Process for producing alpha-picoline
US4388461A · kind A · utility
2Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1982 |
| Grant date | Jun 14, 1983 |
| Priority date | — |
| Expiry date | Jun 2, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Alpha-picoline is produced by the ammoniation of phenol over a zeolite having a silica:alumina ratio of at least 12 and a constraint index of 1 to 12. The preferred zeolite is ZSM-5. Aniline is produced as a co-product and the alpha-picoline may be separated by distillation or extraction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.