SU636221A1 - Method of obtaining 3,5,3',5'-tetra-tret-butyldiphenoquinone - Google Patents
Method of obtaining 3,5,3',5'-tetra-tret-butyldiphenoquinoneInfo
- Publication number
- SU636221A1 SU636221A1 SU772467349A SU2467349A SU636221A1 SU 636221 A1 SU636221 A1 SU 636221A1 SU 772467349 A SU772467349 A SU 772467349A SU 2467349 A SU2467349 A SU 2467349A SU 636221 A1 SU636221 A1 SU 636221A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- butyldiphenoquinone
- tret
- tetra
- obtaining
- oxidative
- Prior art date
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
II
Изобретение относитс к усовершенствованному способу получени 3,5,3,5 етра-трет-бутилдифенохинона , который находит применение в качестве эффективного ингибитора окислитег.ьной деструкUHH эластомеров.The invention relates to an improved process for the preparation of 3,5,3,5 etra-tert-butyldiphenoquinone, which finds use as an effective inhibitor of the oxidative-negative UHH elastomers.
Известен способ получени 3,5,3 ,5 -тетраалкилднфенохинонов окислительной каталитической днмеризацией 2,6-алк11пфеНедостатком известного способа вл етс иеобхоанмость использовани комплексов меди (П) как катализатора, что прнводит к ухудшению качества целевого продукта за счет наличи в последнем примесей солей меди (II), которые вл ютс катализаторами процессов окислительной деструкции з.A known method for the preparation of 3,5,3, 5 -tetraalkyldnfenoquinones by the oxidative catalytic dimetry of 2,6-alk1pfe The disadvantage of this method is its use of copper (II) complexes as a catalyst, which leads to a decrease in the quality of the target product due to Ii) which are catalysts for oxidative degradation processes.
Цель изобретени - улучшенне качаетThe purpose of the invention is improved pumps
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU772467349A SU636221A1 (en) | 1977-03-29 | 1977-03-29 | Method of obtaining 3,5,3',5'-tetra-tret-butyldiphenoquinone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU772467349A SU636221A1 (en) | 1977-03-29 | 1977-03-29 | Method of obtaining 3,5,3',5'-tetra-tret-butyldiphenoquinone |
Publications (1)
Publication Number | Publication Date |
---|---|
SU636221A1 true SU636221A1 (en) | 1978-12-05 |
Family
ID=20701403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU772467349A SU636221A1 (en) | 1977-03-29 | 1977-03-29 | Method of obtaining 3,5,3',5'-tetra-tret-butyldiphenoquinone |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU636221A1 (en) |
-
1977
- 1977-03-29 SU SU772467349A patent/SU636221A1/en active
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