FR2141977A2 - - Google Patents
Info
- Publication number
- FR2141977A2 FR2141977A2 FR7221649A FR7221649A FR2141977A2 FR 2141977 A2 FR2141977 A2 FR 2141977A2 FR 7221649 A FR7221649 A FR 7221649A FR 7221649 A FR7221649 A FR 7221649A FR 2141977 A2 FR2141977 A2 FR 2141977A2
- Authority
- FR
- France
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains three hetero rings
- C07D471/14—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15344171A | 1971-06-15 | 1971-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2141977A2 true FR2141977A2 (de) | 1973-01-26 |
Family
ID=22547236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7221649A Pending FR2141977A2 (de) | 1971-06-15 | 1972-06-15 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE784940R (de) |
| DE (1) | DE2229275A1 (de) |
| FR (1) | FR2141977A2 (de) |
| GB (1) | GB1390250A (de) |
| NL (1) | NL7208193A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS229069B1 (en) * | 1981-09-23 | 1984-05-14 | Julius Durmis | Composition for stabilizing polymers and method of preparing same |
-
1972
- 1972-06-07 GB GB2645072A patent/GB1390250A/en not_active Expired
- 1972-06-15 NL NL7208193A patent/NL7208193A/xx unknown
- 1972-06-15 DE DE19722229275 patent/DE2229275A1/de active Pending
- 1972-06-15 FR FR7221649A patent/FR2141977A2/fr active Pending
- 1972-06-15 BE BE784940A patent/BE784940R/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2229275A1 (de) | 1972-12-21 |
| GB1390250A (en) | 1975-04-09 |
| NL7208193A (de) | 1972-12-19 |
| BE784940R (fr) | 1972-12-15 |