BR8205410A - Processo para isolamento de monoeteres de dihidroxibenzeno a partir de misturas reacionais - Google Patents
Processo para isolamento de monoeteres de dihidroxibenzeno a partir de misturas reacionaisInfo
- Publication number
- BR8205410A BR8205410A BR8205410A BR8205410A BR8205410A BR 8205410 A BR8205410 A BR 8205410A BR 8205410 A BR8205410 A BR 8205410A BR 8205410 A BR8205410 A BR 8205410A BR 8205410 A BR8205410 A BR 8205410A
- Authority
- BR
- Brazil
- Prior art keywords
- isolation
- ether
- reaction mixture
- hydrocarbon
- reational
- Prior art date
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
-
- 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
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/38—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
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)
- Polyethers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813136810 DE3136810A1 (de) | 1981-09-16 | 1981-09-16 | Verfahren zur isolierung von dihydroxybenzol-monoethern aus reaktionsgemischen |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8205410A true BR8205410A (pt) | 1983-08-23 |
Family
ID=6141844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8205410A BR8205410A (pt) | 1981-09-16 | 1982-09-15 | Processo para isolamento de monoeteres de dihidroxibenzeno a partir de misturas reacionais |
Country Status (10)
Country | Link |
---|---|
US (2) | US4486611A (pt) |
EP (1) | EP0074591B1 (pt) |
JP (1) | JPS5859932A (pt) |
AT (1) | ATE17709T1 (pt) |
BR (1) | BR8205410A (pt) |
CA (1) | CA1209581A (pt) |
DE (2) | DE3136810A1 (pt) |
DK (1) | DK412882A (pt) |
IL (1) | IL66778A (pt) |
ZA (1) | ZA826754B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4420642A (en) * | 1982-02-18 | 1983-12-13 | Fmc Corporation | Selective removal and recovery of catechol mixed with 2-methallyloxyphenol |
JP6922890B2 (ja) * | 2016-03-01 | 2021-08-18 | 日本ゼオン株式会社 | モノエーテル化体を含む溶液組成物の製造方法、溶液組成物、及び重合性化合物の製造方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA742275A (en) * | 1966-09-06 | S. B. Penick And Company | Manufacture of guaiacol | |
DE809197C (de) * | 1949-10-11 | 1951-07-23 | Chemische Werke Huels G M B H | Verfahren zur Reinigung von AEthern mehrwertiger Alkohole |
GB1041764A (en) * | 1964-02-12 | 1966-09-07 | S B Penick & Company | Manufacture of guaiacol |
US3274260A (en) * | 1964-08-31 | 1966-09-20 | Universal Oil Prod Co | Method for producing monoalkyl ethers of dihydric phenols |
US3441616A (en) * | 1966-11-07 | 1969-04-29 | Wyandotte Chemicals Corp | Process for recovery of polyether polyols from polyurethane reaction products |
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 |
DE2126150A1 (en) * | 1971-05-26 | 1972-12-07 | Farbenfabriken Bayer Ag, 5090 Leverkusen | 2-alkoxyphenol purifcn - using amino cpds |
JPS51108026A (en) * | 1975-03-14 | 1976-09-25 | Ube Industries | 2kafuenooru no monoarukirueeteru no seizoho |
FR2406622A1 (fr) * | 1977-10-20 | 1979-05-18 | Philagro Sa | Procede de monoetherification selective de la pyrocatechine |
FR2461708A1 (fr) * | 1979-07-18 | 1981-02-06 | Rhone Poulenc Agrochimie | Preparation de dihydrodimethylhydroxy-7 benzofurane |
DE2932458A1 (de) * | 1979-08-10 | 1981-02-26 | Bayer Ag | Herstellung von monoalkylethern von hydroxyphenolen und deren umwandlung zu hydroxycumaranen |
US4380654A (en) * | 1982-02-18 | 1983-04-19 | Fmc Corporation | Process for preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran |
-
1981
- 1981-09-16 DE DE19813136810 patent/DE3136810A1/de not_active Withdrawn
-
1982
- 1982-08-30 US US06/412,643 patent/US4486611A/en not_active Expired - Fee Related
- 1982-09-04 EP EP82108169A patent/EP0074591B1/de not_active Expired
- 1982-09-04 AT AT82108169T patent/ATE17709T1/de not_active IP Right Cessation
- 1982-09-04 DE DE8282108169T patent/DE3268832D1/de not_active Expired
- 1982-09-13 JP JP57158244A patent/JPS5859932A/ja active Pending
- 1982-09-13 IL IL66778A patent/IL66778A/xx unknown
- 1982-09-15 CA CA000411462A patent/CA1209581A/en not_active Expired
- 1982-09-15 DK DK412882A patent/DK412882A/da unknown
- 1982-09-15 BR BR8205410A patent/BR8205410A/pt unknown
- 1982-09-15 ZA ZA826754A patent/ZA826754B/xx unknown
-
1984
- 1984-05-23 US US06/612,962 patent/US4647676A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0074591A1 (de) | 1983-03-23 |
DE3268832D1 (en) | 1986-03-13 |
EP0074591B1 (de) | 1986-01-29 |
DE3136810A1 (de) | 1983-03-31 |
IL66778A (en) | 1986-02-28 |
US4647676A (en) | 1987-03-03 |
ZA826754B (en) | 1983-07-27 |
JPS5859932A (ja) | 1983-04-09 |
IL66778A0 (en) | 1982-12-31 |
DK412882A (da) | 1983-03-17 |
US4486611A (en) | 1984-12-04 |
CA1209581A (en) | 1986-08-12 |
ATE17709T1 (de) | 1986-02-15 |
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