Способ получения 4,4'-диметилдиоксана
Patents
Language: |
Русский |
Type: |
Certificate of authorship |
Number |
SU 184826 |
Request number: |
850935/23-4 |
Request date: |
Aug 3, 1963 |
patent.field.start_date: |
|
Registration date: |
Jul 30, 1966 |
patent.field.request_publication_date: |
|
Authors |
Дзисько В.А.
,
Макаров А.Д.
|
Affiliations |
1 |
Boreskov Institute of Catalysis SB RAS
|
|
The title compd. is prepd. by treating HCHO with iso-BuOH in the presence of a solid catalyst having a surface acidity from -8 to -3, e.g. a silica-Zr or silica-Mg catalyst.