JPS4994676A - - Google Patents
Info
- Publication number
- JPS4994676A JPS4994676A JP13932273A JP13932273A JPS4994676A JP S4994676 A JPS4994676 A JP S4994676A JP 13932273 A JP13932273 A JP 13932273A JP 13932273 A JP13932273 A JP 13932273A JP S4994676 A JPS4994676 A JP S4994676A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
- C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
-
- 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
- C07C45/70—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 with functional groups containing oxygen only in singly bound form
- C07C45/71—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 with functional groups containing oxygen only in singly bound form being hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pyrane Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5790372A GB1399647A (en) | 1972-12-15 | 1972-12-15 | Phenoxyalkoxy-chromone derivatives processes for their preparation and compositions containing them |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4994676A true JPS4994676A (enrdf_load_stackoverflow) | 1974-09-09 |
Family
ID=10480322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13932273A Pending JPS4994676A (enrdf_load_stackoverflow) | 1972-12-15 | 1973-12-15 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4994676A (enrdf_load_stackoverflow) |
| DE (1) | DE2361761A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2210406B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1399647A (enrdf_load_stackoverflow) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3996E (fr) * | 1903-04-04 | 1905-04-19 | Hassemer E | Nouveau dispositif pour le remuage des bouteilles de vins mousseux et de champagne |
| GB1144905A (en) * | 1965-03-25 | 1969-03-12 | Fisons Pharmaceuticals Ltd | Substituted bis-(2-carboxy-chromonyl-oxy) derivatives and preparation and pharmaceutical compositions thereof |
| US3965122A (en) * | 1970-12-30 | 1976-06-22 | Fujisawa Pharmaceutical Co., Ltd. | Chromone compounds and preparation thereof |
| GB1384530A (en) * | 1971-07-29 | 1975-02-19 | Fisons Ltd | Chromone derivatives |
| BE794639A (en) * | 1973-01-26 | 1973-05-16 | Fisons Ltd | Phenoxy-alkyloxy-4-oxo-4h-1-benzopyran-2-carboxylic - acids and-2-yl tetrazoles - anaphylactic slow reacting substance anta |
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1972
- 1972-12-15 GB GB5790372A patent/GB1399647A/en not_active Expired
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1973
- 1973-12-12 DE DE19732361761 patent/DE2361761A1/de active Pending
- 1973-12-14 FR FR7344704A patent/FR2210406B1/fr not_active Expired
- 1973-12-15 JP JP13932273A patent/JPS4994676A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2210406A1 (enrdf_load_stackoverflow) | 1974-07-12 |
| GB1399647A (en) | 1975-07-02 |
| FR2210406B1 (enrdf_load_stackoverflow) | 1978-01-13 |
| DE2361761A1 (de) | 1974-07-04 |