Method for preparing trioxane
US9994544B2 · kind B2 · utility
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1References
22Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 17, 2015 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Jul 17, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D323/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention concerns a method for preparing 1,3,5-trioxane by trimerization of formaldehyde in the presence of methanesulfonic acid. The invention also concerns the use of at least one catalyst comprising methanesulfonic acid for the trimerization of formaldehyde into 1,3,5-trioxane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.