FR2194675A1 - Pyrocatechol prodn - by hydrolysing 2-chlorophenol - Google Patents
Pyrocatechol prodn - by hydrolysing 2-chlorophenolInfo
- Publication number
- FR2194675A1 FR2194675A1 FR7328260A FR7328260A FR2194675A1 FR 2194675 A1 FR2194675 A1 FR 2194675A1 FR 7328260 A FR7328260 A FR 7328260A FR 7328260 A FR7328260 A FR 7328260A FR 2194675 A1 FR2194675 A1 FR 2194675A1
- Authority
- FR
- France
- Prior art keywords
- chlorophenol
- pyrocatechol
- cpd
- soln
- catalyst
- 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.)
- Withdrawn
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
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/02—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722237808 DE2237808B1 (de) | 1972-08-01 | 1972-08-01 | Verfahren zur herstellung von brenzcatechin |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2194675A1 true FR2194675A1 (en) | 1974-03-01 |
Family
ID=5852355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7328260A Withdrawn FR2194675A1 (en) | 1972-08-01 | 1973-08-01 | Pyrocatechol prodn - by hydrolysing 2-chlorophenol |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS4955634A (fr) |
BE (1) | BE802946A (fr) |
BG (1) | BG21012A3 (fr) |
DD (1) | DD106348A5 (fr) |
DE (1) | DE2237808B1 (fr) |
FR (1) | FR2194675A1 (fr) |
NL (1) | NL7310539A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01113324A (ja) * | 1987-10-27 | 1989-05-02 | Nippon Zeon Co Ltd | アルカリ水溶液からのカテコール類の分離方法 |
-
1972
- 1972-08-01 DE DE19722237808 patent/DE2237808B1/de active Granted
-
1973
- 1973-07-24 BG BG2420173A patent/BG21012A3/xx unknown
- 1973-07-30 NL NL7310539A patent/NL7310539A/xx unknown
- 1973-07-30 BE BE133993A patent/BE802946A/fr unknown
- 1973-07-30 JP JP8503673A patent/JPS4955634A/ja active Pending
- 1973-07-31 DD DD16956373A patent/DD106348A5/xx unknown
- 1973-08-01 FR FR7328260A patent/FR2194675A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2237808B1 (de) | 1973-10-18 |
JPS4955634A (fr) | 1974-05-30 |
DE2237808A1 (fr) | 1973-10-18 |
NL7310539A (fr) | 1974-02-05 |
DD106348A5 (fr) | 1974-06-12 |
DE2237808C2 (fr) | 1974-05-16 |
BE802946A (fr) | 1974-01-30 |
BG21012A3 (fr) | 1976-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Withdrawal of published application |