FR2317263A1 - Procede de preparation de pyrogallol ou de ses sels - Google Patents
Procede de preparation de pyrogallol ou de ses selsInfo
- Publication number
- FR2317263A1 FR2317263A1 FR7619528A FR7619528A FR2317263A1 FR 2317263 A1 FR2317263 A1 FR 2317263A1 FR 7619528 A FR7619528 A FR 7619528A FR 7619528 A FR7619528 A FR 7619528A FR 2317263 A1 FR2317263 A1 FR 2317263A1
- Authority
- FR
- France
- Prior art keywords
- dealkylation
- salts
- alkyl
- pyrogallol
- alkoxide
- 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
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 title abstract 4
- WQGWDDDVZFFDIG-UHFFFAOYSA-N pyrogallol Chemical compound OC1=CC=CC(O)=C1O WQGWDDDVZFFDIG-UHFFFAOYSA-N 0.000 title abstract 4
- 230000020335 dealkylation Effects 0.000 title abstract 3
- 238000006900 dealkylation reaction Methods 0.000 title abstract 3
- 150000004703 alkoxides Chemical class 0.000 title abstract 2
- 125000001475 halogen functional group Chemical group 0.000 title abstract 2
- 229940079877 pyrogallol Drugs 0.000 title abstract 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 title 1
- 150000002170 ethers Chemical class 0.000 title 1
- 150000003839 salts Chemical class 0.000 abstract 4
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical group 0.000 abstract 1
- 125000004453 alkoxycarbonyl group Chemical group 0.000 abstract 1
- XEGGRYVFLWGFHI-UHFFFAOYSA-N bendiocarb Chemical compound CNC(=O)OC1=CC=CC2=C1OC(C)(C)O2 XEGGRYVFLWGFHI-UHFFFAOYSA-N 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000004043 dyeing Methods 0.000 abstract 1
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 239000002917 insecticide Substances 0.000 abstract 1
- 239000010985 leather Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- NBTOZLQBSIZIKS-UHFFFAOYSA-N methoxide Chemical compound [O-]C NBTOZLQBSIZIKS-UHFFFAOYSA-N 0.000 abstract 1
- 235000013311 vegetables Nutrition 0.000 abstract 1
- 210000002268 wool Anatomy 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
- C07C65/03—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring
-
- 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
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
-
- 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
-
- 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
- C07C41/16—Preparation of ethers by reaction of esters of mineral or organic acids with hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/21—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB27430/75A GB1549858A (en) | 1975-06-28 | 1975-06-28 | Production of pyrogallol |
| GB280176 | 1976-01-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2317263A1 true FR2317263A1 (fr) | 1977-02-04 |
| FR2317263B1 FR2317263B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-10-22 |
Family
ID=26237738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7619528A Granted FR2317263A1 (fr) | 1975-06-28 | 1976-06-25 | Procede de preparation de pyrogallol ou de ses sels |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0025659A3 (en) * | 1979-09-14 | 1981-07-22 | Fbc Limited | Processes for the production of 1,2,3-trihydroxyphenyl compounds; processes for the production of substituted phenol compounds and of derivatives thereof; 2,6-dimethyl phenol derivatives |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5553229A (en) * | 1978-10-13 | 1980-04-18 | Otsuka Chem Co Ltd | Preparation of alkoxyphenol compound |
| GB2097000B (en) * | 1979-03-19 | 1983-11-30 | Riker Laboratories Inc | Process for the preparation of 1,4-bis(2,2,2-trifluoroethoxy) benzene |
| JP3364727B2 (ja) * | 1993-10-22 | 2003-01-08 | イハラケミカル工業株式会社 | ２，２−ビス（３，５−ジ置換−４−ヒドロキシフェニル）プロパン誘導体とその製造方法およびこの誘導体を用いるピロガロールの製造法 |
| DE4423356A1 (de) | 1994-07-04 | 1996-01-11 | Bayer Ag | Verbessertes Verfahren zur Herstellung von 3,5-Dihydroxy-4-brombenzoesäure |
| JP2009001506A (ja) * | 2007-06-19 | 2009-01-08 | Sankyo Kasei Kk | トリヒドロキシベンゾフェノンの製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE493198C (de) * | 1927-10-04 | 1930-03-05 | Holzverkohlungs Ind Akt Ges | Verfahren zur Gewinnung von mehrwertigen Phenolen und ihren Homologen aus Holzteer und Holzteeroelen unter gleichzeitiger Gewinnung von Methanol |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1942827A (en) * | 1933-03-27 | 1934-01-09 | Dow Chemical Co | Tertiary alkyl substituted orthodihydroxy benzenes |
| DE2210254A1 (de) * | 1972-03-03 | 1973-09-06 | Dynamit Nobel Ag | Verfahren zur herstellung von phenolaethern bzw. phenolen |
| NL179047C (nl) * | 1973-12-11 | 1986-07-01 | Oce Andeno Bv | Werkwijze voor de bereiding van s-trimethoxy-benzeen. |
-
1976
- 1976-06-15 IL IL49803A patent/IL49803A/xx unknown
- 1976-06-22 DE DE19762627874 patent/DE2627874A1/de active Granted
- 1976-06-23 NL NL7606835A patent/NL7606835A/xx not_active Application Discontinuation
- 1976-06-25 FR FR7619528A patent/FR2317263A1/fr active Granted
- 1976-06-28 JP JP51075636A patent/JPS6039057B2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE493198C (de) * | 1927-10-04 | 1930-03-05 | Holzverkohlungs Ind Akt Ges | Verfahren zur Gewinnung von mehrwertigen Phenolen und ihren Homologen aus Holzteer und Holzteeroelen unter gleichzeitiger Gewinnung von Methanol |
Non-Patent Citations (1)
| Title |
|---|
| EXBK/41 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0025659A3 (en) * | 1979-09-14 | 1981-07-22 | Fbc Limited | Processes for the production of 1,2,3-trihydroxyphenyl compounds; processes for the production of substituted phenol compounds and of derivatives thereof; 2,6-dimethyl phenol derivatives |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2627874A1 (de) | 1977-01-13 |
| JPS6039057B2 (ja) | 1985-09-04 |
| IL49803A (en) | 1979-11-30 |
| NL7606835A (nl) | 1976-12-30 |
| IL49803A0 (en) | 1976-08-31 |
| JPS525721A (en) | 1977-01-17 |
| FR2317263B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-10-22 |
| DE2627874C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |