BR8603221A - Processo de cloracao seletiva de compostos fenolicos - Google Patents
Processo de cloracao seletiva de compostos fenolicosInfo
- Publication number
- BR8603221A BR8603221A BR8603221A BR8603221A BR8603221A BR 8603221 A BR8603221 A BR 8603221A BR 8603221 A BR8603221 A BR 8603221A BR 8603221 A BR8603221 A BR 8603221A BR 8603221 A BR8603221 A BR 8603221A
- Authority
- BR
- Brazil
- Prior art keywords
- chloration
- selective
- phenolic compounds
- phenolic
- compounds
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8510037A FR2584068B1 (fr) | 1985-06-27 | 1985-06-27 | Procede de chloration selective de composes phenoliques. |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8603221A true BR8603221A (pt) | 1987-02-24 |
Family
ID=9320850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8603221A BR8603221A (pt) | 1985-06-27 | 1986-06-27 | Processo de cloracao seletiva de compostos fenolicos |
Country Status (3)
Country | Link |
---|---|
BR (1) | BR8603221A (fr) |
FR (1) | FR2584068B1 (fr) |
GB (1) | GB2177396B (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2601001B1 (fr) * | 1986-07-02 | 1988-11-10 | Rhone Poulenc Chim Base | Procede de chloration de composes phenoliques |
FR2611701B1 (fr) * | 1987-03-05 | 1989-06-16 | Rhone Poulenc Chimie | Procede de chloration de composes phenoliques |
FR2618144B1 (fr) * | 1987-07-17 | 1989-11-24 | Rhone Poulenc Chimie | Procede de chloration de composes phenoliques |
FR2618146A1 (fr) * | 1987-07-17 | 1989-01-20 | Rhone Poulenc Chimie | Procede de preparation de trichloro-2,4,6 phenol |
DE19536846A1 (de) * | 1995-10-02 | 1997-04-03 | Bayer Ag | Verfahren zur Herstellung von 2-Chlor-4-methylphenol |
GB9705502D0 (en) * | 1997-03-17 | 1997-05-07 | Univ Wales Swansea The | Chlorination or aromatic compounds and catalysts therefor |
CN104326881A (zh) * | 2014-10-16 | 2015-02-04 | 荣成青木高新材料有限公司 | 3,5-二甲基-4-氯苯酚的制备方法 |
CN106349025A (zh) * | 2016-07-28 | 2017-01-25 | 连云港致诚化工有限公司 | 2,4‑二氯苯酚的制备工艺 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1491143A (fr) * | 1965-09-03 | 1967-08-04 | Tenneco Chem | Perfectionnements aux procédés pour la chloruration de toulène |
JPS5257131A (en) * | 1975-10-31 | 1977-05-11 | Seitetsu Kagaku Co Ltd | Chlorination process for xylenols |
US4345097A (en) * | 1980-01-21 | 1982-08-17 | Vertac Chemical Corporation | Chlorination of phenols and phenoxyacetic acids with sulfuryl chloride |
IL67117A (en) * | 1982-10-29 | 1985-11-29 | Braverman Samuel | Process for the selective preparation of parabromophenol and its derivatives |
-
1985
- 1985-06-27 FR FR8510037A patent/FR2584068B1/fr not_active Expired
-
1986
- 1986-06-26 GB GB8615612A patent/GB2177396B/en not_active Expired
- 1986-06-27 BR BR8603221A patent/BR8603221A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2584068A1 (fr) | 1987-01-02 |
GB2177396B (en) | 1989-07-12 |
GB8615612D0 (en) | 1986-07-30 |
FR2584068B1 (fr) | 1988-11-10 |
GB2177396A (en) | 1987-01-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TC | Change of proprietor's name | ||
B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: PATENTE EXTINTA EM 27/06/2001 |