CY156A - Improvements relating to 3-substituted 4-hydroxycoumarins and their application - Google Patents
Improvements relating to 3-substituted 4-hydroxycoumarins and their applicationInfo
- Publication number
- CY156A CY156A CY15657A CY15657A CY156A CY 156 A CY156 A CY 156A CY 15657 A CY15657 A CY 15657A CY 15657 A CY15657 A CY 15657A CY 156 A CY156 A CY 156A
- Authority
- CY
- Cyprus
- Prior art keywords
- hydroxycoumarins
- substituted
- application
- improvements relating
- relating
- 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
- C07D311/04—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Catching Or Destruction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH701111X | 1950-01-31 | ||
| CH289578T | 1950-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CY156A true CY156A (en) | 1957-02-18 |
Family
ID=25732896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CY15657A CY156A (en) | 1950-01-31 | 1957-02-18 | Improvements relating to 3-substituted 4-hydroxycoumarins and their application |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US2648682A (en) |
| BE (2) | BE500937A (en) |
| CH (3) | CH283657A (en) |
| CY (1) | CY156A (en) |
| DE (2) | DE884500C (en) |
| FR (2) | FR1028474A (en) |
| GB (2) | GB701111A (en) |
| LU (1) | LU30424A1 (en) |
| NL (4) | NL158446B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL80964C (en) * | 1952-03-08 | |||
| DE966535C (en) * | 1952-06-01 | 1957-08-22 | Schering Ag | Process for the preparation of 4-oxycoumarins substituted in the 3-position |
| DE947165C (en) * | 1952-08-09 | 1956-08-09 | Norddeutsche Affinerie | Process for the preparation of 4-oxycoumarins substituted in the 3-position |
| US2723277A (en) * | 1952-08-26 | 1955-11-08 | Hoffmann La Roche | Malonic acid derivatives and process for the manufacture thereof |
| US2777859A (en) * | 1953-02-05 | 1957-01-15 | Wisconsin Alumni Res Found | Warfarin-alkali metal derivatives and processes of preparing the same |
| US2743283A (en) * | 1954-08-23 | 1956-04-24 | Norddeutsch Affinerie | Novel 3-substituted 4-hydroxycoumarins and their process of preparation |
| DE1025894B (en) * | 1955-02-23 | 1958-03-13 | Geigy Ag J R | Process for the preparation of derivatives of thiacumarin and their salts |
| US2765321A (en) * | 1955-05-27 | 1956-10-02 | Wisconsin Alumni Res Found | Process of making crystalline warfarin sodium |
| BE550615A (en) * | 1955-09-01 | |||
| US2929821A (en) * | 1956-04-05 | 1960-03-22 | Upjohn Co | 3 amino-4, 7-dihydroxy-8-methyl-coumarin and amide derivatives thereof |
| BE556754A (en) * | 1956-07-20 | |||
| FR1206393A (en) * | 1958-08-18 | 1960-02-09 | Novel Coumarin Derivatives and Processes for Their Preparation | |
| US3002885A (en) * | 1959-01-26 | 1961-10-03 | Roberts Dev Corp | Red squill tracking powders |
| US3264323A (en) * | 1963-12-17 | 1966-08-02 | Warner Lambert Pharmaceutical | Coumarin derivative |
| GB8729557D0 (en) | 1987-12-18 | 1988-02-03 | Shell Int Research | Rodenticidal composition |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2427579A (en) * | 1945-04-02 | 1947-09-16 | Wisconsin Alumni Res Found | 3, 4-dihydropyranocoumarins and process of making them |
| US2427578A (en) * | 1945-04-02 | 1947-09-16 | Wisconsin Alumni Res Found | 3-substituted 4-hydroxycoumarin and process of making it |
-
0
- NL NL80178D patent/NL80178C/xx active
- NL NL81716D patent/NL81716C/xx active
- NL NL7705272.A patent/NL162854B/en unknown
- BE BE504826D patent/BE504826A/xx unknown
- LU LU30424D patent/LU30424A1/xx unknown
- BE BE500937D patent/BE500937A/xx unknown
- NL NL7507292.A patent/NL158446B/en unknown
-
1950
- 1950-01-31 CH CH283657D patent/CH283657A/en unknown
- 1950-07-25 CH CH289578D patent/CH289578A/en unknown
- 1950-07-25 CH CH289305D patent/CH289305A/en unknown
- 1950-11-26 DE DEG4654A patent/DE884500C/en not_active Expired
- 1950-11-27 FR FR1028474D patent/FR1028474A/en not_active Expired
- 1950-11-30 GB GB29368/50A patent/GB701111A/en not_active Expired
-
1951
- 1951-01-03 US US204281A patent/US2648682A/en not_active Expired - Lifetime
- 1951-06-04 US US229871A patent/US2648681A/en not_active Expired - Lifetime
- 1951-06-07 GB GB13487/51A patent/GB703016A/en not_active Expired
- 1951-07-19 DE DEG6581A patent/DE870115C/en not_active Expired
- 1951-07-24 FR FR1040937D patent/FR1040937A/en not_active Expired
-
1957
- 1957-02-18 CY CY15657A patent/CY156A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1028474A (en) | 1953-05-22 |
| FR1040937A (en) | 1953-10-20 |
| GB703016A (en) | 1954-01-27 |
| US2648681A (en) | 1953-08-11 |
| GB701111A (en) | 1953-12-16 |
| US2648682A (en) | 1953-08-11 |
| CH289305A (en) | 1953-03-15 |
| LU30424A1 (en) | |
| CH283657A (en) | 1952-06-30 |
| NL158446B (en) | |
| NL162854B (en) | |
| BE504826A (en) | |
| DE884500C (en) | 1953-07-27 |
| CH289578A (en) | 1953-03-15 |
| NL80178C (en) | |
| NL81716C (en) | |
| DE870115C (en) | 1953-03-09 |
| BE500937A (en) |
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