AT381928B - Verfahren zur abtrennung von reinem 2,4-dichlor- phenolat eines alkalimetalls bzw. von reinem 2,4-dichlorphenol aus einem technischen 2,4-dichlorphenol - Google Patents
Verfahren zur abtrennung von reinem 2,4-dichlor- phenolat eines alkalimetalls bzw. von reinem 2,4-dichlorphenol aus einem technischen 2,4-dichlorphenolInfo
- Publication number
- AT381928B AT381928B AT132885A AT132885A AT381928B AT 381928 B AT381928 B AT 381928B AT 132885 A AT132885 A AT 132885A AT 132885 A AT132885 A AT 132885A AT 381928 B AT381928 B AT 381928B
- Authority
- AT
- Austria
- Prior art keywords
- dichlorphenol
- pure
- dichlor
- phenolate
- technical
- 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
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
-
- 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
- C07C37/055—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 the substituted group being bound to oxygen, e.g. ether group
-
- 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
- C07C37/64—Preparation of O-metal compounds with O-metal group bound to a carbon atom belonging to a six-membered aromatic ring
- C07C37/66—Preparation of O-metal compounds with O-metal group bound to a carbon atom belonging to a six-membered aromatic ring by conversion of hydroxy groups to O-metal groups
-
- 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
-
- 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
- C07C37/685—Processes comprising at least two steps in series
-
- 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)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8512199A GB2175299B (en) | 1985-05-14 | 1985-05-14 | Process for isolating alkali metal 2,4-dichlorophenolate and 2,4-dichlorophenol from a mixture of chlorophenols |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA132885A ATA132885A (de) | 1986-05-15 |
AT381928B true AT381928B (de) | 1986-12-10 |
Family
ID=10579120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT132885A AT381928B (de) | 1985-05-14 | 1985-05-03 | Verfahren zur abtrennung von reinem 2,4-dichlor- phenolat eines alkalimetalls bzw. von reinem 2,4-dichlorphenol aus einem technischen 2,4-dichlorphenol |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT381928B (lt) |
DE (1) | DE3519039A1 (lt) |
GB (1) | GB2175299B (lt) |
NL (1) | NL8501414A (lt) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU406824A1 (ru) * | 1971-06-01 | 1973-11-21 | М. С. Бакиров, А. Д. Игошев, В. Н. Лукашенок, А. С. Соболев, С. В. Зубарев , И. Пенышкина Уфимский химический завод | Способ выделения хлорзамещенных фенолов |
-
1985
- 1985-05-03 AT AT132885A patent/AT381928B/de not_active IP Right Cessation
- 1985-05-14 GB GB8512199A patent/GB2175299B/en not_active Expired
- 1985-05-15 NL NL8501414A patent/NL8501414A/nl not_active Application Discontinuation
- 1985-05-28 DE DE19853519039 patent/DE3519039A1/de active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU406824A1 (ru) * | 1971-06-01 | 1973-11-21 | М. С. Бакиров, А. Д. Игошев, В. Н. Лукашенок, А. С. Соболев, С. В. Зубарев , И. Пенышкина Уфимский химический завод | Способ выделения хлорзамещенных фенолов |
Also Published As
Publication number | Publication date |
---|---|
GB2175299B (en) | 1989-06-28 |
ATA132885A (de) | 1986-05-15 |
DE3519039C2 (lt) | 1989-02-02 |
NL8501414A (nl) | 1986-12-01 |
GB2175299A (en) | 1986-11-26 |
GB8512199D0 (en) | 1985-06-19 |
DE3519039A1 (de) | 1986-12-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |