FR2145654A1 - - Google Patents
Info
- Publication number
- FR2145654A1 FR2145654A1 FR7225353A FR7225353A FR2145654A1 FR 2145654 A1 FR2145654 A1 FR 2145654A1 FR 7225353 A FR7225353 A FR 7225353A FR 7225353 A FR7225353 A FR 7225353A FR 2145654 A1 FR2145654 A1 FR 2145654A1
- Authority
- FR
- France
- 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.)
- Granted
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
- C07D311/78—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
-
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16269671A | 1971-07-14 | 1971-07-14 | |
US217383A US3873714A (en) | 1971-07-14 | 1972-01-12 | Xanthone carboxylic acids and derivatives |
US00259853A US3818042A (en) | 1972-01-12 | 1972-06-05 | Xanthone carboxylic acids and derivatives |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2145654A1 true FR2145654A1 (xx) | 1973-02-23 |
FR2145654B1 FR2145654B1 (xx) | 1975-06-20 |
Family
ID=27388786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7225353A Expired FR2145654B1 (xx) | 1971-07-14 | 1972-07-12 |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT326121B (xx) |
BE (1) | BE786169A (xx) |
CH (1) | CH580093A5 (xx) |
DE (1) | DE2234256A1 (xx) |
DK (1) | DK141096B (xx) |
ES (6) | ES404786A1 (xx) |
FR (1) | FR2145654B1 (xx) |
GB (1) | GB1386436A (xx) |
IL (1) | IL39890A (xx) |
NL (1) | NL7209628A (xx) |
SE (1) | SE388421B (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4585876A (en) * | 1982-11-25 | 1986-04-29 | Ciba-Geigy Corporation | Novel xanthones and thioxanthones |
-
0
- BE BE786169D patent/BE786169A/xx unknown
-
1972
- 1972-07-12 GB GB3253372A patent/GB1386436A/en not_active Expired
- 1972-07-12 IL IL3989072A patent/IL39890A/en unknown
- 1972-07-12 FR FR7225353A patent/FR2145654B1/fr not_active Expired
- 1972-07-12 CH CH1045672A patent/CH580093A5/xx not_active IP Right Cessation
- 1972-07-12 DK DK347772A patent/DK141096B/da unknown
- 1972-07-12 AT AT599372A patent/AT326121B/de not_active IP Right Cessation
- 1972-07-12 ES ES404786A patent/ES404786A1/es not_active Expired
- 1972-07-12 SE SE919672A patent/SE388421B/xx unknown
- 1972-07-12 DE DE19722234256 patent/DE2234256A1/de active Pending
- 1972-07-12 NL NL7209628A patent/NL7209628A/xx unknown
-
1975
- 1975-03-15 ES ES435671A patent/ES435671A1/es not_active Expired
- 1975-03-15 ES ES435673A patent/ES435673A1/es not_active Expired
- 1975-03-15 ES ES435669A patent/ES435669A1/es not_active Expired
- 1975-03-15 ES ES435670A patent/ES435670A1/es not_active Expired
- 1975-03-15 ES ES435672A patent/ES435672A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT326121B (de) | 1975-11-25 |
NL7209628A (xx) | 1973-01-16 |
AU4445672A (en) | 1974-01-17 |
ATA599372A (de) | 1975-02-15 |
CH580093A5 (xx) | 1976-09-30 |
DK141096B (da) | 1980-01-14 |
ES435669A1 (es) | 1977-05-01 |
DK141096C (xx) | 1980-07-14 |
IL39890A (en) | 1976-02-29 |
SE388421B (sv) | 1976-10-04 |
GB1386436A (en) | 1975-03-05 |
FR2145654B1 (xx) | 1975-06-20 |
ES404786A1 (es) | 1976-01-01 |
ES435673A1 (es) | 1977-07-01 |
BE786169A (fr) | 1973-01-12 |
ES435671A1 (es) | 1977-05-01 |
ES435672A1 (es) | 1977-05-01 |
DE2234256A1 (de) | 1973-01-25 |
ES435670A1 (es) | 1977-05-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |