GB830098A - 4-hydroxycoumarin derivatives and the preparation thereof - Google Patents
4-hydroxycoumarin derivatives and the preparation thereofInfo
- Publication number
- GB830098A GB830098A GB294558A GB294558A GB830098A GB 830098 A GB830098 A GB 830098A GB 294558 A GB294558 A GB 294558A GB 294558 A GB294558 A GB 294558A GB 830098 A GB830098 A GB 830098A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hydroxycoumarin
- bis
- preparation
- coumarinyl
- hydroxy
- 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
- 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
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
- C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
- C07D311/46—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring
- C07D311/48—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring with two such benzopyran radicals linked together by a carbon chain
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS65557 | 1957-02-04 | ||
CS65457 | 1957-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB830098A true GB830098A (en) | 1960-03-09 |
Family
ID=25745319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB294558A Expired GB830098A (en) | 1957-02-04 | 1958-01-29 | 4-hydroxycoumarin derivatives and the preparation thereof |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE564246A (fr) |
CH (1) | CH365734A (fr) |
DE (1) | DE1132145B (fr) |
FR (1) | FR1201496A (fr) |
GB (1) | GB830098A (fr) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE12546C (de) * | G. MÜLLER in Schweinfurt | Neuerungen an Cement-Dach-Falzziegeln |
-
1958
- 1958-01-25 BE BE564246A patent/BE564246A/xx unknown
- 1958-01-27 CH CH5512958A patent/CH365734A/de unknown
- 1958-01-29 GB GB294558A patent/GB830098A/en not_active Expired
- 1958-01-30 DE DE1958S0056765 patent/DE1132145B/de active Pending
- 1958-02-04 FR FR1201496D patent/FR1201496A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE564246A (fr) | 1958-02-15 |
DE1132145B (de) | 1962-06-28 |
FR1201496A (fr) | 1959-12-30 |
CH365734A (de) | 1962-11-30 |
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