CN1073934A - 新的合成2-羟基芳香醛化合物的方法 - Google Patents
新的合成2-羟基芳香醛化合物的方法 Download PDFInfo
- Publication number
- CN1073934A CN1073934A CN92109586A CN92109586A CN1073934A CN 1073934 A CN1073934 A CN 1073934A CN 92109586 A CN92109586 A CN 92109586A CN 92109586 A CN92109586 A CN 92109586A CN 1073934 A CN1073934 A CN 1073934A
- Authority
- CN
- China
- Prior art keywords
- magnesium
- phenol
- reaction
- formaldehyde
- compound
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
- C07C47/26—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing hydroxy groups
-
- 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
- C07C45/68—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 increase in the number of carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/56—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing hydroxy groups
- C07C47/565—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing hydroxy groups all hydroxy groups bound to the ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/575—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing ether groups, groups, groups, or groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Developing Agents For Electrophotography (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Saccharide Compounds (AREA)
- Ladders (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919118198A GB9118198D0 (en) | 1991-08-23 | 1991-08-23 | Chemical process |
GB919118222A GB9118222D0 (en) | 1991-08-23 | 1991-08-23 | Chemical process |
GB9118222.0 | 1992-06-05 | ||
GB929211907A GB9211907D0 (en) | 1992-06-05 | 1992-06-05 | Chemical process |
GB9211907.2 | 1992-06-05 | ||
GB9118198.2 | 1992-06-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1073934A true CN1073934A (zh) | 1993-07-07 |
CN1035813C CN1035813C (zh) | 1997-09-10 |
Family
ID=27265835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN92109586A Expired - Lifetime CN1035813C (zh) | 1991-08-23 | 1992-08-22 | 合成2-羟基芳香醛化合物的方法 |
Country Status (23)
Country | Link |
---|---|
US (1) | US5260487A (zh) |
EP (1) | EP0529870B1 (zh) |
JP (1) | JP3373228B2 (zh) |
KR (1) | KR100239228B1 (zh) |
CN (1) | CN1035813C (zh) |
AT (1) | ATE133155T1 (zh) |
AU (1) | AU651235B2 (zh) |
BR (1) | BR9203238A (zh) |
CA (1) | CA2076235C (zh) |
CZ (1) | CZ282301B6 (zh) |
DE (1) | DE69207679T2 (zh) |
ES (1) | ES2082378T3 (zh) |
FI (1) | FI102271B (zh) |
GB (1) | GB9217008D0 (zh) |
HU (1) | HU210299B (zh) |
IE (1) | IE922578A1 (zh) |
IN (1) | IN185994B (zh) |
MX (1) | MX9204849A (zh) |
NO (1) | NO179321C (zh) |
RO (1) | RO112352B1 (zh) |
RU (1) | RU2065849C1 (zh) |
SK (1) | SK280540B6 (zh) |
TW (1) | TW223624B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9217724D0 (en) * | 1992-08-20 | 1992-09-30 | Ici Plc | Chemical process |
GB9217723D0 (en) * | 1992-08-20 | 1992-09-30 | Ici Plc | Chemical process |
EP0584988B1 (en) * | 1992-08-20 | 1996-10-23 | Zeneca Limited | Process for the preparation of salicylaldoxine derivatives |
GB9314159D0 (en) * | 1993-07-08 | 1993-08-18 | Zeneca Ltd | Chemical process |
US5856583A (en) * | 1997-05-21 | 1999-01-05 | Allco Chemical Corp. | Synthesis of 2-hydroxyarylaldehydes |
US6288276B1 (en) * | 1997-05-21 | 2001-09-11 | Henkel Kommanditgeselschaft Auf Aktien | Salicylaldoximes and method of preparation |
US6670510B2 (en) | 2002-04-18 | 2003-12-30 | Eastman Chemical Company | Process for preparing 2,5-dimethoxy benzaldehyde |
JP5817614B2 (ja) * | 2012-03-26 | 2015-11-18 | 日本ゼオン株式会社 | 2,5−ジヒドロキシベンズアルデヒド化合物の製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54163538A (en) * | 1978-06-13 | 1979-12-26 | Sumitomo Chemical Co | Production of salycilaldehydes |
GB2104516B (en) * | 1981-07-13 | 1985-12-04 | Univ Brunel | M-alkylphenol derivatives and their use in copper extraction |
FR2514344A1 (fr) * | 1981-10-09 | 1983-04-15 | Rhone Poulenc Spec Chim | Procede de preparation d'orthohydroxybenzaldehydes |
US4638096A (en) * | 1982-10-12 | 1987-01-20 | Henkel Corporation | Process of preparing hydroxyarylaldehydes and catalyst therefor |
GB2163157B (en) * | 1984-08-13 | 1987-10-21 | Ici Plc | Process for hydroxyarylaldehydes |
-
1992
- 1992-08-11 GB GB929217008A patent/GB9217008D0/en active Pending
- 1992-08-11 DE DE69207679T patent/DE69207679T2/de not_active Expired - Lifetime
- 1992-08-11 EP EP92307354A patent/EP0529870B1/en not_active Expired - Lifetime
- 1992-08-11 AT AT92307354T patent/ATE133155T1/de not_active IP Right Cessation
- 1992-08-11 ES ES92307354T patent/ES2082378T3/es not_active Expired - Lifetime
- 1992-08-12 IE IE257892A patent/IE922578A1/en not_active IP Right Cessation
- 1992-08-14 AU AU21013/92A patent/AU651235B2/en not_active Ceased
- 1992-08-17 CA CA002076235A patent/CA2076235C/en not_active Expired - Fee Related
- 1992-08-17 IN IN717DE1992 patent/IN185994B/en unknown
- 1992-08-17 HU HU9202661A patent/HU210299B/hu not_active IP Right Cessation
- 1992-08-19 CZ CS922538A patent/CZ282301B6/cs not_active IP Right Cessation
- 1992-08-19 US US07/932,296 patent/US5260487A/en not_active Expired - Lifetime
- 1992-08-19 JP JP22032692A patent/JP3373228B2/ja not_active Expired - Fee Related
- 1992-08-19 SK SK2538-92A patent/SK280540B6/sk unknown
- 1992-08-19 TW TW081106557A patent/TW223624B/zh not_active IP Right Cessation
- 1992-08-20 BR BR929203238A patent/BR9203238A/pt not_active IP Right Cessation
- 1992-08-20 FI FI923757A patent/FI102271B/fi not_active IP Right Cessation
- 1992-08-21 NO NO923299A patent/NO179321C/no unknown
- 1992-08-21 RU SU925052687A patent/RU2065849C1/ru active
- 1992-08-21 MX MX9204849A patent/MX9204849A/es unknown
- 1992-08-22 CN CN92109586A patent/CN1035813C/zh not_active Expired - Lifetime
- 1992-08-22 KR KR1019920015133A patent/KR100239228B1/ko not_active IP Right Cessation
- 1992-08-24 RO RO92-01117A patent/RO112352B1/ro unknown
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: London, England Applicant after: ZENECA Ltd. Address before: England, United Kingdom Applicant before: Imperial Chemical Industries PLC |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: IMPERIAL CHEMICAL CORPORATION TO: ZENECA LTD |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: AVECIA LTD. Free format text: FORMER OWNER: SIGENTIS CO., LTD. Effective date: 20011123 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: SIGENTIS CO., LTD. Free format text: FORMER NAME OR ADDRESS: ZENECA LTD |
|
CP03 | Change of name, title or address |
Address after: Surrey, United Kingdom Patentee after: SYNGENTA LTD. Address before: London, England Patentee before: ZENECA Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20011123 Address after: Manchester, United Kingdom Patentee after: AVECIA LTD. Address before: Surrey, United Kingdom Patentee before: SYNGENTA LTD. |
|
C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
OR01 | Other related matters | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20120822 Granted publication date: 19970910 |