FR2181784A1 - 4, 6-dichloro-pyrazolopyrimidines prepn - from barbituric acid - Google Patents
4, 6-dichloro-pyrazolopyrimidines prepn - from barbituric acidInfo
- Publication number
- FR2181784A1 FR2181784A1 FR7307478A FR7307478A FR2181784A1 FR 2181784 A1 FR2181784 A1 FR 2181784A1 FR 7307478 A FR7307478 A FR 7307478A FR 7307478 A FR7307478 A FR 7307478A FR 2181784 A1 FR2181784 A1 FR 2181784A1
- Authority
- FR
- France
- Prior art keywords
- barbituric acid
- formula
- pyrazolopyrimidines
- prepn
- dichloro
- 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.)
- Withdrawn
Links
- HNYOPLTXPVRDBG-UHFFFAOYSA-N barbituric acid Chemical compound O=C1CC(=O)NC(=O)N1 HNYOPLTXPVRDBG-UHFFFAOYSA-N 0.000 title abstract 3
- RPJIDRHHJRFPQL-UHFFFAOYSA-N ClN1CN(C=C2C1=CN=N2)Cl Chemical class ClN1CN(C=C2C1=CN=N2)Cl RPJIDRHHJRFPQL-UHFFFAOYSA-N 0.000 title 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 239000003814 drug Substances 0.000 abstract 2
- QUKPALAWEPMWOS-UHFFFAOYSA-N 1h-pyrazolo[3,4-d]pyrimidine Chemical class C1=NC=C2C=NNC2=N1 QUKPALAWEPMWOS-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 238000003403 chloroformylation reaction Methods 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 150000003512 tertiary amines Chemical class 0.000 abstract 1
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
- C07D239/30—Halogen atoms or nitro radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—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 |
|---|---|---|---|
| AT179472A AT328414B (de) | 1972-03-03 | 1972-03-03 | Verfahren zur herstellung von 4,6-dichlor-pyrazolo- (3,4-d) -pyrimidin bzw. dessen neuen 1-aryl- oder 1-aralkylderivaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2181784A1 true FR2181784A1 (en) | 1973-12-07 |
Family
ID=3521108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7307478A Withdrawn FR2181784A1 (en) | 1972-03-03 | 1973-03-02 | 4, 6-dichloro-pyrazolopyrimidines prepn - from barbituric acid |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4899194A (enExample) |
| AT (1) | AT328414B (enExample) |
| DD (1) | DD103242A5 (enExample) |
| DE (1) | DE2310334A1 (enExample) |
| FR (1) | FR2181784A1 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4507146A (en) * | 1982-12-28 | 1985-03-26 | Ciba-Geigy Corporation | 2,4-Diamino-6-halo-5-trifluoromethylpyrimidines having herbicidal activity |
| DE3643456A1 (de) * | 1986-12-19 | 1988-06-23 | Bayer Ag | Cyan-trichlor-pyrido-pyrimidin |
| EP0285571B1 (de) * | 1987-04-02 | 1992-02-05 | Ciba-Geigy Ag | Reaktivfarbstoffe, deren Herstellung und Verwendung |
| US4918169A (en) * | 1987-08-27 | 1990-04-17 | Ciba-Geigy Corporation | Fiber-reactive dyestuffs comprising a 5-formylpyrimidine moiety |
| US4952679A (en) * | 1987-08-27 | 1990-08-28 | Ciba-Geigy Corporation | Fiber-reactive dyes containing a 5-formylpyrimidine moiety |
| WO2006128954A1 (en) * | 2005-06-01 | 2006-12-07 | Fermion Oy | Process for the preparation of n-[4-(4-fluorophenyl)-5-formyl-6-isopropyl-pyrimidin-2-yl]-n-methylmethanesulfonamide |
| EP2123654A4 (en) | 2006-12-28 | 2011-05-11 | Taisho Pharmaceutical Co Ltd | pyrazolopyrimidine compound |
-
1972
- 1972-03-03 AT AT179472A patent/AT328414B/de not_active IP Right Cessation
-
1973
- 1973-01-22 DD DD16838073A patent/DD103242A5/xx unknown
- 1973-02-28 JP JP2337273A patent/JPS4899194A/ja active Pending
- 1973-03-01 DE DE19732310334 patent/DE2310334A1/de active Pending
- 1973-03-02 FR FR7307478A patent/FR2181784A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DD103242A5 (enExample) | 1974-01-12 |
| JPS4899194A (enExample) | 1973-12-15 |
| DE2310334A1 (de) | 1973-09-13 |
| AT328414B (de) | 1976-03-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |