BE834120A - Procede d'isolation et de purification de l'hydroquinone - Google Patents
Procede d'isolation et de purification de l'hydroquinoneInfo
- Publication number
- BE834120A BE834120A BE160626A BE160626A BE834120A BE 834120 A BE834120 A BE 834120A BE 160626 A BE160626 A BE 160626A BE 160626 A BE160626 A BE 160626A BE 834120 A BE834120 A BE 834120A
- Authority
- BE
- Belgium
- Prior art keywords
- hydroquinone
- isolation
- purification process
- purification
- hydroquinone isolation
- Prior art date
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
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742446992 DE2446992C2 (de) | 1974-10-02 | 1974-10-02 | Verfahren zur Gewinnung einer wäßrigen Lösung von reinem Hydrochinon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE834120A true BE834120A (fr) | 1976-02-02 |
Family
ID=5927322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE160626A BE834120A (fr) | 1974-10-02 | 1975-10-02 | Procede d'isolation et de purification de l'hydroquinone |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS6025413B2 (fr) |
| BE (1) | BE834120A (fr) |
| DE (1) | DE2446992C2 (fr) |
| FR (1) | FR2286809A1 (fr) |
| GB (1) | GB1528375A (fr) |
| NL (1) | NL7511556A (fr) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS501011B1 (fr) * | 1970-06-18 | 1975-01-14 |
-
1974
- 1974-10-02 DE DE19742446992 patent/DE2446992C2/de not_active Expired
-
1975
- 1975-10-01 NL NL7511556A patent/NL7511556A/xx not_active Application Discontinuation
- 1975-10-02 FR FR7530258A patent/FR2286809A1/fr active Granted
- 1975-10-02 JP JP11830575A patent/JPS6025413B2/ja not_active Expired
- 1975-10-02 GB GB4042675A patent/GB1528375A/en not_active Expired
- 1975-10-02 BE BE160626A patent/BE834120A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2446992A1 (de) | 1976-04-15 |
| GB1528375A (en) | 1978-10-11 |
| NL7511556A (nl) | 1976-04-06 |
| FR2286809B1 (fr) | 1980-09-12 |
| JPS5186429A (en) | 1976-07-29 |
| FR2286809A1 (fr) | 1976-04-30 |
| JPS6025413B2 (ja) | 1985-06-18 |
| DE2446992C2 (de) | 1983-06-30 |
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