BE681240A - - Google Patents
Info
- Publication number
- BE681240A BE681240A BE681240DA BE681240A BE 681240 A BE681240 A BE 681240A BE 681240D A BE681240D A BE 681240DA BE 681240 A BE681240 A BE 681240A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/14—Preparation of carboxylic acid nitriles by reaction of cyanides with halogen-containing compounds with replacement of halogen atoms by cyano groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0086—Processes carried out with a view to control or to change the pH-value; Applications of buffer salts; Neutralisation reactions
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/09—Bromine; Hydrogen bromide
- C01B7/096—Bromine
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB0081989 | 1965-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE681240A true BE681240A (en:Method) | 1966-11-18 |
Family
ID=6981330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE681240D BE681240A (en:Method) | 1965-05-19 | 1966-05-18 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3557187A (en:Method) |
| AT (1) | AT260894B (en:Method) |
| BE (1) | BE681240A (en:Method) |
| DE (1) | DE1518553B1 (en:Method) |
| GB (1) | GB1140131A (en:Method) |
| NL (1) | NL147725B (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE756572A (fr) * | 1969-09-25 | 1971-03-01 | Bayer Ag | Procede de preparation en continu de 1, 4-dicyano-2-butene |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2518608A (en) * | 1947-08-14 | 1950-08-15 | Du Pont | Atmospheric pressure cyanation of dihalobutenes in the liquid phase |
| US2477597A (en) * | 1947-08-14 | 1949-08-02 | Du Pont | Preparation of 1,4-dicyano-2-butene |
| GB646964A (en) * | 1948-02-11 | 1950-11-29 | Du Pont | Manufacture of an organic dinitrile |
| US2646443A (en) * | 1951-05-15 | 1953-07-21 | Libbey Owens Ford Glass Co | Method of producing 1, 4-dicyano-2-butene |
| DE1122940B (de) * | 1958-07-19 | 1962-02-01 | Knapsack Ag | Verfahren zur Herstellung von 1,4-Dicyan-1-buten und 1,4-Dicyan-2-buten durch Umsetzung von 1-Cyan-1, 3-butadien mit Blausaeure |
-
1965
- 1965-05-19 DE DE19651518553 patent/DE1518553B1/de not_active Ceased
-
1966
- 1966-05-17 NL NL666606762A patent/NL147725B/xx unknown
- 1966-05-18 GB GB22063/66A patent/GB1140131A/en not_active Expired
- 1966-05-18 US US551145A patent/US3557187A/en not_active Expired - Lifetime
- 1966-05-18 AT AT472866A patent/AT260894B/de active
- 1966-05-18 BE BE681240D patent/BE681240A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT260894B (de) | 1968-03-25 |
| US3557187A (en) | 1971-01-19 |
| DE1518553B1 (de) | 1970-03-26 |
| GB1140131A (en) | 1969-01-15 |
| NL147725B (nl) | 1975-11-17 |
| NL6606762A (en:Method) | 1966-11-21 |