CH539592A - Verfahren zur Herstellung von Meso-nordihydroguaiaretsäure - Google Patents
Verfahren zur Herstellung von Meso-nordihydroguaiaretsäureInfo
- Publication number
- CH539592A CH539592A CH1789372A CH1789372A CH539592A CH 539592 A CH539592 A CH 539592A CH 1789372 A CH1789372 A CH 1789372A CH 1789372 A CH1789372 A CH 1789372A CH 539592 A CH539592 A CH 539592A
- Authority
- CH
- Switzerland
- Prior art keywords
- meso
- preparation
- nordihydroguaiaretic acid
- nordihydroguaiaretic
- acid
- Prior art date
Links
- HCZKYJDFEPMADG-UHFFFAOYSA-N erythro-nordihydroguaiaretic acid Natural products C=1C=C(O)C(O)=CC=1CC(C)C(C)CC1=CC=C(O)C(O)=C1 HCZKYJDFEPMADG-UHFFFAOYSA-N 0.000 title 1
- 229960003951 masoprocol Drugs 0.000 title 1
- HCZKYJDFEPMADG-TXEJJXNPSA-N masoprocol Chemical compound C([C@H](C)[C@H](C)CC=1C=C(O)C(O)=CC=1)C1=CC=C(O)C(O)=C1 HCZKYJDFEPMADG-TXEJJXNPSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D307/10—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/12—Radicals substituted by oxygen atoms
-
- 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
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/82—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/205—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring the aromatic ring being a non-condensed ring
- C07C43/2055—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring the aromatic ring being a non-condensed ring containing more than one ether bond
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
-
- 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
- C07C49/84—Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
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 |
|---|---|---|---|
| US78241468A | 1968-12-09 | 1968-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH539592A true CH539592A (de) | 1973-09-14 |
Family
ID=25125975
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1733169A CH533071A (de) | 1968-12-09 | 1969-11-21 | Verfahren zur Herstellung von Meso-nordihydroguaiaretsäure |
| CH1789372A CH539592A (de) | 1968-12-09 | 1969-11-21 | Verfahren zur Herstellung von Meso-nordihydroguaiaretsäure |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1733169A CH533071A (de) | 1968-12-09 | 1969-11-21 | Verfahren zur Herstellung von Meso-nordihydroguaiaretsäure |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3769350A (de) |
| BE (1) | BE742772A (de) |
| CH (2) | CH533071A (de) |
| DE (1) | DE1961778A1 (de) |
| FR (1) | FR2025696A1 (de) |
| GB (2) | GB1261630A (de) |
| IT (1) | IT1050702B (de) |
| NL (1) | NL6918392A (de) |
| SE (1) | SE377559B (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4562298A (en) * | 1982-10-25 | 1985-12-31 | Chemex Pharmaceuticals, Inc. | Optically active nordihydroguaiaretic acid and intermediates |
| US5010100A (en) * | 1983-11-14 | 1991-04-23 | Merck & Co. Inc. | Certain 2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists |
| NZ215866A (en) * | 1985-04-22 | 1989-11-28 | Merck & Co Inc | 2,5-di(aryl/heterocyclyl) tetrahydro-furans and pharmaceutical compositions |
| AU654937B2 (en) * | 1985-11-04 | 1994-12-01 | Block Drug Company Inc., The | Racemic nordihydroguaiaretic acid and intermediates |
| US4954659A (en) * | 1987-10-21 | 1990-09-04 | Chemex Pharmaceuticals, Inc. | 1,4-bis (dihydroxyphenyl) butane and analogs |
| NZ227287A (en) * | 1987-12-21 | 1992-01-29 | Merck & Co Inc | 2,5-diaryl tetrahydrofurans and medicaments |
| US4996203A (en) * | 1987-12-21 | 1991-02-26 | Merck & Co., Inc. | 2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists |
| US5011847A (en) * | 1989-06-08 | 1991-04-30 | Merck & Co., Inc. | 2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists |
| US4977146A (en) * | 1989-06-08 | 1990-12-11 | Merck & Co., Inc. | 2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists |
| US5114961A (en) * | 1989-06-08 | 1992-05-19 | Merck & Co., Inc. | 2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists |
| US5001123A (en) * | 1989-06-08 | 1991-03-19 | Merck & Co., Inc. | 2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists |
| DE60224098T2 (de) * | 2002-03-27 | 2008-12-04 | an Indian Reg. body incorporated under Reg. of Societies Act (Act XXI of 1860) Rafi Marg | Herstellung eines neolignans mittels durch ddq vermittelte dimerisierung von dihydroasaron |
| WO2010014936A2 (en) | 2008-08-01 | 2010-02-04 | Erimos Pharmaceuticals Llc | Scalable synthetic process for making terameprocol |
-
1968
- 1968-12-09 US US00782414A patent/US3769350A/en not_active Expired - Lifetime
-
1969
- 1969-11-21 CH CH1733169A patent/CH533071A/de not_active IP Right Cessation
- 1969-11-21 CH CH1789372A patent/CH539592A/de unknown
- 1969-12-04 GB GB53907/70A patent/GB1261630A/en not_active Expired
- 1969-12-04 GB GB59234/69A patent/GB1261629A/en not_active Expired
- 1969-12-08 BE BE742772D patent/BE742772A/xx unknown
- 1969-12-08 NL NL6918392A patent/NL6918392A/xx unknown
- 1969-12-09 SE SE6916985A patent/SE377559B/xx unknown
- 1969-12-09 IT IT25551/69A patent/IT1050702B/it active
- 1969-12-09 FR FR6942459A patent/FR2025696A1/fr not_active Withdrawn
- 1969-12-09 DE DE19691961778 patent/DE1961778A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH533071A (de) | 1973-01-31 |
| NL6918392A (de) | 1970-06-11 |
| IT1050702B (it) | 1981-03-20 |
| GB1261630A (en) | 1972-01-26 |
| BE742772A (de) | 1970-06-08 |
| DE1961778A1 (de) | 1970-06-18 |
| US3769350A (en) | 1973-10-30 |
| SE377559B (de) | 1975-07-14 |
| FR2025696A1 (de) | 1970-09-11 |
| GB1261629A (en) | 1972-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PLZ | Patent of addition ceased |