ZA9710453B - Process for the preparation of a 4-hydroxybenzaldehyde and its derivatives. - Google Patents
Process for the preparation of a 4-hydroxybenzaldehyde and its derivatives.Info
- Publication number
- ZA9710453B ZA9710453B ZA9710453A ZA9710453A ZA9710453B ZA 9710453 B ZA9710453 B ZA 9710453B ZA 9710453 A ZA9710453 A ZA 9710453A ZA 9710453 A ZA9710453 A ZA 9710453A ZA 9710453 B ZA9710453 B ZA 9710453B
- Authority
- ZA
- South Africa
- Prior art keywords
- hydroxybenzaldehyde
- preparation
- group
- derivatives
- formyl
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
- C07C45/676—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton by elimination of carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/11—Alkylated hydroxy benzenes containing also acyclically bound hydroxy groups, e.g. saligenol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/30—Preparation of ethers by reactions not forming ether-oxygen bonds by increasing the number of carbon atoms, e.g. by oligomerisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
- C07C51/235—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups
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)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9614275A FR2756278B1 (fr) | 1996-11-22 | 1996-11-22 | Procede de preparation d'un 4-hydroxybenzaldehyde et derives |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA9710453B true ZA9710453B (en) | 1998-06-10 |
Family
ID=9497896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9710453A ZA9710453B (en) | 1996-11-22 | 1997-11-20 | Process for the preparation of a 4-hydroxybenzaldehyde and its derivatives. |
Country Status (18)
Country | Link |
---|---|
US (1) | US6184421B1 (ja) |
EP (1) | EP0946482B1 (ja) |
JP (1) | JP4282768B2 (ja) |
KR (1) | KR20000053360A (ja) |
CN (1) | CN1229319C (ja) |
AT (1) | ATE221040T1 (ja) |
AU (1) | AU5226898A (ja) |
BR (1) | BR9713123A (ja) |
CA (1) | CA2271090C (ja) |
DE (1) | DE69714288T2 (ja) |
ES (1) | ES2182127T3 (ja) |
FR (1) | FR2756278B1 (ja) |
HK (1) | HK1023336A1 (ja) |
NO (1) | NO325066B1 (ja) |
RU (1) | RU2194032C2 (ja) |
TW (1) | TW533194B (ja) |
WO (1) | WO1998022419A1 (ja) |
ZA (1) | ZA9710453B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2601856T3 (es) | 2007-06-08 | 2017-02-16 | Mannkind Corporation | Inhibidores de la IRE-1A |
KR100892233B1 (ko) * | 2007-10-17 | 2009-04-09 | (주)에스에이치제약 | 벤즈알데하이드 유도체의 신규한 제조방법 |
CN102206146B (zh) * | 2011-03-23 | 2014-04-16 | 中山大学 | 一种香兰素的制备方法 |
EP3251526A1 (en) * | 2016-05-31 | 2017-12-06 | Borregaard AS | Process for preparing mixtures comprising vanillin and ethyl vanillin |
CN107537540B (zh) * | 2017-08-28 | 2020-06-16 | 浙江工业大学 | 一种MXene(Ti3C2)负载钯催化剂及其制备方法和应用 |
CN108947780A (zh) * | 2018-07-23 | 2018-12-07 | 重庆欣欣向荣精细化工有限公司 | 一种处理乙基香兰素制备中精馏高沸物的方法 |
CN109503332B (zh) * | 2018-11-26 | 2021-08-06 | 青岛科技大学 | 一种利用水杨酸残渣分解回收苯酚钠的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE72600C (de) * | Firma Dr. F. VON HEYDEN NACHFOLGER in Radebeul bei Dresden | Verfahren zur Darstellung von Vanillin | ||
GB774696A (en) * | 1954-04-30 | 1957-05-15 | Distillers Co Yeast Ltd | Process for the production of ortho-methylol phenols |
FR2305420A1 (fr) * | 1975-03-28 | 1976-10-22 | Rhone Poulenc Ind | Procede de preparation d'hydroxybenzaldehydes |
DE2943805A1 (de) * | 1979-10-30 | 1981-05-27 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 3-phenoxy-benzaldehyden |
US4351962A (en) * | 1980-07-11 | 1982-09-28 | Rhone Poulenc Inc. | Process for the preparation of hydroxy benzene carboxaldehydes |
FR2730730B1 (fr) * | 1995-02-20 | 1997-04-04 | Rhone Poulenc Chimie | Procede de preparation d'un 4-hydroxybenzaldehyde substitue |
FR2734565B1 (fr) * | 1995-05-24 | 1997-07-04 | Rhone Poulenc Chimie | Procede de preparation de 3-carboxy-4-hydroxybenzaldehydes et derives |
-
1996
- 1996-11-22 FR FR9614275A patent/FR2756278B1/fr not_active Expired - Fee Related
-
1997
- 1997-11-18 TW TW086117222A patent/TW533194B/zh active
- 1997-11-19 EP EP97947095A patent/EP0946482B1/fr not_active Expired - Lifetime
- 1997-11-19 CN CNB971999538A patent/CN1229319C/zh not_active Expired - Fee Related
- 1997-11-19 ES ES97947095T patent/ES2182127T3/es not_active Expired - Lifetime
- 1997-11-19 BR BR9713123-7A patent/BR9713123A/pt not_active Application Discontinuation
- 1997-11-19 US US09/308,065 patent/US6184421B1/en not_active Expired - Fee Related
- 1997-11-19 AT AT97947095T patent/ATE221040T1/de not_active IP Right Cessation
- 1997-11-19 KR KR1019990704388A patent/KR20000053360A/ko not_active Application Discontinuation
- 1997-11-19 CA CA002271090A patent/CA2271090C/fr not_active Expired - Fee Related
- 1997-11-19 WO PCT/FR1997/002085 patent/WO1998022419A1/fr not_active Application Discontinuation
- 1997-11-19 RU RU99113448/04A patent/RU2194032C2/ru not_active IP Right Cessation
- 1997-11-19 AU AU52268/98A patent/AU5226898A/en not_active Abandoned
- 1997-11-19 JP JP52328798A patent/JP4282768B2/ja not_active Expired - Fee Related
- 1997-11-19 DE DE69714288T patent/DE69714288T2/de not_active Expired - Fee Related
- 1997-11-20 ZA ZA9710453A patent/ZA9710453B/xx unknown
-
1999
- 1999-05-20 NO NO19992437A patent/NO325066B1/no not_active IP Right Cessation
-
2000
- 2000-04-27 HK HK00102522A patent/HK1023336A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO992437L (no) | 1999-07-22 |
CA2271090C (fr) | 2009-02-17 |
NO992437D0 (no) | 1999-05-20 |
WO1998022419A1 (fr) | 1998-05-28 |
HK1023336A1 (en) | 2000-09-08 |
EP0946482A1 (fr) | 1999-10-06 |
JP4282768B2 (ja) | 2009-06-24 |
CN1238752A (zh) | 1999-12-15 |
EP0946482B1 (fr) | 2002-07-24 |
KR20000053360A (ko) | 2000-08-25 |
CA2271090A1 (fr) | 1998-05-28 |
DE69714288D1 (de) | 2002-08-29 |
FR2756278A1 (fr) | 1998-05-29 |
JP2001504825A (ja) | 2001-04-10 |
ATE221040T1 (de) | 2002-08-15 |
RU2194032C2 (ru) | 2002-12-10 |
US6184421B1 (en) | 2001-02-06 |
AU5226898A (en) | 1998-06-10 |
TW533194B (en) | 2003-05-21 |
CN1229319C (zh) | 2005-11-30 |
NO325066B1 (no) | 2008-01-28 |
DE69714288T2 (de) | 2003-03-06 |
BR9713123A (pt) | 2000-04-11 |
FR2756278B1 (fr) | 1998-12-31 |
ES2182127T3 (es) | 2003-03-01 |
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