GB917974A - Process for the production of m- and p-difluorobenzenes - Google Patents
Process for the production of m- and p-difluorobenzenesInfo
- Publication number
- GB917974A GB917974A GB316160A GB316160A GB917974A GB 917974 A GB917974 A GB 917974A GB 316160 A GB316160 A GB 316160A GB 316160 A GB316160 A GB 316160A GB 917974 A GB917974 A GB 917974A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cooled
- fluoborate
- acid
- difluorobenzenes
- give
- 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
- QUGUFLJIAFISSW-UHFFFAOYSA-N 1,4-difluorobenzene Chemical class FC1=CC=C(F)C=C1 QUGUFLJIAFISSW-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
- 239000001117 sulphuric acid Substances 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- UEMGWPRHOOEKTA-UHFFFAOYSA-N 1,3-difluorobenzene Chemical compound FC1=CC=CC(F)=C1 UEMGWPRHOOEKTA-UHFFFAOYSA-N 0.000 abstract 1
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 abstract 1
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000012954 diazonium Substances 0.000 abstract 1
- 150000001989 diazonium salts Chemical class 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-O diazynium Chemical compound [NH+]#N IJGRMHOSHXDMSA-UHFFFAOYSA-O 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 abstract 1
- 235000010288 sodium nitrite Nutrition 0.000 abstract 1
- PMZURENOXWZQFD-UHFFFAOYSA-L sodium sulphate Substances [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED29942A DE1096889B (de) | 1959-02-05 | 1959-02-05 | Verfahren zur Herstellung von m- und p-Difluorbenzol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB917974A true GB917974A (en) | 1963-02-13 |
Family
ID=7040291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB316160A Expired GB917974A (en) | 1959-02-05 | 1960-01-28 | Process for the production of m- and p-difluorobenzenes |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE586870A (enrdf_load_stackoverflow) |
| CH (1) | CH379478A (enrdf_load_stackoverflow) |
| DE (1) | DE1096889B (enrdf_load_stackoverflow) |
| GB (1) | GB917974A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950444A (en) * | 1973-03-05 | 1976-04-13 | Olin Corporation | Process for preparing ortho substituted aryl fluorides |
| CN112624896A (zh) * | 2020-12-18 | 2021-04-09 | 浙江解氏新材料股份有限公司 | 一种基于微通道反应器的间二氟苯的连续化合成方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3887516T2 (de) * | 1987-04-06 | 1994-05-11 | Mallinckrodt Inc | Verfahren zur herstellung aromatischer fluoride. |
-
0
- BE BE586870D patent/BE586870A/xx unknown
-
1959
- 1959-02-05 DE DED29942A patent/DE1096889B/de active Pending
- 1959-12-16 CH CH8188959A patent/CH379478A/de unknown
-
1960
- 1960-01-28 GB GB316160A patent/GB917974A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950444A (en) * | 1973-03-05 | 1976-04-13 | Olin Corporation | Process for preparing ortho substituted aryl fluorides |
| CN112624896A (zh) * | 2020-12-18 | 2021-04-09 | 浙江解氏新材料股份有限公司 | 一种基于微通道反应器的间二氟苯的连续化合成方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1096889B (de) | 1961-01-12 |
| CH379478A (de) | 1964-07-15 |
| BE586870A (enrdf_load_stackoverflow) |
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