Separation of 1,8-cineole by forming a complex with hydroquinone
US4521608A · kind A · utility
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4References
7Claims
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Inventor
Key dates
| Filing date | May 12, 1983 |
| Grant date | Jun 4, 1985 |
| Priority date | — |
| Expiry date | May 12, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D493/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Mixtures containing 1,8-cineole are treated with hydroquinone to complex with and precipitate the 1,8-cineole. The complex in a crystalline form is separated from the mixture and dissociated to give 1,8-cineole which may be isolated in high-purity form by filtration or distillation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.