BE829483A - Procede de preparation d'hydroxy-naphtalene-carbaldehydes - Google Patents
Procede de preparation d'hydroxy-naphtalene-carbaldehydesInfo
- Publication number
- BE829483A BE829483A BE156705A BE156705A BE829483A BE 829483 A BE829483 A BE 829483A BE 156705 A BE156705 A BE 156705A BE 156705 A BE156705 A BE 156705A BE 829483 A BE829483 A BE 829483A
- Authority
- BE
- Belgium
- Prior art keywords
- carbaldehydes
- naphthalene
- preparing hydroxy
- hydroxy
- preparing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 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
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/562—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom
- C07C45/565—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom by reaction with hexamethylene-tetramine
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 |
|---|---|---|---|
| DE19742425430 DE2425430C3 (de) | 1974-05-25 | Verfahren zur Herstellung von 2-Hydroxynaphthalin-1 -aldehyden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE829483A true BE829483A (fr) | 1975-11-26 |
Family
ID=5916495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE156705A BE829483A (fr) | 1974-05-25 | 1975-05-26 | Procede de preparation d'hydroxy-naphtalene-carbaldehydes |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5821899B2 (cs) |
| BE (1) | BE829483A (cs) |
| CH (1) | CH616139A5 (cs) |
| FR (1) | FR2272066B1 (cs) |
| GB (1) | GB1446838A (cs) |
| IT (1) | IT1038445B (cs) |
| NL (1) | NL7505906A (cs) |
-
1975
- 1975-05-20 NL NL7505906A patent/NL7505906A/xx not_active Application Discontinuation
- 1975-05-21 CH CH651375A patent/CH616139A5/de not_active IP Right Cessation
- 1975-05-22 JP JP6027775A patent/JPS5821899B2/ja not_active Expired
- 1975-05-23 GB GB2276975A patent/GB1446838A/en not_active Expired
- 1975-05-23 IT IT2369975A patent/IT1038445B/it active
- 1975-05-26 BE BE156705A patent/BE829483A/xx not_active IP Right Cessation
- 1975-05-26 FR FR7516277A patent/FR2272066B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5821899B2 (ja) | 1983-05-04 |
| NL7505906A (nl) | 1975-11-27 |
| GB1446838A (en) | 1976-08-18 |
| IT1038445B (it) | 1979-11-20 |
| JPS50160246A (cs) | 1975-12-25 |
| DE2425430B2 (de) | 1976-05-20 |
| DE2425430A1 (de) | 1975-11-27 |
| CH616139A5 (en) | 1980-03-14 |
| FR2272066B1 (cs) | 1978-07-13 |
| FR2272066A1 (cs) | 1975-12-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: HOECHST A.G. Effective date: 19940531 |