BR7403702D0 - Processo para recuperar 4-hidroxi-2,4,6-trimetil-2,5-ciclohexadien-1-on purificado - Google Patents
Processo para recuperar 4-hidroxi-2,4,6-trimetil-2,5-ciclohexadien-1-on purificadoInfo
- Publication number
- BR7403702D0 BR7403702D0 BR3702/74A BR370274A BR7403702D0 BR 7403702 D0 BR7403702 D0 BR 7403702D0 BR 3702/74 A BR3702/74 A BR 3702/74A BR 370274 A BR370274 A BR 370274A BR 7403702 D0 BR7403702 D0 BR 7403702D0
- Authority
- BR
- Brazil
- Prior art keywords
- ciclohexadien
- trimethyl
- hydroxy
- recover purified
- recover
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/29—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/39—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a secondary hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/516—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of nitrogen-containing compounds to >C = O groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48049668A JPS49134655A (pt) | 1973-05-07 | 1973-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7403702D0 true BR7403702D0 (pt) | 1974-11-19 |
Family
ID=12837537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR3702/74A BR7403702D0 (pt) | 1973-05-07 | 1974-05-07 | Processo para recuperar 4-hidroxi-2,4,6-trimetil-2,5-ciclohexadien-1-on purificado |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3975441A (pt) |
| JP (1) | JPS49134655A (pt) |
| BE (1) | BE814587A (pt) |
| BR (1) | BR7403702D0 (pt) |
| FR (1) | FR2228753B1 (pt) |
| GB (1) | GB1463706A (pt) |
| IT (1) | IT1010483B (pt) |
| NL (1) | NL7406113A (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1063282A (en) * | 1973-12-28 | 1979-09-25 | General Electric Company | Flame retardant polycarbonate composition |
| US4111977A (en) * | 1975-12-22 | 1978-09-05 | General Electric Company | Flame retardant polycarbonate composition |
| FR2368458A1 (fr) * | 1976-10-25 | 1978-05-19 | Rhone Poulenc Ind | Procede de preparation d'hydroxy-4 alcoyl-4 cyclohexadiene-2,5 one-1 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3462348A (en) * | 1968-03-25 | 1969-08-19 | Exxon Research Engineering Co | Purification of isophorone by plural stage distillation |
| US3758596A (en) * | 1969-04-21 | 1973-09-11 | Ici Ltd | Process for the production of phenolic compounds and intermediates for use therein |
| US3840023A (en) * | 1972-01-19 | 1974-10-08 | Firmenich & Cie | Flavored tobacco composition |
-
1973
- 1973-05-07 JP JP48049668A patent/JPS49134655A/ja active Pending
-
1974
- 1974-04-29 US US05/464,950 patent/US3975441A/en not_active Expired - Lifetime
- 1974-05-02 GB GB1933374A patent/GB1463706A/en not_active Expired
- 1974-05-06 BE BE143953A patent/BE814587A/xx unknown
- 1974-05-07 FR FR7415767A patent/FR2228753B1/fr not_active Expired
- 1974-05-07 BR BR3702/74A patent/BR7403702D0/pt unknown
- 1974-05-07 IT IT22392/74A patent/IT1010483B/it active
- 1974-05-07 NL NL7406113A patent/NL7406113A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1463706A (en) | 1977-02-09 |
| AU6849974A (en) | 1975-11-06 |
| DE2422065B2 (de) | 1977-02-24 |
| FR2228753B1 (pt) | 1976-12-17 |
| FR2228753A1 (pt) | 1974-12-06 |
| BE814587A (fr) | 1974-09-02 |
| JPS49134655A (pt) | 1974-12-25 |
| DE2422065A1 (de) | 1974-11-21 |
| NL7406113A (pt) | 1974-11-11 |
| US3975441A (en) | 1976-08-17 |
| IT1010483B (it) | 1977-01-10 |
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