JPS56110635A - Purification of 2*66xylenol - Google Patents
Purification of 2*66xylenolInfo
- Publication number
- JPS56110635A JPS56110635A JP14254580A JP14254580A JPS56110635A JP S56110635 A JPS56110635 A JP S56110635A JP 14254580 A JP14254580 A JP 14254580A JP 14254580 A JP14254580 A JP 14254580A JP S56110635 A JPS56110635 A JP S56110635A
- Authority
- JP
- Japan
- Prior art keywords
- 66xylenol
- purification
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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
- C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/116,057 US4258220A (en) | 1980-01-28 | 1980-01-28 | Purification of 2,6-xylenol streams |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56110635A true JPS56110635A (en) | 1981-09-01 |
Family
ID=22364975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14254580A Pending JPS56110635A (en) | 1980-01-28 | 1980-10-14 | Purification of 2*66xylenol |
Country Status (5)
Country | Link |
---|---|
US (1) | US4258220A (ja) |
EP (1) | EP0032976B1 (ja) |
JP (1) | JPS56110635A (ja) |
CA (1) | CA1143750A (ja) |
DE (1) | DE3067015D1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322566A (en) * | 1980-01-21 | 1982-03-30 | Conoco Inc. | Magnesium oxide catalyst |
US4359408A (en) * | 1981-06-04 | 1982-11-16 | Conoco Inc. | Activated magnesium oxide catalysts |
US4418005A (en) * | 1982-06-28 | 1983-11-29 | Conoco Inc. | Pressure activation of magnesium oxide catalysts |
US4447658A (en) * | 1982-09-30 | 1984-05-08 | Koppers Company, Inc. | Process for separating 3,5-xylenol or 3,4-xylenol from other polymethylated phenolic compounds |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA857927A (en) * | 1970-12-08 | Leston Gerd | Process for the production of high purity 2,6-dimethylphenol | |
US2435087A (en) * | 1943-03-19 | 1948-01-27 | Shell Dev | Process for the separation of mixtures of alkyl phenols through selective alkylation |
US2448942A (en) * | 1944-05-09 | 1948-09-07 | Shell Dev | Alkylation of phenolic compounds |
US3267152A (en) * | 1963-08-13 | 1966-08-16 | Koppers Co Inc | Mixed salts of titanium as ortho-alkylation catalysts |
US3446856A (en) * | 1964-05-29 | 1969-05-27 | Gen Electric | Methylation of phenols |
US3331755A (en) * | 1964-12-18 | 1967-07-18 | Consolidation Coal Co | Extractive distillation of 2, 6-xylenol with glycol |
US3479410A (en) * | 1967-05-18 | 1969-11-18 | Gen Electric | Selective vapor phase methylation of phenols |
US3642912A (en) * | 1967-12-11 | 1972-02-15 | Coal Tar Research Ass The | Alkylation of phenols |
US3873628A (en) * | 1968-04-01 | 1975-03-25 | Gen Electric | Preparation of ortho-alkylated phenols |
DE1915877A1 (de) * | 1969-03-28 | 1970-10-15 | Koppers Co Inc | Verfahren zur Herstellung von hochgradig reinem 2,6-Dimethylphenol |
US3843606A (en) * | 1969-08-01 | 1974-10-22 | Gen Electric | Preparation of ortho-alkylated phenols |
US3979464A (en) * | 1975-08-25 | 1976-09-07 | Continental Oil Company | Methylation of 2,6-xylenol to produce 2,3,6-trimethylphenol |
US3996297A (en) * | 1975-08-25 | 1976-12-07 | Continental Oil Company | Process for purification of 2,6-xylenol |
-
1980
- 1980-01-28 US US06/116,057 patent/US4258220A/en not_active Expired - Lifetime
- 1980-09-26 CA CA000361752A patent/CA1143750A/en not_active Expired
- 1980-10-14 EP EP80106238A patent/EP0032976B1/en not_active Expired
- 1980-10-14 DE DE8080106238T patent/DE3067015D1/de not_active Expired
- 1980-10-14 JP JP14254580A patent/JPS56110635A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4258220A (en) | 1981-03-24 |
EP0032976A1 (en) | 1981-08-05 |
DE3067015D1 (en) | 1984-04-19 |
EP0032976B1 (en) | 1984-03-14 |
CA1143750A (en) | 1983-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IL62025A0 (en) | Purification of lecithin | |
JPS57158225A (en) | Purification of polytetramethylene ether- glycol | |
GB2075047B (en) | Purification of oils | |
GB8333097D0 (en) | Purification of oil | |
JPS57135712A (en) | Purification of chlorosilane | |
DE3174890D1 (en) | De-aluminization of aluminosilicates | |
DE3162097D1 (en) | Purification of tetrahydrofuran | |
JPS56128726A (en) | Purification of 4,4'-dihydroxydiphenyl | |
JPS57198100A (en) | Treatment of mollases | |
JPS55143979A (en) | Purification of mercaprobenzothiazole | |
JPS56110635A (en) | Purification of 2*66xylenol | |
JPS5794042A (en) | Carbazolization of anthrimide | |
IL63421A0 (en) | Synthesis of 1 alpha-hydroxy-7-dehydrosteroids | |
GB2072656B (en) | Purification of arganic compounds | |
JPS57115495A (en) | Purification of fat | |
GB2071127B (en) | Process for the purification of glucosaninoglucans | |
JPS56123960A (en) | Manufacture of 1*44diaminoo2*33dicyanoanthraquinone | |
JPS5726661A (en) | Purification of 2-pyrrolidone | |
JPS5749601A (en) | Purification of nitrocellulose | |
JPS56122339A (en) | Manufacture of 2*2**azobis*2*44dimethylpentanenitrile* | |
JPS5710006A (en) | Purification of reactant | |
JPS56100732A (en) | Manufacture of 1*44dialkylbutt22enee1*44dione | |
JPS56110637A (en) | Manufacture of 2*3*66trimethylphenol | |
JPS56145285A (en) | Purification of trioxane | |
DE3263721D1 (en) | Purification of caffeine |