JPS51143697A - A process for preparing novel pyrimido (4,5-d) pyrimidine derivatives - Google Patents
A process for preparing novel pyrimido (4,5-d) pyrimidine derivativesInfo
- Publication number
- JPS51143697A JPS51143697A JP50069011A JP6901175A JPS51143697A JP S51143697 A JPS51143697 A JP S51143697A JP 50069011 A JP50069011 A JP 50069011A JP 6901175 A JP6901175 A JP 6901175A JP S51143697 A JPS51143697 A JP S51143697A
- Authority
- JP
- Japan
- Prior art keywords
- pyrimidine derivatives
- preparing novel
- novel pyrimido
- pyrimido
- preparing
- 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.)
- Granted
Links
Landscapes
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
PURPOSE: Pyrimido [4, 5-d] pyrimidine derivatives shown by formula I (where R1 is phenyl or a substituted phenyl; R2 is an alkyl).
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50069011A JPS5920675B2 (en) | 1975-06-05 | 1975-06-05 | Method for producing a novel pyrimido[4,5-d]pyrimidine derivative |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50069011A JPS5920675B2 (en) | 1975-06-05 | 1975-06-05 | Method for producing a novel pyrimido[4,5-d]pyrimidine derivative |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51143697A true JPS51143697A (en) | 1976-12-10 |
JPS5920675B2 JPS5920675B2 (en) | 1984-05-15 |
Family
ID=13390212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50069011A Expired JPS5920675B2 (en) | 1975-06-05 | 1975-06-05 | Method for producing a novel pyrimido[4,5-d]pyrimidine derivative |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5920675B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60226882A (en) * | 1984-04-24 | 1985-11-12 | Nippon Zoki Pharmaceut Co Ltd | Novel pyrimidopyrimidine derivative |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63180996U (en) * | 1987-05-14 | 1988-11-22 |
-
1975
- 1975-06-05 JP JP50069011A patent/JPS5920675B2/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60226882A (en) * | 1984-04-24 | 1985-11-12 | Nippon Zoki Pharmaceut Co Ltd | Novel pyrimidopyrimidine derivative |
JPH0559118B2 (en) * | 1984-04-24 | 1993-08-30 | Nippon Zoki Pharmaceutical Co |
Also Published As
Publication number | Publication date |
---|---|
JPS5920675B2 (en) | 1984-05-15 |
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