JPS5564546A - Manufacture of racemiparahydroxymandelic acid - Google Patents
Manufacture of racemiparahydroxymandelic acidInfo
- Publication number
- JPS5564546A JPS5564546A JP13972579A JP13972579A JPS5564546A JP S5564546 A JPS5564546 A JP S5564546A JP 13972579 A JP13972579 A JP 13972579A JP 13972579 A JP13972579 A JP 13972579A JP S5564546 A JPS5564546 A JP S5564546A
- Authority
- JP
- Japan
- Prior art keywords
- racemiparahydroxymandelic
- manufacture
- acid
- racemiparahydroxymandelic acid
- 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.)
- Pending
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
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (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 |
---|---|---|---|
FR7831123A FR2440350A1 (fr) | 1978-11-03 | 1978-11-03 | Procede de fabrication de l'acide parahydroxymandelique racemique |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5564546A true JPS5564546A (en) | 1980-05-15 |
Family
ID=9214433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13972579A Pending JPS5564546A (en) | 1978-11-03 | 1979-10-29 | Manufacture of racemiparahydroxymandelic acid |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5564546A (ja) |
BE (1) | BE879359A (ja) |
CA (1) | CA1125784A (ja) |
CH (1) | CH642047A5 (ja) |
DE (1) | DE2944295C2 (ja) |
FR (1) | FR2440350A1 (ja) |
GB (1) | GB2034308B (ja) |
IE (1) | IE49308B1 (ja) |
IT (1) | IT1124842B (ja) |
NL (1) | NL189910C (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2462415A1 (fr) * | 1979-07-25 | 1981-02-13 | Hoechst France | Procede de preparation d'acides hydroxyarylglycoliques racemiques et produits nouveaux en resultant |
FR2495137A1 (fr) * | 1980-11-28 | 1982-06-04 | Hoechst France | Procede industriel de preparation en continu de l'acide p-hydroxymandelique racemique |
US5252643A (en) * | 1991-07-01 | 1993-10-12 | Ciba-Geigy Corporation | Thiomethylated benzofuran-2-ones |
TW206220B (ja) * | 1991-07-01 | 1993-05-21 | Ciba Geigy Ag | |
DE59204845D1 (de) * | 1991-11-29 | 1996-02-08 | Ciba Geigy Ag | Diphenylessigsäurederivate als Stabilisatoren für organisches Material |
GB2267490B (en) * | 1992-05-22 | 1995-08-09 | Ciba Geigy Ag | 3-(Carboxymethoxyphenyl)benzofuran-2-one stabilisers |
TW260686B (ja) * | 1992-05-22 | 1995-10-21 | Ciba Geigy | |
NL9300801A (nl) * | 1992-05-22 | 1993-12-16 | Ciba Geigy | 3-(acyloxyfenyl)benzofuran-2-on als stabilisatoren. |
TW255902B (ja) * | 1992-09-23 | 1995-09-01 | Ciba Geigy | |
MX9305489A (es) * | 1992-09-23 | 1994-03-31 | Ciba Geigy Ag | 3-(dihidrobenzofuran-5-il)benzofuran-2-onas, estabilizadores. |
FR2705669B1 (fr) * | 1993-05-28 | 1995-08-25 | Hoechst France | Procédé de préparation d'acides hydroxyphénylacétiques. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE617763C (de) * | 1932-03-22 | 1935-08-24 | J D Riedel E De Haeen Akt Ges | Verfahren zur Herstellung von aromatischen Oxyaldehyden |
DE621567C (de) * | 1932-06-25 | 1935-11-09 | J D Riedel E De Haeen A G | Verfahren zur Herstellung von aromatischen Oxyaldehyden |
DE2115551C3 (de) * | 1971-03-31 | 1980-01-10 | Haarmann & Reimer Gmbh, 3450 Holzminden | Verfahren zur Herstellung von aromatischen Hydroxyaldehyden |
-
1978
- 1978-11-03 FR FR7831123A patent/FR2440350A1/fr active Granted
-
1979
- 1979-10-11 BE BE0/197604A patent/BE879359A/fr not_active IP Right Cessation
- 1979-10-18 CH CH938079A patent/CH642047A5/fr not_active IP Right Cessation
- 1979-10-19 CA CA337,999A patent/CA1125784A/en not_active Expired
- 1979-10-29 GB GB7937472A patent/GB2034308B/en not_active Expired
- 1979-10-29 JP JP13972579A patent/JPS5564546A/ja active Pending
- 1979-10-30 IT IT26924/79A patent/IT1124842B/it active
- 1979-11-02 IE IE2108/79A patent/IE49308B1/en not_active IP Right Cessation
- 1979-11-02 DE DE2944295A patent/DE2944295C2/de not_active Expired
- 1979-11-05 NL NLAANVRAGE7908100,A patent/NL189910C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT1124842B (it) | 1986-05-14 |
NL189910B (nl) | 1993-04-01 |
FR2440350B1 (ja) | 1981-05-22 |
IE792108L (en) | 1980-05-03 |
GB2034308B (en) | 1983-03-30 |
DE2944295C2 (de) | 1982-02-04 |
IT7926924A0 (it) | 1979-10-30 |
DE2944295A1 (de) | 1980-05-08 |
NL189910C (nl) | 1993-09-01 |
BE879359A (fr) | 1980-04-11 |
CH642047A5 (fr) | 1984-03-30 |
CA1125784A (en) | 1982-06-15 |
IE49308B1 (en) | 1985-09-18 |
NL7908100A (nl) | 1980-05-07 |
GB2034308A (en) | 1980-06-04 |
FR2440350A1 (fr) | 1980-05-30 |
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