IT7926924A0 - Procedimento di fabbricazione dell'acido para-idrossimandelico racemico. - Google Patents
Procedimento di fabbricazione dell'acido para-idrossimandelico racemico.Info
- Publication number
- IT7926924A0 IT7926924A0 IT7926924A IT2692479A IT7926924A0 IT 7926924 A0 IT7926924 A0 IT 7926924A0 IT 7926924 A IT7926924 A IT 7926924A IT 2692479 A IT2692479 A IT 2692479A IT 7926924 A0 IT7926924 A0 IT 7926924A0
- Authority
- IT
- Italy
- Prior art keywords
- manufacturing procedure
- hydroxymandelic acid
- racemic para
- racemic
- para
- Prior art date
Links
- YHXHKYRQLYQUIH-UHFFFAOYSA-N 4-hydroxymandelic acid Chemical compound OC(=O)C(O)C1=CC=C(O)C=C1 YHXHKYRQLYQUIH-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
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 (2)
Publication Number | Publication Date |
---|---|
IT7926924A0 true IT7926924A0 (it) | 1979-10-30 |
IT1124842B IT1124842B (it) | 1986-05-14 |
Family
ID=9214433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26924/79A IT1124842B (it) | 1978-11-03 | 1979-10-30 | Procedimento di fabbricazione dell'acido para-idrossimandelico racemico |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5564546A (it) |
BE (1) | BE879359A (it) |
CA (1) | CA1125784A (it) |
CH (1) | CH642047A5 (it) |
DE (1) | DE2944295C2 (it) |
FR (1) | FR2440350A1 (it) |
GB (1) | GB2034308B (it) |
IE (1) | IE49308B1 (it) |
IT (1) | IT1124842B (it) |
NL (1) | NL189910C (it) |
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 (it) * | 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 |
TW260686B (it) * | 1992-05-22 | 1995-10-21 | Ciba Geigy | |
GB2267490B (en) * | 1992-05-22 | 1995-08-09 | Ciba Geigy Ag | 3-(Carboxymethoxyphenyl)benzofuran-2-one stabilisers |
NL9300801A (nl) * | 1992-05-22 | 1993-12-16 | Ciba Geigy | 3-(acyloxyfenyl)benzofuran-2-on als stabilisatoren. |
MX9305489A (es) * | 1992-09-23 | 1994-03-31 | Ciba Geigy Ag | 3-(dihidrobenzofuran-5-il)benzofuran-2-onas, estabilizadores. |
TW255902B (it) * | 1992-09-23 | 1995-09-01 | Ciba Geigy | |
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 DE DE2944295A patent/DE2944295C2/de not_active Expired
- 1979-11-02 IE IE2108/79A patent/IE49308B1/en not_active IP Right Cessation
- 1979-11-05 NL NLAANVRAGE7908100,A patent/NL189910C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2034308A (en) | 1980-06-04 |
CH642047A5 (fr) | 1984-03-30 |
FR2440350A1 (fr) | 1980-05-30 |
NL189910B (nl) | 1993-04-01 |
IE49308B1 (en) | 1985-09-18 |
NL189910C (nl) | 1993-09-01 |
IE792108L (en) | 1980-05-03 |
CA1125784A (en) | 1982-06-15 |
NL7908100A (nl) | 1980-05-07 |
DE2944295A1 (de) | 1980-05-08 |
GB2034308B (en) | 1983-03-30 |
JPS5564546A (en) | 1980-05-15 |
DE2944295C2 (de) | 1982-02-04 |
FR2440350B1 (it) | 1981-05-22 |
IT1124842B (it) | 1986-05-14 |
BE879359A (fr) | 1980-04-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19931028 |