BE754007A - NEW XANTHINS AND METHODS FOR PREPARING THEM - Google Patents
NEW XANTHINS AND METHODS FOR PREPARING THEMInfo
- Publication number
- BE754007A BE754007A BE754007DA BE754007A BE 754007 A BE754007 A BE 754007A BE 754007D A BE754007D A BE 754007DA BE 754007 A BE754007 A BE 754007A
- Authority
- BE
- Belgium
- Prior art keywords
- xanthins
- preparing
- new
- methods
- new xanthins
- 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
- 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
-
- 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
- C07D473/08—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 with methyl radicals in positions 1 and 3, e.g. theophylline
-
- 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
- C07D473/10—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 with methyl radicals in positions 3 and 7, e.g. theobromine
-
- 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
- C07D473/12—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 with methyl radicals in positions 1, 3, and 7, e.g. caffeine
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 |
---|---|---|---|
US84626469A | 1969-07-30 | 1969-07-30 | |
US4559470A | 1970-06-11 | 1970-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE754007A true BE754007A (en) | 1970-12-31 |
Family
ID=26722972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE754007D BE754007A (en) | 1969-07-30 | 1970-07-27 | NEW XANTHINS AND METHODS FOR PREPARING THEM |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT297021B (en) |
BE (1) | BE754007A (en) |
CA (1) | CA929519A (en) |
CH (2) | CH512486A (en) |
DE (1) | DE2037171C3 (en) |
FR (1) | FR2059577B1 (en) |
GB (1) | GB1280424A (en) |
NL (1) | NL7011094A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5484920A (en) * | 1992-04-08 | 1996-01-16 | Kyowa Hakko Kogyo Co., Ltd. | Therapeutic agent for Parkinson's disease |
CA2093403C (en) * | 1992-04-08 | 1999-08-10 | Fumio Suzuki | Therapeutic agent for parkinson's disease |
JP2613355B2 (en) * | 1992-09-28 | 1997-05-28 | 協和醗酵工業株式会社 | Parkinson's disease treatment |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3317533A (en) * | 1967-05-02 | Theophylline derivatives |
-
1970
- 1970-07-27 AT AT682270A patent/AT297021B/en not_active IP Right Cessation
- 1970-07-27 BE BE754007D patent/BE754007A/en unknown
- 1970-07-27 CA CA089226A patent/CA929519A/en not_active Expired
- 1970-07-27 DE DE19702037171 patent/DE2037171C3/en not_active Expired
- 1970-07-27 CH CH1134770A patent/CH512486A/en not_active IP Right Cessation
- 1970-07-27 NL NL7011094A patent/NL7011094A/xx unknown
- 1970-07-27 CH CH1034971A patent/CH512487A/en not_active IP Right Cessation
- 1970-07-27 GB GB3634870A patent/GB1280424A/en not_active Expired
- 1970-07-27 FR FR7027624A patent/FR2059577B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH512487A (en) | 1971-09-15 |
GB1280424A (en) | 1972-07-05 |
NL7011094A (en) | 1971-02-02 |
CA929519A (en) | 1973-07-03 |
FR2059577B1 (en) | 1973-08-10 |
DE2037171B2 (en) | 1977-09-22 |
CH512486A (en) | 1971-09-15 |
FR2059577A1 (en) | 1971-06-04 |
AT297021B (en) | 1972-03-10 |
DE2037171A1 (en) | 1971-02-18 |
DE2037171C3 (en) | 1978-05-18 |
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