ES404792A1 - Un procedimiento para la preparacion de nuevos compuestos de acidos xantonacarboxilicos sustituidos. - Google Patents
Un procedimiento para la preparacion de nuevos compuestos de acidos xantonacarboxilicos sustituidos.Info
- Publication number
- ES404792A1 ES404792A1 ES404792A ES404792A ES404792A1 ES 404792 A1 ES404792 A1 ES 404792A1 ES 404792 A ES404792 A ES 404792A ES 404792 A ES404792 A ES 404792A ES 404792 A1 ES404792 A1 ES 404792A1
- Authority
- ES
- Spain
- Prior art keywords
- optionally
- xanthone
- lower alkyl
- alkyl
- procedure
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio 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
- C07C65/24—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 polycyclic
-
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23175672A | 1972-03-03 | 1972-03-03 | |
| US00259671A US3821252A (en) | 1972-03-03 | 1972-06-05 | 6-acyl-xanthone-2-carboxylic acids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES404792A1 true ES404792A1 (es) | 1975-11-16 |
Family
ID=26925402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES404792A Expired ES404792A1 (es) | 1972-03-03 | 1972-07-12 | Un procedimiento para la preparacion de nuevos compuestos de acidos xantonacarboxilicos sustituidos. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3821252A (enExample) |
| JP (1) | JPS48103577A (enExample) |
| ES (1) | ES404792A1 (enExample) |
| FR (1) | FR2173880B1 (enExample) |
| GB (4) | GB1394385A (enExample) |
| NL (1) | NL7209630A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3920826A (en) * | 1974-07-01 | 1975-11-18 | American Home Prod | Method of treating antiarrhythmic activity with bis(2-(dialkylamino)ethoxy)xanthen-9-one antiarrhythmic agents |
| US4122201A (en) * | 1974-11-11 | 1978-10-24 | Smithkline Corporation | Method of treating asthma with 4,6-dihydroxy-2H-pyran-2-ones |
-
1972
- 1972-06-05 US US00259671A patent/US3821252A/en not_active Expired - Lifetime
- 1972-07-12 GB GB4468474A patent/GB1394385A/en not_active Expired
- 1972-07-12 NL NL7209630A patent/NL7209630A/xx unknown
- 1972-07-12 GB GB4467474A patent/GB1394384A/en not_active Expired
- 1972-07-12 FR FR7225347A patent/FR2173880B1/fr not_active Expired
- 1972-07-12 GB GB4468574A patent/GB1394386A/en not_active Expired
- 1972-07-12 ES ES404792A patent/ES404792A1/es not_active Expired
- 1972-07-12 JP JP47069851A patent/JPS48103577A/ja active Pending
- 1972-07-12 GB GB3253872A patent/GB1394383A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3821252A (en) | 1974-06-28 |
| GB1394384A (en) | 1975-05-14 |
| FR2173880B1 (enExample) | 1975-10-31 |
| GB1394383A (en) | 1975-05-14 |
| NL7209630A (enExample) | 1973-09-06 |
| FR2173880A1 (enExample) | 1973-10-12 |
| GB1394386A (en) | 1975-05-14 |
| JPS48103577A (enExample) | 1973-12-25 |
| GB1394385A (en) | 1975-05-14 |
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