FR2432020A1 - Procede d'obtention de la 4,5-dichloro-2-phenylpyridazine-3 (2h)-one a partir de la 5-chloro-4-amino-2-phenyl-pyridazine 3(2h)-one - Google Patents
Procede d'obtention de la 4,5-dichloro-2-phenylpyridazine-3 (2h)-one a partir de la 5-chloro-4-amino-2-phenyl-pyridazine 3(2h)-oneInfo
- Publication number
- FR2432020A1 FR2432020A1 FR7917002A FR7917002A FR2432020A1 FR 2432020 A1 FR2432020 A1 FR 2432020A1 FR 7917002 A FR7917002 A FR 7917002A FR 7917002 A FR7917002 A FR 7917002A FR 2432020 A1 FR2432020 A1 FR 2432020A1
- Authority
- FR
- France
- Prior art keywords
- pca
- phenylpyridazine
- chloro
- amino
- iso
- 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
- VKWCOHVAHQOJGU-UHFFFAOYSA-N 4,5-dichloro-2-phenylpyridazin-3-one Chemical compound O=C1C(Cl)=C(Cl)C=NN1C1=CC=CC=C1 VKWCOHVAHQOJGU-UHFFFAOYSA-N 0.000 title abstract 2
- HAKJEHJYRKVCIU-UHFFFAOYSA-N 4-amino-5-chloro-2-phenylpyridazin-3-one Chemical compound O=C1C(N)=C(Cl)C=NN1C1=CC=CC=C1 HAKJEHJYRKVCIU-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract 3
- 230000002363 herbicidal effect Effects 0.000 abstract 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 abstract 2
- 238000005576 amination reaction Methods 0.000 abstract 1
- 125000003277 amino group Chemical group 0.000 abstract 1
- 239000006227 byproduct Substances 0.000 abstract 1
- WYKYKTKDBLFHCY-UHFFFAOYSA-N chloridazon Chemical compound O=C1C(Cl)=C(N)C=NN1C1=CC=CC=C1 WYKYKTKDBLFHCY-UHFFFAOYSA-N 0.000 abstract 1
- 125000001309 chloro group Chemical group Cl* 0.000 abstract 1
- 238000006193 diazotization reaction Methods 0.000 abstract 1
- 239000004009 herbicide Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical group C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- -1 sodium nitrile Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
- C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three 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, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D237/22—Nitrogen and oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT83624/78A IT1107509B (it) | 1978-07-28 | 1978-07-28 | Procedimento per ottenere 4,5-dicloro-2-fenil-3(2h)-piridazinone a partire da 5-cloro-4-ammino-2-fenil-3(2h)-piridazinone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2432020A1 true FR2432020A1 (fr) | 1980-02-22 |
| FR2432020B1 FR2432020B1 (enExample) | 1984-08-10 |
Family
ID=11323300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7917002A Granted FR2432020A1 (fr) | 1978-07-28 | 1979-06-29 | Procede d'obtention de la 4,5-dichloro-2-phenylpyridazine-3 (2h)-one a partir de la 5-chloro-4-amino-2-phenyl-pyridazine 3(2h)-one |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4237287A (enExample) |
| JP (1) | JPS5520787A (enExample) |
| AT (1) | AT367413B (enExample) |
| BE (1) | BE877936A (enExample) |
| BR (1) | BR7904765A (enExample) |
| CA (1) | CA1119173A (enExample) |
| CH (1) | CH640839A5 (enExample) |
| DK (1) | DK146204C (enExample) |
| ES (1) | ES482895A1 (enExample) |
| FR (1) | FR2432020A1 (enExample) |
| GB (1) | GB2027704B (enExample) |
| IL (1) | IL57771A (enExample) |
| IT (1) | IT1107509B (enExample) |
| NL (1) | NL7905411A (enExample) |
| SE (1) | SE433077B (enExample) |
| SU (1) | SU991946A3 (enExample) |
| YU (1) | YU41167B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2937421A1 (de) * | 1979-09-15 | 1981-04-09 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von 4-amino-5-chlor-1-phenylpyridazon-(6) |
-
1978
- 1978-07-28 IT IT83624/78A patent/IT1107509B/it active
-
1979
- 1979-06-29 FR FR7917002A patent/FR2432020A1/fr active Granted
- 1979-07-10 US US06/056,399 patent/US4237287A/en not_active Expired - Lifetime
- 1979-07-11 IL IL57771A patent/IL57771A/xx unknown
- 1979-07-11 NL NL7905411A patent/NL7905411A/nl not_active Application Discontinuation
- 1979-07-12 CA CA000331657A patent/CA1119173A/en not_active Expired
- 1979-07-17 CH CH663579A patent/CH640839A5/it not_active IP Right Cessation
- 1979-07-25 BR BR7904765A patent/BR7904765A/pt not_active IP Right Cessation
- 1979-07-26 AT AT0516779A patent/AT367413B/de not_active IP Right Cessation
- 1979-07-26 YU YU1829/79A patent/YU41167B/xx unknown
- 1979-07-27 DK DK318979A patent/DK146204C/da not_active IP Right Cessation
- 1979-07-27 GB GB7926288A patent/GB2027704B/en not_active Expired
- 1979-07-27 JP JP9598579A patent/JPS5520787A/ja active Granted
- 1979-07-27 ES ES482895A patent/ES482895A1/es not_active Expired
- 1979-07-27 BE BE0/196488A patent/BE877936A/xx not_active IP Right Cessation
- 1979-07-27 SE SE7906416A patent/SE433077B/sv not_active IP Right Cessation
- 1979-07-27 SU SU792790356A patent/SU991946A3/ru active
Non-Patent Citations (1)
| Title |
|---|
| Néant * |
Also Published As
| Publication number | Publication date |
|---|---|
| IL57771A0 (en) | 1979-11-30 |
| YU182979A (en) | 1983-01-21 |
| NL7905411A (nl) | 1980-01-30 |
| CA1119173A (en) | 1982-03-02 |
| AT367413B (de) | 1982-07-12 |
| GB2027704A (en) | 1980-02-27 |
| JPS6242899B2 (enExample) | 1987-09-10 |
| SU991946A3 (ru) | 1983-01-23 |
| DK146204B (da) | 1983-07-25 |
| CH640839A5 (it) | 1984-01-31 |
| FR2432020B1 (enExample) | 1984-08-10 |
| IT1107509B (it) | 1985-11-25 |
| YU41167B (en) | 1986-12-31 |
| ES482895A1 (es) | 1980-04-01 |
| BR7904765A (pt) | 1980-04-22 |
| IL57771A (en) | 1983-03-31 |
| BE877936A (fr) | 1979-11-16 |
| IT7883624A0 (it) | 1978-07-28 |
| DK318979A (da) | 1980-01-29 |
| US4237287A (en) | 1980-12-02 |
| DK146204C (da) | 1983-12-27 |
| ATA516779A (de) | 1981-11-15 |
| JPS5520787A (en) | 1980-02-14 |
| GB2027704B (en) | 1982-11-17 |
| SE433077B (sv) | 1984-05-07 |
| SE7906416L (sv) | 1980-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |