BR8901749A - Processo para preparar monoesteres de difenol substituidos com grupos arila - Google Patents
Processo para preparar monoesteres de difenol substituidos com grupos arilaInfo
- Publication number
- BR8901749A BR8901749A BR898901749A BR8901749A BR8901749A BR 8901749 A BR8901749 A BR 8901749A BR 898901749 A BR898901749 A BR 898901749A BR 8901749 A BR8901749 A BR 8901749A BR 8901749 A BR8901749 A BR 8901749A
- Authority
- BR
- Brazil
- Prior art keywords
- difenol
- arila
- monoesters
- prepare
- replaced
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/82—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
- C07C49/83—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups polycyclic
-
- 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
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/46—Friedel-Crafts reactions
-
- 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
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/54—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition of compounds containing doubly bound oxygen atoms, e.g. esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
- C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
- C07C67/42—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester by oxidation of secondary alcohols or ketones
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 |
|---|---|---|---|
| IT20168/88A IT1217402B (it) | 1988-04-12 | 1988-04-12 | Procedimento per la preparazione di difenoli monoesteri sostituiti con gruppi arilici e prodotti cosi' ottenuti |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8901749A true BR8901749A (pt) | 1989-11-28 |
Family
ID=11164365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR898901749A BR8901749A (pt) | 1988-04-12 | 1989-04-12 | Processo para preparar monoesteres de difenol substituidos com grupos arila |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0337434B1 (pt) |
| JP (1) | JPH02231453A (pt) |
| AU (1) | AU612818B2 (pt) |
| BR (1) | BR8901749A (pt) |
| DE (1) | DE68909989D1 (pt) |
| IT (1) | IT1217402B (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3929913A1 (de) * | 1989-09-08 | 1991-04-04 | Hoechst Ag | 4-hydroxytetrahydropyran-2-one sowie die entsprechenden dihydroxycarbonsaeurederivate, salze und ester, verfahren zu ihrer herstellung, ihre verwendung als arzneimittel, pharmazeutische praeparate sowie vorprodukte |
| FR2655335A1 (fr) * | 1989-12-05 | 1991-06-07 | Rhone Poulenc Chimie | Procede de preparation d'acetates d'hydroquinones substituees. |
| CN116217342A (zh) * | 2023-02-20 | 2023-06-06 | 南京杰运医药科技有限公司 | 2,6-萘二酚的合成方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3108076A1 (de) * | 1981-03-04 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | "verfahren zur herstellung von o- und p-acylphenolen" |
| CA1257291A (en) * | 1984-10-17 | 1989-07-11 | Harold R. Gerberich | Process for producing aromatic diols and their ester and ether derivatives |
-
1988
- 1988-04-12 IT IT20168/88A patent/IT1217402B/it active
-
1989
- 1989-04-12 AU AU32766/89A patent/AU612818B2/en not_active Ceased
- 1989-04-12 DE DE89106530T patent/DE68909989D1/de not_active Expired - Lifetime
- 1989-04-12 BR BR898901749A patent/BR8901749A/pt not_active Application Discontinuation
- 1989-04-12 EP EP89106530A patent/EP0337434B1/en not_active Expired - Lifetime
- 1989-04-12 JP JP1092765A patent/JPH02231453A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU3276689A (en) | 1989-10-19 |
| IT1217402B (it) | 1990-03-22 |
| JPH02231453A (ja) | 1990-09-13 |
| DE68909989D1 (de) | 1993-11-25 |
| AU612818B2 (en) | 1991-07-18 |
| EP0337434A2 (en) | 1989-10-18 |
| EP0337434B1 (en) | 1993-10-20 |
| EP0337434A3 (en) | 1990-02-14 |
| IT8820168A0 (it) | 1988-04-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB19 | Grant procedure suspended (art. 19) | ||
| FA2 | Application deemed withdrawn (art. 19(5)) |