GB1500356A - Process for the continuous preparation of di-tertiary-butylcresols - Google Patents
Process for the continuous preparation of di-tertiary-butylcresolsInfo
- Publication number
- GB1500356A GB1500356A GB53119/76A GB5311976A GB1500356A GB 1500356 A GB1500356 A GB 1500356A GB 53119/76 A GB53119/76 A GB 53119/76A GB 5311976 A GB5311976 A GB 5311976A GB 1500356 A GB1500356 A GB 1500356A
- Authority
- GB
- United Kingdom
- Prior art keywords
- reaction
- cresol
- fed
- isobutene
- continuous preparation
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title abstract 2
- SDNVJMZXSOXXQN-UHFFFAOYSA-N 3,4-ditert-butyl-2-methylphenol Chemical class CC1=C(O)C=CC(C(C)(C)C)=C1C(C)(C)C SDNVJMZXSOXXQN-UHFFFAOYSA-N 0.000 title 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 abstract 6
- 239000003054 catalyst Substances 0.000 abstract 2
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 abstract 2
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 abstract 2
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229930003836 cresol Natural products 0.000 abstract 1
- 150000001896 cresols Chemical class 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
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
- C07C37/11—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
- C07C37/14—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 by addition reactions, i.e. reactions involving at least one carbon-to-carbon unsaturated bond
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2558522A DE2558522C3 (de) | 1975-12-24 | 1975-12-24 | Verfahren zur kontinuierlichen Herstellung von Di-tertiär-butylkresolen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1500356A true GB1500356A (en) | 1978-02-08 |
Family
ID=5965528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB53119/76A Expired GB1500356A (en) | 1975-12-24 | 1976-12-20 | Process for the continuous preparation of di-tertiary-butylcresols |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4144400A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5926609B2 (cg-RX-API-DMAC7.html) |
| BE (1) | BE849835A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2558522C3 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2336363A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1500356A (cg-RX-API-DMAC7.html) |
| IT (1) | IT1066682B (cg-RX-API-DMAC7.html) |
| NL (1) | NL185838C (cg-RX-API-DMAC7.html) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229598A (en) * | 1978-12-14 | 1980-10-21 | Conoco, Inc. | Chemicals for treatment of PVC |
| CN1072638C (zh) * | 1998-08-25 | 2001-10-10 | 义县精细化工总厂 | 加压制备2,6－二叔丁基对甲酚方法 |
| CN104496758B (zh) * | 2014-12-02 | 2017-02-08 | 安徽海华科技股份有限公司 | 一种间、对甲酚烷基化连续反应的方法 |
| CN105315133B (zh) * | 2015-11-17 | 2017-12-15 | 安徽海华科技股份有限公司 | 一种百里香酚合成工艺 |
| CN108285406A (zh) * | 2018-02-07 | 2018-07-17 | 常州大学 | 一种抗氧剂bht的制备方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1035779A (fr) * | 1950-04-11 | 1953-08-31 | Ici Ltd | Production de phénols |
| FR1089570A (fr) * | 1952-12-01 | 1955-03-18 | Standard Oil Dev Co | Procédé continu d'alcoylation des phénols |
| BE531727A (cg-RX-API-DMAC7.html) * | 1953-09-08 | |||
| US2793239A (en) * | 1955-03-14 | 1957-05-21 | California Research Corp | Alkylation of aromatic compounds |
| FR1209863A (fr) * | 1956-07-19 | 1960-03-04 | Ct De Technologie Chimique | Procédé perfectionné d'alcoylation des phénols |
| DE1156083B (de) * | 1958-12-09 | 1963-10-24 | Wingfoot Corp | Verfahren zur Herstellung von trialkylierten Phenolen |
| DE1145629B (de) * | 1961-08-18 | 1963-03-21 | Ruetgerswerke Ag | Verfahren zur Herstellung von reinem m- und p-Kresol aus technischen Gemischen aus m- und p-Kresol |
| FR1417031A (fr) * | 1963-12-10 | 1965-11-05 | Rohm & Haas | Préparation de dialcoyl-phénols |
| FR1419289A (fr) * | 1963-12-31 | 1965-11-26 | Basf Ag | Procédé pour la production en continu d'alcoylphénols |
| US3534111A (en) * | 1967-02-06 | 1970-10-13 | Koppers Co Inc | Butylated cresol preparation |
| DE1668984A1 (de) * | 1968-01-04 | 1971-09-23 | Union Rheinische Braunkohlen | Verfahren zur Herstellung von Ditert.butyl-Kresolen |
| JPS49822B1 (cg-RX-API-DMAC7.html) * | 1970-04-15 | 1974-01-10 | ||
| AU453928B2 (en) * | 1972-08-15 | 1974-10-17 | Sterlitamaxky Opytno-Promyshlenny Zavod Po Proizvodstvu Izoprenovogo Kadokura | Process forr isolating isobutylene from butane butylene fraction |
-
1975
- 1975-12-24 DE DE2558522A patent/DE2558522C3/de not_active Expired
-
1976
- 1976-12-06 US US05/748,073 patent/US4144400A/en not_active Expired - Lifetime
- 1976-12-20 GB GB53119/76A patent/GB1500356A/en not_active Expired
- 1976-12-22 NL NLAANVRAGE7614276,A patent/NL185838C/xx not_active IP Right Cessation
- 1976-12-22 JP JP51153504A patent/JPS5926609B2/ja not_active Expired
- 1976-12-22 IT IT52738/76A patent/IT1066682B/it active
- 1976-12-24 BE BE2055555A patent/BE849835A/xx not_active IP Right Cessation
- 1976-12-24 FR FR7639095A patent/FR2336363A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL185838B (nl) | 1990-03-01 |
| JPS5926609B2 (ja) | 1984-06-29 |
| BE849835A (fr) | 1977-06-24 |
| DE2558522C3 (de) | 1986-07-31 |
| DE2558522A1 (de) | 1977-06-30 |
| NL185838C (nl) | 1990-08-01 |
| IT1066682B (it) | 1985-03-12 |
| JPS5283340A (en) | 1977-07-12 |
| FR2336363A1 (fr) | 1977-07-22 |
| NL7614276A (nl) | 1977-06-28 |
| DE2558522B2 (de) | 1980-05-08 |
| US4144400A (en) | 1979-03-13 |
| FR2336363B1 (cg-RX-API-DMAC7.html) | 1982-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19951220 |