BE700459A - - Google Patents
Info
- Publication number
- BE700459A BE700459A BE700459DA BE700459A BE 700459 A BE700459 A BE 700459A BE 700459D A BE700459D A BE 700459DA BE 700459 A BE700459 A BE 700459A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB0087689 | 1966-06-23 | ||
| DEB0088652 | 1966-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE700459A true BE700459A (xx) | 1967-12-27 |
Family
ID=25967949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE700459D BE700459A (xx) | 1966-06-23 | 1967-06-23 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT286259B (xx) |
| BE (1) | BE700459A (xx) |
| ES (1) | ES342062A1 (xx) |
| FR (1) | FR7510M (xx) |
| GB (1) | GB1192223A (xx) |
| NL (1) | NL6708305A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2239012A1 (de) * | 1972-08-08 | 1974-02-21 | Knoll Ag | Basisch substituierte theophyllinabkoemmlinge |
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1967
- 1967-06-15 NL NL6708305A patent/NL6708305A/xx unknown
- 1967-06-20 ES ES342062A patent/ES342062A1/es not_active Expired
- 1967-06-23 BE BE700459D patent/BE700459A/xx unknown
- 1967-06-23 GB GB29217/67A patent/GB1192223A/en not_active Expired
- 1967-06-23 AT AT589167A patent/AT286259B/de not_active IP Right Cessation
- 1967-09-22 FR FR121987A patent/FR7510M/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT286259B (de) | 1970-12-10 |
| ES342062A1 (es) | 1968-07-16 |
| NL6708305A (xx) | 1967-12-27 |
| GB1192223A (en) | 1970-05-20 |
| FR7510M (xx) | 1969-12-15 |