ES433549A1 - Un procedimiento para la produccion de nuevos compuestos deacidos xantona-2-carboxilicos 5, 7-disustituidos. - Google Patents
Un procedimiento para la produccion de nuevos compuestos deacidos xantona-2-carboxilicos 5, 7-disustituidos.Info
- Publication number
- ES433549A1 ES433549A1 ES433549A ES433549A ES433549A1 ES 433549 A1 ES433549 A1 ES 433549A1 ES 433549 A ES433549 A ES 433549A ES 433549 A ES433549 A ES 433549A ES 433549 A1 ES433549 A1 ES 433549A1
- Authority
- ES
- Spain
- Prior art keywords
- carboxylic acid
- xanthone
- alkyl
- carboxylic
- alkoxy
- 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
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
-
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00217287A US3849565A (en) | 1972-01-12 | 1972-01-12 | Disubstituted xanthone carboxylic acid compounds for inhibiting asthma |
Publications (1)
Publication Number | Publication Date |
---|---|
ES433549A1 true ES433549A1 (es) | 1976-12-16 |
Family
ID=22810416
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES433549A Expired ES433549A1 (es) | 1972-01-12 | 1975-01-03 | Un procedimiento para la produccion de nuevos compuestos deacidos xantona-2-carboxilicos 5, 7-disustituidos. |
ES433550A Expired ES433550A1 (es) | 1972-01-12 | 1975-01-03 | Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos. |
ES433551A Expired ES433551A1 (es) | 1972-01-12 | 1975-01-03 | Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos. |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES433550A Expired ES433550A1 (es) | 1972-01-12 | 1975-01-03 | Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos. |
ES433551A Expired ES433551A1 (es) | 1972-01-12 | 1975-01-03 | Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3849565A (es) |
AT (2) | AT327893B (es) |
DE (1) | DE2234254A1 (es) |
ES (3) | ES433549A1 (es) |
ZA (1) | ZA724756B (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3951618A (en) * | 1974-03-12 | 1976-04-20 | Syntex (U.S.A.) Inc. | Method of use of, and compositions containing, disubstituted xanthone carboxylic acid compounds |
IL47519A (en) * | 1974-07-09 | 1979-03-12 | Roussel Uclaf | 7-sulphinimidoyl(sulphimidoyl)-xanthone-2-carboxylic acid derivatives, their preparation and pharmaceutical compositions containing them |
US4078078A (en) * | 1974-07-09 | 1978-03-07 | Roussel Uclaf | Novel xanthone-2-carboxylic acid compounds |
US4015009A (en) * | 1974-10-02 | 1977-03-29 | Smithkline Corporation | Pharmaceutical compositions comprising substituted 3-cinnamoyl-2H-pyran-2,6(3H)-diones |
US4032652A (en) * | 1975-04-23 | 1977-06-28 | Smithkline Corporation | Substituted 2h-pyran-2,6(3h)-dione derivatives, pharmaceutical compositions comprising such derivatives and methods of inhibiting the antigen-antibody reaction |
US4250097A (en) * | 1978-03-08 | 1981-02-10 | Syntex (U.S.A.) Inc. | Compositions for and a method of preventing diabetic complications |
US4242267A (en) * | 1980-02-04 | 1980-12-30 | Roussel Uclaf | Process for preparing 5-alkyl-7-(S-alkyl-sulfonimidoyl)-xanthone-2-carboxylic acids |
IT1223302B (it) * | 1987-09-16 | 1990-09-19 | Baldacci Lab Spa | Composti solfonamido derivati inibitori del sistema enzimatico aldoso-reduttasi e composizioni farmaceutiche che li contengono |
-
1972
- 1972-01-12 US US00217287A patent/US3849565A/en not_active Expired - Lifetime
- 1972-07-12 ZA ZA724756A patent/ZA724756B/xx unknown
- 1972-07-12 DE DE2234254A patent/DE2234254A1/de active Pending
- 1972-07-12 AT AT598972A patent/AT327893B/de not_active IP Right Cessation
- 1972-07-12 AT AT860474*7A patent/AT327896B/de not_active IP Right Cessation
-
1975
- 1975-01-03 ES ES433549A patent/ES433549A1/es not_active Expired
- 1975-01-03 ES ES433550A patent/ES433550A1/es not_active Expired
- 1975-01-03 ES ES433551A patent/ES433551A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES433550A1 (es) | 1976-12-01 |
ZA724756B (en) | 1974-02-27 |
AT327893B (de) | 1976-02-25 |
ATA860474A (de) | 1975-05-15 |
ES433551A1 (es) | 1976-12-01 |
AT327896B (de) | 1976-02-25 |
DE2234254A1 (de) | 1973-09-13 |
ATA598972A (de) | 1975-05-15 |
US3849565A (en) | 1974-11-19 |
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