SG50783A1 - Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethane - Google Patents
Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethaneInfo
- Publication number
- SG50783A1 SG50783A1 SG1997000015A SG1997000015A SG50783A1 SG 50783 A1 SG50783 A1 SG 50783A1 SG 1997000015 A SG1997000015 A SG 1997000015A SG 1997000015 A SG1997000015 A SG 1997000015A SG 50783 A1 SG50783 A1 SG 50783A1
- Authority
- SG
- Singapore
- Prior art keywords
- hydroxyphenyl
- ethane
- purifying
- tris
- preparing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58326496A | 1996-01-05 | 1996-01-05 | |
US71828796A | 1996-09-20 | 1996-09-20 | |
US08/760,357 US5756859A (en) | 1996-01-05 | 1996-12-04 | Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethane |
Publications (1)
Publication Number | Publication Date |
---|---|
SG50783A1 true SG50783A1 (en) | 1998-07-20 |
Family
ID=27416399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1997000015A SG50783A1 (en) | 1996-01-05 | 1997-01-06 | Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethane |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0782978B1 (fr) |
JP (1) | JP3844313B2 (fr) |
DE (1) | DE69607582T2 (fr) |
ES (1) | ES2144705T3 (fr) |
SG (1) | SG50783A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5763686A (en) * | 1996-12-16 | 1998-06-09 | General Electric Company | Method for preparing 1,1,1-tris(4-hydroxyphenyl)ethane |
EP2374784A1 (fr) | 2010-04-07 | 2011-10-12 | Bayer MaterialScience AG | Nettoyage de connexions de tris-hydroxyaryl |
CN113943212B (zh) * | 2021-11-17 | 2023-11-24 | 烟台海川化学制品有限公司 | 一种1,1,1,-三(4-羟基苯基)乙烷的制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3579542A (en) * | 1968-06-26 | 1971-05-18 | Hoechst Co American | 4,4',4''-trihydroxytriphenylmethyl-methane |
JPS4636607B1 (fr) * | 1969-06-23 | 1971-10-27 | ||
JPS53141250A (en) | 1977-05-17 | 1978-12-08 | Hitoshi Suzuki | Vinyl system bridging monomer |
JPS57118528A (en) * | 1981-01-13 | 1982-07-23 | Mitsubishi Chem Ind Ltd | Preparation of bisphenols |
JPS57142936A (en) * | 1981-02-27 | 1982-09-03 | Mitsubishi Chem Ind Ltd | Purifying method of bisphenol a |
DE3520113A1 (de) * | 1985-06-05 | 1986-12-11 | Basf Ag, 6700 Ludwigshafen | Vinylesterharze |
DE3827643A1 (de) * | 1988-08-16 | 1990-02-22 | Bayer Ag | Isomerisierung von bisphenolen |
US4992598A (en) * | 1990-02-09 | 1991-02-12 | Hoechst Celanese Corporation | Purification of 1, 1, 1-tris(4'-hydroxyphenyl)ethane |
DE4107241A1 (de) * | 1991-03-07 | 1992-09-10 | Ruetgerswerke Ag | Verfahren zur herstellung von 9,9-bis-(4-hydroxyphenyl-)fluoren |
DE19526088A1 (de) * | 1995-07-18 | 1997-01-23 | Bayer Ag | Verfahren zur Herstellung von Bis(4-hydroxyaryl)alkanen |
US5756781A (en) * | 1995-09-29 | 1998-05-26 | General Electric Company | Method for making tris(hydroxyphenyl) compounds using ion exchange |
-
1996
- 1996-12-23 EP EP19960309448 patent/EP0782978B1/fr not_active Expired - Lifetime
- 1996-12-23 ES ES96309448T patent/ES2144705T3/es not_active Expired - Lifetime
- 1996-12-23 DE DE1996607582 patent/DE69607582T2/de not_active Expired - Lifetime
-
1997
- 1997-01-06 SG SG1997000015A patent/SG50783A1/en unknown
- 1997-01-06 JP JP20197A patent/JP3844313B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2144705T3 (es) | 2000-06-16 |
EP0782978A1 (fr) | 1997-07-09 |
EP0782978B1 (fr) | 2000-04-05 |
DE69607582T2 (de) | 2000-10-19 |
JP3844313B2 (ja) | 2006-11-08 |
DE69607582D1 (de) | 2000-05-11 |
JPH111448A (ja) | 1999-01-06 |
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