Process for the production of 5-bromo-5-nitro-1,3-dioxane
US3931233A · kind A · utility
3Cited by
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6Claims
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Key dates
| Filing date | Sep 13, 1973 |
| Grant date | Jan 6, 1976 |
| Priority date | — |
| Expiry date | Sep 13, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D319/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An improved process for the production of 5-bromo-5-nitro-1,3-dioxane by the acetalization of formaldehyde with 2-bromo-2-nitro-propanediol-1,3 in the presence of concentrated sulfuric acid as a catalyst and recovery of readily crystallizable 5-bromo-5-nitro-1,3-dioxane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.