GB1368414A - 3-phenyl 1-4,5,6-trichloropyridazine and a process for prepa ration thereof - Google Patents
3-phenyl 1-4,5,6-trichloropyridazine and a process for prepa ration thereofInfo
- Publication number
- GB1368414A GB1368414A GB2200073A GB2200073A GB1368414A GB 1368414 A GB1368414 A GB 1368414A GB 2200073 A GB2200073 A GB 2200073A GB 2200073 A GB2200073 A GB 2200073A GB 1368414 A GB1368414 A GB 1368414A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phenyl
- trichloropyridazine
- prepa ration
- pcl
- prepa
- 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.)
- Expired
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
1368414 3 - Phenyl - 4,5,6 - trichloropyridazine CHEMIE LINZ AG 8 May 1973 [19 June 1972] 22000/73 Heading C2C The novel compound 3 - phenyl - 4,5,6- trichloropyridazine is prepared by reacting 3- phenyl-pyridazone-6 with PCl 5 and Cl 2 in the presence of POCl 3 at 40-100‹ C. The PCl 5 is preferably formed in situ from phosphorus and chlorine.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722229745 DE2229745A1 (en) | 1972-06-19 | 1972-06-19 | 3-PHENYL-4,5,6-TRICHLOROPYRIDAZINE AND A METHOD FOR ITS PREPARATION |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1368414A true GB1368414A (en) | 1974-09-25 |
Family
ID=5848088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2200073A Expired GB1368414A (en) | 1972-06-19 | 1973-05-08 | 3-phenyl 1-4,5,6-trichloropyridazine and a process for prepa ration thereof |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4949974A (en) |
DE (1) | DE2229745A1 (en) |
FR (1) | FR2189405A1 (en) |
GB (1) | GB1368414A (en) |
NL (1) | NL7304735A (en) |
SU (1) | SU475773A3 (en) |
-
1972
- 1972-06-19 DE DE19722229745 patent/DE2229745A1/en active Pending
-
1973
- 1973-04-05 NL NL7304735A patent/NL7304735A/xx unknown
- 1973-05-08 GB GB2200073A patent/GB1368414A/en not_active Expired
- 1973-05-16 FR FR7317684A patent/FR2189405A1/fr not_active Withdrawn
- 1973-06-15 JP JP6699273A patent/JPS4949974A/ja active Pending
- 1973-06-18 SU SU1937679A patent/SU475773A3/en active
Also Published As
Publication number | Publication date |
---|---|
SU475773A3 (en) | 1975-06-30 |
FR2189405A1 (en) | 1974-01-25 |
JPS4949974A (en) | 1974-05-15 |
NL7304735A (en) | 1973-12-21 |
DE2229745A1 (en) | 1974-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |