JPS6210214B2 (fr) 1987-03-05
RO77272A (fr) 1981-08-17
BG35033A3 (en) 1984-01-16
DK169099B1 (da) 1994-08-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: PHILAGRO

Effective date: 19950630