IT7923875A0 - Procedimento per preparare o-metallilossifenolo mediante monoeterificazione selettiva della pirocatechina. - Google Patents

Procedimento per preparare o-metallilossifenolo mediante monoeterificazione selettiva della pirocatechina.

Info

Publication number: IT7923875A0
Authority: IT; Italy
Prior art keywords: metallyloxyphenol; pyrocatechin; preparing; procedure; monoetherification
Prior art date: 1978-06-26

Application number

IT7923875A

Other languages

English (en)

Other versions

IT1121943B (it

Inventor

Rakoutz Michel

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.)

1978-06-26

Filing date

1979-06-26

Publication date

1979-06-26

1979-06-26 Application filed by Philagro Sa filed Critical Philagro Sa

1979-06-26 Publication of IT7923875A0 publication Critical patent/IT7923875A0/it

1986-04-23 Application granted granted Critical

1986-04-23 Publication of IT1121943B publication Critical patent/IT1121943B/it

Links

YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 title 1

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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Catalysts (AREA)

IT23875/79A 1978-06-26 1979-06-26 Procedimento per preparare o-metallilossifenolo mediante monoeterificazione selettiva della pirocatechina IT1121943B (it)

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 (2)

Publication Number	Publication Date
IT7923875A0 true IT7923875A0 (it)	1979-06-26
IT1121943B IT1121943B (it)	1986-04-23

Family

ID=9210267

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT23875/79A IT1121943B (it)	1978-06-26	1979-06-26	Procedimento per preparare o-metallilossifenolo mediante monoeterificazione selettiva della pirocatechina

Country Status (26)

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

Families Citing this family (13)

* 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
IT1151718B (it) *	1982-04-19	1986-12-24	Brichima Spa	Procedimento per la preparazione del 2,3-diidro-2,2-dimetilbenzofuran-7-olo
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
DE69526030T2 (de) *	1994-06-13	2002-11-14	Chiyoda Corp., Yokohama	Gasdispersionsrohr zum gas-flüssigkontakt und diese anwendende vorrichtung
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 (it) *	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

1978
- 1978-06-26 FR FR7819826A patent/FR2434134A1/fr active Granted
1979
- 1979-06-11 IL IL57539A patent/IL57539A/xx unknown
- 1979-06-12 ES ES481478A patent/ES8107138A1/es not_active Expired
- 1979-06-18 US US06/049,747 patent/US4252985A/en not_active Expired - Lifetime
- 1979-06-21 CH CH582079A patent/CH639055A5/fr not_active IP Right Cessation
- 1979-06-22 YU YU1482/79A patent/YU41163B/xx unknown
- 1979-06-22 CA CA330,364A patent/CA1131255A/en not_active Expired
- 1979-06-25 PL PL1979216591A patent/PL119189B1/pl unknown
- 1979-06-25 SU SU792782748A patent/SU952102A3/ru active
- 1979-06-25 SE SE7905545A patent/SE448373B/sv not_active IP Right Cessation
- 1979-06-25 PT PT69815A patent/PT69815A/pt not_active IP Right Cessation
- 1979-06-25 LU LU81422A patent/LU81422A1/fr unknown
- 1979-06-25 BE BE0/195945A patent/BE877243A/xx not_active IP Right Cessation
- 1979-06-25 BG BG7944043A patent/BG35033A3/xx unknown
- 1979-06-25 JP JP8063879A patent/JPS557291A/ja active Granted
- 1979-06-25 AT AT0443479A patent/AT371097B/de not_active IP Right Cessation
- 1979-06-25 DK DK265779A patent/DK169099B1/da active
- 1979-06-26 BR BR7904035A patent/BR7904035A/pt not_active IP Right Cessation
- 1979-06-26 NL NLAANVRAGE7904969,A patent/NL188468C/xx not_active IP Right Cessation
- 1979-06-26 RO RO7997963A patent/RO77272A/ro unknown
- 1979-06-26 IT IT23875/79A patent/IT1121943B/it active
- 1979-06-26 DE DE19792925763 patent/DE2925763A1/de active Granted
- 1979-06-26 DD DD79213901A patent/DD144534A5/de unknown
- 1979-06-26 HU HU79PI680A patent/HU185608B/hu not_active IP Right Cessation
- 1979-08-08 IE IE1176/79A patent/IE49177B1/en not_active IP Right Cessation
- 1979-08-16 ZA ZA793168A patent/ZA793168B/xx unknown

Also Published As

Publication number	Publication date
NL7904969A (nl)	1979-12-28
JPS557291A (en)	1980-01-19
BG35033A3 (en)	1984-01-16
DD144534A5 (de)	1980-10-22
IE49177B1 (en)	1985-08-21
JPS6210214B2 (it)	1987-03-05
IL57539A (en)	1982-12-31
LU81422A1 (fr)	1981-02-03
AT371097B (de)	1983-05-25
ES481478A0 (es)	1980-07-01
YU148279A (en)	1983-01-21
DE2925763A1 (de)	1980-01-10
YU41163B (en)	1986-12-31
PL216591A1 (it)	1980-02-25
IL57539A0 (en)	1979-10-31
ATA443479A (de)	1982-10-15
BE877243A (fr)	1979-12-27
CH639055A5 (fr)	1983-10-31
HU185608B (en)	1985-03-28
DK169099B1 (da)	1994-08-15
ZA793168B (en)	1980-08-27
PT69815A (fr)	1979-07-01
SE448373B (sv)	1987-02-16
NL188468B (nl)	1992-02-03
US4252985A (en)	1981-02-24
BR7904035A (pt)	1980-03-11
CA1131255A (en)	1982-09-07
ES8107138A1 (es)	1980-07-01
IE791176L (en)	1979-12-26
SE7905545L (sv)	1979-12-27
IT1121943B (it)	1986-04-23
FR2434134A1 (fr)	1980-03-21
DK265779A (da)	1979-12-27
DE2925763C2 (it)	1989-06-22
FR2434134B1 (it)	1981-01-09
NL188468C (nl)	1992-07-01
PL119189B1 (en)	1981-12-31
RO77272A (ro)	1981-08-17
SU952102A3 (ru)	1982-08-15

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19970628