IL66909A - Process for the preparation of ortho-hydroxybenzaldehydes using titanium catalysts - Google Patents
Process for the preparation of ortho-hydroxybenzaldehydes using titanium catalystsInfo
- Publication number
- IL66909A IL66909A IL66909A IL6690982A IL66909A IL 66909 A IL66909 A IL 66909A IL 66909 A IL66909 A IL 66909A IL 6690982 A IL6690982 A IL 6690982A IL 66909 A IL66909 A IL 66909A
- Authority
- IL
- Israel
- Prior art keywords
- carbon atoms
- ortho
- hydroxybenzaldehydes
- preparation
- general formula
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title 1
- 229910052719 titanium Inorganic materials 0.000 title 1
- 239000010936 titanium Substances 0.000 title 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- LCKIEQZJEYYRIY-UHFFFAOYSA-N Titanium ion Chemical class [Ti+4] LCKIEQZJEYYRIY-UHFFFAOYSA-N 0.000 abstract 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 229920006324 polyoxymethylene Polymers 0.000 abstract 1
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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8119209A FR2514344A1 (fr) | 1981-10-09 | 1981-10-09 | Procede de preparation d'orthohydroxybenzaldehydes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL66909A0 IL66909A0 (en) | 1982-12-31 |
| IL66909A true IL66909A (en) | 1986-02-28 |
Family
ID=9262978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL66909A IL66909A (en) | 1981-10-09 | 1982-09-30 | Process for the preparation of ortho-hydroxybenzaldehydes using titanium catalysts |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0077279B1 (enrdf_load_stackoverflow) |
| JP (1) | JPS5872536A (enrdf_load_stackoverflow) |
| AT (1) | ATE37021T1 (enrdf_load_stackoverflow) |
| BR (1) | BR8205908A (enrdf_load_stackoverflow) |
| CA (1) | CA1187903A (enrdf_load_stackoverflow) |
| DE (1) | DE3278992D1 (enrdf_load_stackoverflow) |
| ES (1) | ES8307199A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2514344A1 (enrdf_load_stackoverflow) |
| IL (1) | IL66909A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4638096A (en) * | 1982-10-12 | 1987-01-20 | Henkel Corporation | Process of preparing hydroxyarylaldehydes and catalyst therefor |
| EP0529870B1 (en) * | 1991-08-23 | 1996-01-17 | Zeneca Limited | Preparation of 2-hydroxyarylaldehydes |
| GB9217724D0 (en) * | 1992-08-20 | 1992-09-30 | Ici Plc | Chemical process |
| EP0584988B1 (en) * | 1992-08-20 | 1996-10-23 | Zeneca Limited | Process for the preparation of salicylaldoxine derivatives |
| US6080895A (en) * | 1995-12-19 | 2000-06-27 | Daiso Co., Ltd. | Process of producing catechol derivatives |
| CN112898350A (zh) * | 2021-01-20 | 2021-06-04 | 上海克琴科技有限公司 | 一种愈创木酚衍生的双亚胺锰配合物的制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54163538A (en) * | 1978-06-13 | 1979-12-26 | Sumitomo Chemical Co | Production of salycilaldehydes |
-
1981
- 1981-10-09 FR FR8119209A patent/FR2514344A1/fr active Granted
-
1982
- 1982-09-28 DE DE8282420136T patent/DE3278992D1/de not_active Expired
- 1982-09-28 EP EP82420136A patent/EP0077279B1/fr not_active Expired
- 1982-09-28 AT AT82420136T patent/ATE37021T1/de not_active IP Right Cessation
- 1982-09-30 IL IL66909A patent/IL66909A/xx unknown
- 1982-10-08 JP JP57176487A patent/JPS5872536A/ja active Granted
- 1982-10-08 ES ES516349A patent/ES8307199A1/es not_active Expired
- 1982-10-08 CA CA000413181A patent/CA1187903A/fr not_active Expired
- 1982-10-08 BR BR8205908A patent/BR8205908A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATE37021T1 (de) | 1988-09-15 |
| JPS6160058B2 (enrdf_load_stackoverflow) | 1986-12-19 |
| ES516349A0 (es) | 1983-06-16 |
| DE3278992D1 (en) | 1988-10-13 |
| FR2514344B1 (enrdf_load_stackoverflow) | 1984-09-21 |
| BR8205908A (pt) | 1983-09-06 |
| JPS5872536A (ja) | 1983-04-30 |
| IL66909A0 (en) | 1982-12-31 |
| EP0077279A1 (fr) | 1983-04-20 |
| FR2514344A1 (fr) | 1983-04-15 |
| EP0077279B1 (fr) | 1988-09-07 |
| ES8307199A1 (es) | 1983-06-16 |
| CA1187903A (fr) | 1985-05-28 |
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