JPS525721A - Process for preparing pyrogallol or its salt - Google Patents
Process for preparing pyrogallol or its saltInfo
- Publication number
- JPS525721A JPS525721A JP51075636A JP7563676A JPS525721A JP S525721 A JPS525721 A JP S525721A JP 51075636 A JP51075636 A JP 51075636A JP 7563676 A JP7563676 A JP 7563676A JP S525721 A JPS525721 A JP S525721A
- Authority
- JP
- Japan
- Prior art keywords
- salt
- pyrogallol
- preparing
- preparing pyrogallol
- 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
- 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
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB27430/75A GB1549858A (en) | 1975-06-28 | 1975-06-28 | Production of pyrogallol |
GB27430 | 1975-06-28 | ||
GB2801 | 1976-01-24 | ||
GB280176 | 1976-01-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS525721A true JPS525721A (en) | 1977-01-17 |
JPS6039057B2 JPS6039057B2 (en) | 1985-09-04 |
Family
ID=26237738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51075636A Expired JPS6039057B2 (en) | 1975-06-28 | 1976-06-28 | Method for producing pyrogallol or its salts |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS6039057B2 (en) |
DE (1) | DE2627874A1 (en) |
FR (1) | FR2317263A1 (en) |
IL (1) | IL49803A (en) |
NL (1) | NL7606835A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5553229A (en) * | 1978-10-13 | 1980-04-18 | Otsuka Chem Co Ltd | Preparation of alkoxyphenol compound |
JPH01125339A (en) * | 1979-03-19 | 1989-05-17 | Riker Lab Inc | Production of 1, 4-bis (2, 2, 2- trifluoroethoxy)benzene |
JP2009001506A (en) * | 2007-06-19 | 2009-01-08 | Sankyo Kasei Kk | Production method of trihydroxybenzophenone |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0025659B1 (en) * | 1979-09-14 | 1983-11-02 | Fbc Limited | Processes for the production of 1,2,3-trihydroxyphenyl compounds |
JP3364727B2 (en) * | 1993-10-22 | 2003-01-08 | イハラケミカル工業株式会社 | 2,2-bis (3,5-disubstituted-4-hydroxyphenyl) propane derivative, method for producing the same, and method for producing pyrogallol using the derivative |
DE4423356A1 (en) | 1994-07-04 | 1996-01-11 | Bayer Ag | Improved process for the preparation of 3,5-dihydroxy-4-bromobenzoic acid |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE493198C (en) * | 1927-10-04 | 1930-03-05 | Holzverkohlungs Ind Akt Ges | Process for the production of polyhydric phenols and their homologues from wood tar and wood tar oil with simultaneous production of methanol |
US1942827A (en) * | 1933-03-27 | 1934-01-09 | Dow Chemical Co | Tertiary alkyl substituted orthodihydroxy benzenes |
DE2210254A1 (en) * | 1972-03-03 | 1973-09-06 | Dynamit Nobel Ag | METHOD FOR MANUFACTURING PHENOLAETHERS OR PHENOLS |
NL179047C (en) * | 1973-12-11 | 1986-07-01 | Oce Andeno Bv | PROCESS FOR THE PREPARATION OF S-TRIMETHOXY-BENZENE. |
-
1976
- 1976-06-15 IL IL49803A patent/IL49803A/en unknown
- 1976-06-22 DE DE19762627874 patent/DE2627874A1/en active Granted
- 1976-06-23 NL NL7606835A patent/NL7606835A/en not_active Application Discontinuation
- 1976-06-25 FR FR7619528A patent/FR2317263A1/en active Granted
- 1976-06-28 JP JP51075636A patent/JPS6039057B2/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5553229A (en) * | 1978-10-13 | 1980-04-18 | Otsuka Chem Co Ltd | Preparation of alkoxyphenol compound |
JPH01125339A (en) * | 1979-03-19 | 1989-05-17 | Riker Lab Inc | Production of 1, 4-bis (2, 2, 2- trifluoroethoxy)benzene |
JPH0372212B2 (en) * | 1979-03-19 | 1991-11-18 | Riker Laboratories Inc | |
JP2009001506A (en) * | 2007-06-19 | 2009-01-08 | Sankyo Kasei Kk | Production method of trihydroxybenzophenone |
Also Published As
Publication number | Publication date |
---|---|
DE2627874A1 (en) | 1977-01-13 |
FR2317263A1 (en) | 1977-02-04 |
DE2627874C2 (en) | 1987-12-03 |
NL7606835A (en) | 1976-12-30 |
IL49803A (en) | 1979-11-30 |
FR2317263B1 (en) | 1982-10-22 |
IL49803A0 (en) | 1976-08-31 |
JPS6039057B2 (en) | 1985-09-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HU174396B (en) | Process for preparing 17-alpha-hydroxy-corticosteroids | |
JPS5273833A (en) | Process for preparing orthoo hydroxyarylaldehyde | |
CS191310B2 (en) | Process for preparing 11-deoxy-16-aryloxy-omega-tetranorprostaglandines | |
GB1548032A (en) | Process for preparing amono-acid admides | |
HU175022B (en) | Process for preparing 11-deoxy-acetylene-aryl-prostaglandins | |
JPS5274598A (en) | Process for preparing hydroxylamine salt | |
JPS5239608A (en) | Process for preparing perfluoroalkyliodide teromer | |
YU208176A (en) | Process for preparing n-tetrahydrofurfuryl-nor-oximorphones | |
HU172964B (en) | Process for preparing n-aryl-n-/1-l-4-piperidinyl/-aryl-acetamides | |
JPS52233A (en) | Process for preparing paraaalkylphenol | |
HU174650B (en) | Process for preparing l-piroglutamyl-l-prolinamide | |
JPS5273803A (en) | Process for preparing halogenoalkene | |
JPS525721A (en) | Process for preparing pyrogallol or its salt | |
GB1542488A (en) | Process for preparing alpha-amino-gamma-methylmercaptobutyronitrile | |
JPS51115453A (en) | Process for preparing 22naphtylaminee 11sulphonate | |
HU174888B (en) | Process for preparing 1-naphthyl-n-methyl-carbamate | |
JPS51125467A (en) | Process for preparing graftcopolymer | |
HU174777B (en) | Process for preparing 2-acylamino-oxazoles | |
HU175729B (en) | Process for preparing fluoro-prostaglandins | |
GB1543929A (en) | Process for preparing dihalovinylcyclopropane-carboxylates | |
JPS5210202A (en) | Process for preparing c2hydrocarbon | |
HU174667B (en) | Process for preparing omega-amino-alkane-carbonyl-aryl-amides | |
HU174633B (en) | Process for preparing glycol-aldehyde | |
EG12462A (en) | Process for preparing imidazolobenzodiazepines | |
YU215176A (en) | Process for preparing phenyl-ureas |