BE834610A - Procede de preparation de l'acide 3-hydroxy-2-naphioique - Google Patents
Procede de preparation de l'acide 3-hydroxy-2-naphioiqueInfo
- Publication number
- BE834610A BE834610A BE161022A BE161022A BE834610A BE 834610 A BE834610 A BE 834610A BE 161022 A BE161022 A BE 161022A BE 161022 A BE161022 A BE 161022A BE 834610 A BE834610 A BE 834610A
- Authority
- BE
- Belgium
- Prior art keywords
- naphioic
- hydroxy
- preparing
- acid
- naphioic acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742449779 DE2449779A1 (de) | 1974-10-19 | 1974-10-19 | Verfahren zur herstellung von 2-hydroxy-naphthalin-3-carbonsaeure |
Publications (1)
Publication Number | Publication Date |
---|---|
BE834610A true BE834610A (fr) | 1976-04-20 |
Family
ID=5928691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE161022A BE834610A (fr) | 1974-10-19 | 1975-10-17 | Procede de preparation de l'acide 3-hydroxy-2-naphioique |
Country Status (7)
Country | Link |
---|---|
US (1) | US4020102A (fr) |
JP (1) | JPS5165741A (fr) |
BE (1) | BE834610A (fr) |
CH (1) | CH598181A5 (fr) |
DE (1) | DE2449779A1 (fr) |
FR (1) | FR2288078A1 (fr) |
GB (1) | GB1514836A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4239913A (en) * | 1977-10-25 | 1980-12-16 | Kabushiki Kaisha Veno Seiyaku Oyo Kenkyujo | Process for preparing 2-hydroxynaphthalenecarboxylic acids |
DE2911667A1 (de) * | 1979-03-24 | 1980-10-02 | Hoechst Ag | Verfahren zur gewinnung von 2-hydroxynaphthalin-3-carbonsaeure aus den umsetzungsgemischen der alkalisalze des 2-hydroxynaphthalins mit kohlendioxid |
ES497535A0 (es) * | 1979-12-25 | 1981-10-16 | Sumitomo Chemical Co | Procedimiento de producir acido 2-hidroxinaftalen-3-carboxi-lico |
US4287357A (en) * | 1980-03-06 | 1981-09-01 | American Cyanamid Company | Process for the production of 6-hydroxy-2-naphthoic acid |
IL83218A (en) * | 1986-07-25 | 1992-03-29 | Ueno Seiyaku Oyo Kenkyujo Kk | Method for preparation of 2-hydroxynaphthalene-6-carboxylic acid |
JPH10265434A (ja) * | 1997-03-21 | 1998-10-06 | Ueno Seiyaku Oyo Kenkyusho:Kk | ヒドロキシナフタレンカルボン酸類のアルカリ金属塩の分離精製法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2824892A (en) * | 1956-04-02 | 1958-02-25 | Monsanto Chemicals | Method of carboxylating phenols |
US3405170A (en) * | 1965-07-14 | 1968-10-08 | Universal Oil Prod Co | Process for the preparation of hydroxy naphthoic acids |
US3405169A (en) * | 1965-07-14 | 1968-10-08 | Universal Oil Prod Co | Process for the preparation of hydroxy naphthoic acids |
DE1643537B2 (de) * | 1966-08-16 | 1976-09-16 | Toray Industries, Inc., Tokio | Verfahren zur herstellung von metallsalzen aromatischer hydroxycarbonsaeuren oder deren freie saeuren |
-
1974
- 1974-10-19 DE DE19742449779 patent/DE2449779A1/de not_active Withdrawn
-
1975
- 1975-09-25 US US05/616,684 patent/US4020102A/en not_active Expired - Lifetime
- 1975-10-15 GB GB42178/75A patent/GB1514836A/en not_active Expired
- 1975-10-16 FR FR7531662A patent/FR2288078A1/fr active Granted
- 1975-10-17 BE BE161022A patent/BE834610A/fr unknown
- 1975-10-17 CH CH1353675A patent/CH598181A5/xx not_active IP Right Cessation
- 1975-10-20 JP JP50125467A patent/JPS5165741A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2288078A1 (fr) | 1976-05-14 |
FR2288078B3 (fr) | 1978-07-13 |
GB1514836A (en) | 1978-06-21 |
US4020102A (en) | 1977-04-26 |
JPS5165741A (en) | 1976-06-07 |
CH598181A5 (fr) | 1978-04-28 |
DE2449779A1 (de) | 1976-04-29 |
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