DK571581A - PROCEDURE FOR THE PREPARATION OF XANTHIN DERIVATIVES - Google Patents
PROCEDURE FOR THE PREPARATION OF XANTHIN DERIVATIVESInfo
- Publication number
- DK571581A DK571581A DK571581A DK571581A DK571581A DK 571581 A DK571581 A DK 571581A DK 571581 A DK571581 A DK 571581A DK 571581 A DK571581 A DK 571581A DK 571581 A DK571581 A DK 571581A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- preparation
- xanthin derivatives
- xanthin
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
- C07D239/52—Two oxygen atoms
- C07D239/54—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals
- C07D239/545—Two oxygen atoms as doubly bound oxygen atoms or as unsubstituted hydroxy radicals with other hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8041247 | 1980-12-23 | ||
| GB8121332 | 1981-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK571581A true DK571581A (en) | 1982-06-24 |
Family
ID=26277965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK571581A DK571581A (en) | 1980-12-23 | 1981-12-22 | PROCEDURE FOR THE PREPARATION OF XANTHIN DERIVATIVES |
Country Status (16)
| Country | Link |
|---|---|
| AR (1) | AR229037A1 (en) |
| AU (1) | AU7868481A (en) |
| DE (1) | DE3150550A1 (en) |
| DK (1) | DK571581A (en) |
| ES (1) | ES508103A0 (en) |
| FI (1) | FI814105L (en) |
| FR (1) | FR2498602A1 (en) |
| GR (1) | GR76972B (en) |
| IT (1) | IT1195301B (en) |
| LU (1) | LU83849A1 (en) |
| MA (1) | MA19357A1 (en) |
| NL (1) | NL8105749A (en) |
| NO (1) | NO814373L (en) |
| NZ (1) | NZ199340A (en) |
| PT (1) | PT74190B (en) |
| SE (1) | SE8107683L (en) |
-
1981
- 1981-12-11 MA MA19561A patent/MA19357A1/en unknown
- 1981-12-17 ES ES508103A patent/ES508103A0/en active Granted
- 1981-12-20 AR AR287909A patent/AR229037A1/en active
- 1981-12-21 DE DE19813150550 patent/DE3150550A1/en not_active Withdrawn
- 1981-12-21 NO NO814373A patent/NO814373L/en unknown
- 1981-12-21 SE SE8107683A patent/SE8107683L/en not_active Application Discontinuation
- 1981-12-21 NZ NZ199340A patent/NZ199340A/en unknown
- 1981-12-21 AU AU78684/81A patent/AU7868481A/en not_active Abandoned
- 1981-12-21 FI FI814105A patent/FI814105L/en not_active Application Discontinuation
- 1981-12-21 FR FR8124455A patent/FR2498602A1/en not_active Withdrawn
- 1981-12-21 NL NL8105749A patent/NL8105749A/en not_active Application Discontinuation
- 1981-12-21 IT IT25728/81A patent/IT1195301B/en active
- 1981-12-21 GR GR66870A patent/GR76972B/el unknown
- 1981-12-22 LU LU83849A patent/LU83849A1/en unknown
- 1981-12-22 PT PT74190A patent/PT74190B/en unknown
- 1981-12-22 DK DK571581A patent/DK571581A/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| NL8105749A (en) | 1982-07-16 |
| DE3150550A1 (en) | 1982-08-12 |
| ES8304980A1 (en) | 1983-04-01 |
| AU7868481A (en) | 1982-07-01 |
| PT74190A (en) | 1982-01-01 |
| NO814373L (en) | 1982-06-24 |
| PT74190B (en) | 1983-05-20 |
| ES508103A0 (en) | 1983-04-01 |
| IT1195301B (en) | 1988-10-12 |
| MA19357A1 (en) | 1982-07-01 |
| NZ199340A (en) | 1984-07-06 |
| FR2498602A1 (en) | 1982-07-30 |
| GR76972B (en) | 1984-09-04 |
| SE8107683L (en) | 1982-06-24 |
| AR229037A1 (en) | 1983-05-31 |
| IT8125728A0 (en) | 1981-12-21 |
| FI814105L (en) | 1982-06-24 |
| LU83849A1 (en) | 1982-05-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment |