CH602547A5 - - Google Patents
Info
- Publication number
- CH602547A5 CH602547A5 CH1046072A CH1046072A CH602547A5 CH 602547 A5 CH602547 A5 CH 602547A5 CH 1046072 A CH1046072 A CH 1046072A CH 1046072 A CH1046072 A CH 1046072A CH 602547 A5 CH602547 A5 CH 602547A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
- C07D311/82—Xanthenes
- C07D311/84—Xanthenes with hetero atoms or 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 9
- C07D311/86—Oxygen atoms, e.g. xanthones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21728672A | 1972-01-12 | 1972-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH602547A5 true CH602547A5 (en) | 1978-07-31 |
Family
ID=22810414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1046072A CH602547A5 (en) | 1972-01-12 | 1972-07-12 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4880534A (en) |
| CA (1) | CA967581A (en) |
| CH (1) | CH602547A5 (en) |
| DE (1) | DE2234152A1 (en) |
| ES (2) | ES404789A1 (en) |
| FR (1) | FR2167489B1 (en) |
| GB (1) | GB1384447A (en) |
| NL (1) | NL7209622A (en) |
| SE (1) | SE397825B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977489B (en) * | 2017-04-20 | 2019-05-31 | 清华大学 | A method of preparing polysubstituted xanthones derivative |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3642997A (en) * | 1969-06-25 | 1972-02-15 | Merck & Co Inc | Tricyclic carboxylic acids in the treatment of inflammation |
| BE759292A (en) * | 1969-11-27 | 1971-05-24 | Allen & Hanburys Ltd | XANTHONE DERIVATIVES, THEIR PREPARATION AND THEIR USE |
-
1972
- 1972-07-12 ES ES404789A patent/ES404789A1/en not_active Expired
- 1972-07-12 GB GB3253772A patent/GB1384447A/en not_active Expired
- 1972-07-12 CH CH1046072A patent/CH602547A5/xx not_active IP Right Cessation
- 1972-07-12 FR FR7225351A patent/FR2167489B1/fr not_active Expired
- 1972-07-12 JP JP6984772A patent/JPS4880534A/ja active Pending
- 1972-07-12 SE SE920072A patent/SE397825B/en unknown
- 1972-07-12 CA CA146,890A patent/CA967581A/en not_active Expired
- 1972-07-12 DE DE19722234152 patent/DE2234152A1/en active Pending
- 1972-07-12 NL NL7209622A patent/NL7209622A/xx not_active Application Discontinuation
-
1975
- 1975-02-20 ES ES75434925A patent/ES434925A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES434925A1 (en) | 1976-12-16 |
| DE2234152A1 (en) | 1973-07-26 |
| GB1384447A (en) | 1975-02-19 |
| NL7209622A (en) | 1973-07-16 |
| CA967581A (en) | 1975-05-13 |
| JPS4880534A (en) | 1973-10-29 |
| FR2167489B1 (en) | 1975-10-31 |
| FR2167489A1 (en) | 1973-08-24 |
| SE397825B (en) | 1977-11-21 |
| ES404789A1 (en) | 1975-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |