JPS57169441A - Preparation of 4,4'-difluorobenzophenone - Google Patents
Preparation of 4,4'-difluorobenzophenoneInfo
- Publication number
- JPS57169441A JPS57169441A JP5501881A JP5501881A JPS57169441A JP S57169441 A JPS57169441 A JP S57169441A JP 5501881 A JP5501881 A JP 5501881A JP 5501881 A JP5501881 A JP 5501881A JP S57169441 A JPS57169441 A JP S57169441A
- Authority
- JP
- Japan
- Prior art keywords
- dihalogenobenzophenone
- raw material
- fluoride
- formula
- alkali fluoride
- 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
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5501881A JPS57169441A (en) | 1981-04-14 | 1981-04-14 | Preparation of 4,4'-difluorobenzophenone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5501881A JPS57169441A (en) | 1981-04-14 | 1981-04-14 | Preparation of 4,4'-difluorobenzophenone |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57169441A true JPS57169441A (en) | 1982-10-19 |
JPH0323532B2 JPH0323532B2 (ja) | 1991-03-29 |
Family
ID=12986921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5501881A Granted JPS57169441A (en) | 1981-04-14 | 1981-04-14 | Preparation of 4,4'-difluorobenzophenone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57169441A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113321574A (zh) * | 2021-06-03 | 2021-08-31 | 陕西延长石油(集团)有限责任公司 | 4,4′-二氟二苯甲酮及其中间体的制备方法 |
CN114835563A (zh) * | 2022-05-23 | 2022-08-02 | 浙江中欣氟材股份有限公司 | 一种4,4`-二氟二苯甲酮的合成方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501020A (ja) * | 1973-05-08 | 1975-01-08 |
-
1981
- 1981-04-14 JP JP5501881A patent/JPS57169441A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501020A (ja) * | 1973-05-08 | 1975-01-08 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113321574A (zh) * | 2021-06-03 | 2021-08-31 | 陕西延长石油(集团)有限责任公司 | 4,4′-二氟二苯甲酮及其中间体的制备方法 |
CN113321574B (zh) * | 2021-06-03 | 2023-09-19 | 陕西延长石油(集团)有限责任公司 | 4,4′-二氟二苯甲酮及其中间体的制备方法 |
CN114835563A (zh) * | 2022-05-23 | 2022-08-02 | 浙江中欣氟材股份有限公司 | 一种4,4`-二氟二苯甲酮的合成方法 |
CN114835563B (zh) * | 2022-05-23 | 2024-04-26 | 浙江中欣氟材股份有限公司 | 一种4,4`-二氟二苯甲酮的合成方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0323532B2 (ja) | 1991-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0159388A3 (en) | Preparation of nuclear chlorinated compounds | |
JPS57169441A (en) | Preparation of 4,4'-difluorobenzophenone | |
JPS55162763A (en) | Perfluoroalkyl compound and its preparation | |
JPS5527138A (en) | Preparation of 1,2,2,2-tetrafluoroethane | |
EP0234503A3 (en) | Process for the preparation of 1,1,3-trichloroacetone | |
JPS57163393A (en) | Novel anthracyclin derivative and its preparation | |
JPS5625133A (en) | Preparation of fluorine-containing carboxylic acid ester | |
JPS55108838A (en) | Preparation of arkyl-1-chloro-2-oxocycloalkane carboxylate | |
JPS5585564A (en) | Preparation of beta-trifluoromethylpyridine | |
JPS5679660A (en) | Preparation of fluorobenzonitrile derivative | |
JPS5692227A (en) | Preparation of 1,3,5-trichlorobenzene | |
JPS5785327A (en) | 1,1,2,3,3,-pentafluoro-5-iodopentene-1 and its preparation | |
JPS5569542A (en) | Preparation of dinitrodiphenyl ether | |
JPS5659727A (en) | Preparation of substituted phenol | |
JPS5484599A (en) | Preparation of 3-tert-butyliminomethyl-rifamycin s | |
JPS54122231A (en) | Preparation of benzyltributylammonium chloride | |
JPS5517335A (en) | 5-fluoro-6-hydroxy-6-carboxy-5,6-dihydro-uracil and its preparation | |
JPS56103138A (en) | Preparation of alpha,alpha,alpha-trifluoro-o-toluic fluoride | |
JPS5312846A (en) | Chlorination of side chain of 2-methylnaphthaliene | |
JPS5531004A (en) | Preparation of fluorovinyl ether | |
JPS57197231A (en) | Preparation of aliphatic organic chloride | |
JPS5632426A (en) | Preparation of perfluoro-isobutyric acid fluoride and/or perfluoro-diisopropyl ketone | |
JPS54157574A (en) | Preparation of 5-fluorouracil | |
JPS5427527A (en) | Preparation of 2-bromo-3-methylbutyrylurea | |
JPS56120694A (en) | Preparation of neocarzinostatin ma |