ES439664A1 - Un procedimiento para la preparacion de derivados sustitui- dos de 2h-piran-2, 6(3h)-diona. - Google Patents
Un procedimiento para la preparacion de derivados sustitui- dos de 2h-piran-2, 6(3h)-diona.Info
- Publication number
- ES439664A1 ES439664A1 ES439664A ES439664A ES439664A1 ES 439664 A1 ES439664 A1 ES 439664A1 ES 439664 A ES439664 A ES 439664A ES 439664 A ES439664 A ES 439664A ES 439664 A1 ES439664 A1 ES 439664A1
- Authority
- ES
- Spain
- Prior art keywords
- pyran
- compounds
- acetyl
- hydroxy
- pharmaceutical compositions
- 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
- 150000001875 compounds Chemical class 0.000 title abstract 2
- ZNEFRBBRICTYMQ-UHFFFAOYSA-N 5-acetyl-4-hydroxy-3h-pyran-2,6-dione Chemical class CC(=O)C1=C(O)CC(=O)OC1=O ZNEFRBBRICTYMQ-UHFFFAOYSA-N 0.000 title 1
- 239000008194 pharmaceutical composition Substances 0.000 title 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- ISDVKWGLGFGXJD-UHFFFAOYSA-N chembl3248291 Chemical compound CC(=O)C1=C(O)OC(=O)C(C(C)=O)=C1O ISDVKWGLGFGXJD-UHFFFAOYSA-N 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US49264074A | 1974-07-29 | 1974-07-29 | |
| US57089675A | 1975-04-23 | 1975-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES439664A1 true ES439664A1 (es) | 1977-03-01 |
Family
ID=27050812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES439664A Expired ES439664A1 (es) | 1974-07-29 | 1975-07-23 | Un procedimiento para la preparacion de derivados sustitui- dos de 2h-piran-2, 6(3h)-diona. |
Country Status (17)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1572271A (en) * | 1976-06-16 | 1980-07-30 | Smithkline Corp | 5-acetyl-4-hydroxy-(3(1-phenylaminoethylidene)-2h-pyran-2,6(3h)-dione derivatives |
| FR2388808A1 (fr) * | 1977-04-29 | 1978-11-24 | Smithkline Corp | Derives substitues de 2h-pyranne-2,6(3h)-diones, leur preparation et leur application en therapeutique |
| US4160021A (en) * | 1977-05-23 | 1979-07-03 | Smithkline Corporation | Substituted 2H-pyran-2,6(3H)-dione derivatives |
| US5263435A (en) * | 1992-08-12 | 1993-11-23 | Mitsuba Electric Manufacturing Co., Ltd. | Volute horn and method of manufacturing |
-
1975
- 1975-07-22 DK DK332675AA patent/DK134552B/da not_active IP Right Cessation
- 1975-07-22 CA CA231,964A patent/CA1064509A/en not_active Expired
- 1975-07-23 ES ES439664A patent/ES439664A1/es not_active Expired
- 1975-07-24 HU HU75SI1481A patent/HU174067B/hu unknown
- 1975-07-24 IE IE1663/75A patent/IE41709B1/en unknown
- 1975-07-24 FI FI752139A patent/FI59406C/fi not_active IP Right Cessation
- 1975-07-24 IL IL47792A patent/IL47792A/xx unknown
- 1975-07-24 GB GB30936/75A patent/GB1521712A/en not_active Expired
- 1975-07-25 FR FR7523296A patent/FR2280367A1/fr active Granted
- 1975-07-25 LU LU73066A patent/LU73066A1/xx unknown
- 1975-07-25 NO NO752638A patent/NO142668C/no unknown
- 1975-07-28 AT AT584475A patent/AT343657B/de not_active IP Right Cessation
- 1975-07-28 CH CH982875A patent/CH615433A5/de not_active IP Right Cessation
- 1975-07-29 DD DD187549A patent/DD118626A5/xx unknown
- 1975-07-29 JP JP50092974A patent/JPS5136458A/ja active Pending
- 1975-07-29 DE DE2533843A patent/DE2533843C2/de not_active Expired
- 1975-07-29 NL NL7509032A patent/NL7509032A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE41709B1 (en) | 1980-03-12 |
| JPS5136458A (en) | 1976-03-27 |
| ATA584475A (de) | 1977-10-15 |
| FI59406B (fi) | 1981-04-30 |
| FR2280367A1 (fr) | 1976-02-27 |
| CA1064509A (en) | 1979-10-16 |
| NO142668B (no) | 1980-06-16 |
| AU8345075A (en) | 1977-02-03 |
| NO142668C (no) | 1980-09-24 |
| DE2533843C2 (de) | 1984-06-14 |
| NO752638L (enrdf_load_stackoverflow) | 1976-01-30 |
| IL47792A0 (en) | 1975-10-15 |
| FI752139A7 (enrdf_load_stackoverflow) | 1976-01-30 |
| NL7509032A (nl) | 1976-02-02 |
| LU73066A1 (enrdf_load_stackoverflow) | 1976-03-02 |
| FI59406C (fi) | 1981-08-10 |
| DK332675A (enrdf_load_stackoverflow) | 1976-01-30 |
| IL47792A (en) | 1978-06-15 |
| AT343657B (de) | 1978-06-12 |
| DK134552B (da) | 1976-11-29 |
| DE2533843A1 (de) | 1976-02-19 |
| IE41709L (en) | 1976-01-29 |
| DK134552C (enrdf_load_stackoverflow) | 1977-05-09 |
| CH615433A5 (en) | 1980-01-31 |
| HU174067B (hu) | 1979-10-28 |
| DD118626A5 (enrdf_load_stackoverflow) | 1976-03-12 |
| FR2280367B1 (enrdf_load_stackoverflow) | 1979-08-10 |
| GB1521712A (en) | 1978-08-16 |
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