BR7602730A - Processo para a fabricacao de um aldeido 4-hidroxi-benzoico com substituicao nas posicoes 3 e 5; e processo para a fabricacao do aldeido 3,5-di-ter-butil-4-hidroxi-benzoico - Google Patents
Processo para a fabricacao de um aldeido 4-hidroxi-benzoico com substituicao nas posicoes 3 e 5; e processo para a fabricacao do aldeido 3,5-di-ter-butil-4-hidroxi-benzoicoInfo
- Publication number
- BR7602730A BR7602730A BR2730/76A BR7602730A BR7602730A BR 7602730 A BR7602730 A BR 7602730A BR 2730/76 A BR2730/76 A BR 2730/76A BR 7602730 A BR7602730 A BR 7602730A BR 7602730 A BR7602730 A BR 7602730A
- Authority
- BR
- Brazil
- Prior art keywords
- hydroxy
- manufacture
- benzoic
- aldehyte
- ter
- 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
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/562—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom
- C07C45/565—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom by reaction with hexamethylene-tetramine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/575,555 US4009210A (en) | 1975-05-07 | 1975-05-07 | Process for manufacturing 3,5-ditert.butyl-4-hydroxybenzaldehyde by formylation of 2,6-ditert.butylphenol |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7602730A true BR7602730A (pt) | 1976-11-16 |
Family
ID=24300780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR2730/76A BR7602730A (pt) | 1975-05-07 | 1976-05-03 | Processo para a fabricacao de um aldeido 4-hidroxi-benzoico com substituicao nas posicoes 3 e 5; e processo para a fabricacao do aldeido 3,5-di-ter-butil-4-hidroxi-benzoico |
Country Status (16)
Country | Link |
---|---|
US (1) | US4009210A (pt) |
JP (1) | JPS5227740A (pt) |
AR (1) | AR209485A1 (pt) |
BE (1) | BE841523A (pt) |
BR (1) | BR7602730A (pt) |
CA (1) | CA1053702A (pt) |
DE (1) | DE2617585A1 (pt) |
EG (1) | EG12925A (pt) |
ES (1) | ES447635A1 (pt) |
FR (1) | FR2310336A1 (pt) |
GB (1) | GB1502052A (pt) |
IT (1) | IT1061249B (pt) |
MX (1) | MX3411E (pt) |
NL (1) | NL7604809A (pt) |
PH (1) | PH12857A (pt) |
ZA (1) | ZA762383B (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4562297A (en) * | 1982-08-27 | 1985-12-31 | Ethyl Corporation | Aldehyde synthesis |
JPS61500547A (ja) * | 1983-11-15 | 1986-03-27 | エシル コ−ポレ−シヨン | p−アルケニルフエノ−ルおよびそられの引続く酸化による置換ベンズアルデヒドの形成方法 |
GB8501646D0 (en) * | 1985-01-23 | 1985-02-27 | Nipa Lab Ltd | Control of micro-organisms |
GB9113431D0 (en) * | 1991-06-20 | 1991-08-07 | Orion Yhytma Oy | Method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde |
US5324860A (en) * | 1993-10-27 | 1994-06-28 | Sepracor, Inc. | Process for 3,5-di-tert-butylsalicylaldehyde |
CA2551567C (en) * | 2003-12-23 | 2014-04-29 | Abraxis Bioscience, Inc. | Propofol analogs, process for their preparation, and methods of use |
US7122700B2 (en) * | 2004-07-30 | 2006-10-17 | Xerox Corporation | Arylamine processes |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1153523A (fr) * | 1955-05-24 | 1958-03-12 | Bayer Ag | Procédé de production d'hydroxyaldéhydes aromatiques |
US2903483A (en) * | 1955-05-24 | 1959-09-08 | Bayer Ag | Process for the production of aromatic hydroxy aldehydes |
-
1975
- 1975-05-07 US US05/575,555 patent/US4009210A/en not_active Expired - Lifetime
-
1976
- 1976-04-21 ZA ZA762383A patent/ZA762383B/xx unknown
- 1976-04-22 DE DE19762617585 patent/DE2617585A1/de not_active Withdrawn
- 1976-04-23 GB GB16520/76A patent/GB1502052A/en not_active Expired
- 1976-04-26 MX MX000191U patent/MX3411E/es unknown
- 1976-04-27 AR AR263060A patent/AR209485A1/es active
- 1976-04-28 CA CA251,279A patent/CA1053702A/en not_active Expired
- 1976-04-28 EG EG256/76A patent/EG12925A/xx active
- 1976-05-03 BR BR2730/76A patent/BR7602730A/pt unknown
- 1976-05-05 IT IT49340/76A patent/IT1061249B/it active
- 1976-05-05 NL NL7604809A patent/NL7604809A/xx not_active Application Discontinuation
- 1976-05-06 JP JP51051617A patent/JPS5227740A/ja active Pending
- 1976-05-06 PH PH18406A patent/PH12857A/en unknown
- 1976-05-06 ES ES447635A patent/ES447635A1/es not_active Expired
- 1976-05-06 FR FR7613511A patent/FR2310336A1/fr not_active Withdrawn
- 1976-05-06 BE BE166785A patent/BE841523A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
PH12857A (en) | 1979-09-12 |
NL7604809A (nl) | 1976-11-09 |
ES447635A1 (es) | 1977-11-01 |
JPS5227740A (en) | 1977-03-02 |
MX3411E (es) | 1980-11-04 |
DE2617585A1 (de) | 1976-11-25 |
ZA762383B (en) | 1977-04-27 |
US4009210A (en) | 1977-02-22 |
CA1053702A (en) | 1979-05-01 |
GB1502052A (en) | 1978-02-22 |
AR209485A1 (es) | 1977-04-29 |
IT1061249B (it) | 1983-02-28 |
AU1615476A (en) | 1978-01-26 |
BE841523A (fr) | 1976-09-01 |
EG12925A (en) | 1980-03-31 |
FR2310336A1 (fr) | 1976-12-03 |
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