AT327897B - Verfahren zur herstellung neuer xanthoncarbonsaureverbindungen - Google Patents
Verfahren zur herstellung neuer xanthoncarbonsaureverbindungenInfo
- Publication number
- AT327897B AT327897B AT860574*7A AT860574A AT327897B AT 327897 B AT327897 B AT 327897B AT 860574 A AT860574 A AT 860574A AT 327897 B AT327897 B AT 327897B
- Authority
- AT
- Austria
- Prior art keywords
- carbonic acid
- acid compounds
- preparing new
- xanthone
- new xanthone
- Prior art date
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/08—Antiallergic agents
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Pulmonology (AREA)
- Immunology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00217287A US3849565A (en) | 1972-01-12 | 1972-01-12 | Disubstituted xanthone carboxylic acid compounds for inhibiting asthma |
| US25985272A | 1972-06-05 | 1972-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA860574A ATA860574A (de) | 1975-05-15 |
| AT327897B true AT327897B (de) | 1976-02-25 |
Family
ID=26911795
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT860674*7A AT327898B (de) | 1972-01-12 | 1972-07-12 | Verfahren zur herstellung neuer xanthoncarbonsaureverbindungen |
| AT860574*7A AT327897B (de) | 1972-01-12 | 1972-07-12 | Verfahren zur herstellung neuer xanthoncarbonsaureverbindungen |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT860674*7A AT327898B (de) | 1972-01-12 | 1972-07-12 | Verfahren zur herstellung neuer xanthoncarbonsaureverbindungen |
Country Status (15)
| Country | Link |
|---|---|
| JP (4) | JPS5347107B2 (es) |
| AR (5) | AR202889A1 (es) |
| AT (2) | AT327898B (es) |
| AU (1) | AU465362B2 (es) |
| BE (1) | BE793749A (es) |
| CA (1) | CA1014167A (es) |
| CH (4) | CH586692A5 (es) |
| DE (1) | DE2265054A1 (es) |
| ES (6) | ES404790A1 (es) |
| FR (1) | FR2167490B1 (es) |
| GB (4) | GB1398722A (es) |
| IL (1) | IL39891A (es) |
| NL (1) | NL7209629A (es) |
| NO (3) | NO137199C (es) |
| SE (1) | SE387946B (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1010719A3 (nl) | 1996-10-28 | 1998-12-01 | Dsm Nv | Werkwijze voor de bereiding van hydroxylammoniumzouten. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE759292A (fr) * | 1969-11-27 | 1971-05-24 | Allen & Hanburys Ltd | Derives de xanthone, leur preparation et leur emploi |
-
0
- BE BE793749D patent/BE793749A/xx unknown
-
1972
- 1972-07-12 CH CH1177376A patent/CH586692A5/xx not_active IP Right Cessation
- 1972-07-12 DE DE19722265054 patent/DE2265054A1/de active Pending
- 1972-07-12 SE SE7209197A patent/SE387946B/xx unknown
- 1972-07-12 FR FR7225352A patent/FR2167490B1/fr not_active Expired
- 1972-07-12 NL NL7209629A patent/NL7209629A/xx not_active Application Discontinuation
- 1972-07-12 AT AT860674*7A patent/AT327898B/de not_active IP Right Cessation
- 1972-07-12 CH CH1177476A patent/CH586693A5/xx not_active IP Right Cessation
- 1972-07-12 GB GB3253472A patent/GB1398722A/en not_active Expired
- 1972-07-12 GB GB4736974A patent/GB1398723A/en not_active Expired
- 1972-07-12 CH CH1177576A patent/CH586694A5/xx not_active IP Right Cessation
- 1972-07-12 IL IL39891A patent/IL39891A/en unknown
- 1972-07-12 NO NO2495/72A patent/NO137199C/no unknown
- 1972-07-12 GB GB4737574A patent/GB1398725A/en not_active Expired
- 1972-07-12 AR AR243026A patent/AR202889A1/es active
- 1972-07-12 JP JP6985272A patent/JPS5347107B2/ja not_active Expired
- 1972-07-12 GB GB4737374A patent/GB1398724A/en not_active Expired
- 1972-07-12 AT AT860574*7A patent/AT327897B/de not_active IP Right Cessation
- 1972-07-12 AU AU44458/72A patent/AU465362B2/en not_active Expired
- 1972-07-12 ES ES404790A patent/ES404790A1/es not_active Expired
- 1972-07-12 CH CH1045772A patent/CH588483A5/xx not_active IP Right Cessation
-
1973
- 1973-01-01 AR AR249068A patent/AR208274A1/es active
- 1973-03-19 NO NO1091/73A patent/NO137203C/no unknown
- 1973-03-19 NO NO1092/73A patent/NO137204C/no unknown
- 1973-07-13 AR AR249071A patent/AR202188A1/es active
-
1974
- 1974-11-14 CA CA213,708A patent/CA1014167A/en not_active Expired
-
1975
- 1975-01-01 AR AR258182A patent/AR206919A1/es active
- 1975-01-01 AR AR259804A patent/AR206878A1/es active
- 1975-01-03 ES ES433555A patent/ES433555A1/es not_active Expired
- 1975-01-03 ES ES433554A patent/ES433554A1/es not_active Expired
- 1975-01-03 ES ES433552A patent/ES433552A1/es not_active Expired
- 1975-01-03 ES ES433553A patent/ES433553A1/es not_active Expired
- 1975-02-26 ES ES435108A patent/ES435108A1/es not_active Expired
-
1977
- 1977-06-01 JP JP6457277A patent/JPS5350172A/ja active Pending
- 1977-06-01 JP JP6457077A patent/JPS5350170A/ja active Pending
- 1977-06-01 JP JP6457177A patent/JPS5350171A/ja active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |