Process for the dehalogenation of 1,3-dioxolanes
US5245054A · kind A · utility
3Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 1992 |
| Grant date | Sep 14, 1993 |
| Priority date | — |
| Expiry date | Feb 5, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/42
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the dehalogenation of 1,3-dioxolanes of formula: ##STR1## wherein X.sub.1 and X.sub.3, like or different from each other, are Cl or Br, X.sub.2 and X.sub.4, like or different from each other, are F or H. Said process consists in contacting the dioxolane of formula (I) with metallic zinc at a temperature ranging from +30.degree. to 130.degree. C. The corresponding dioxoles are obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.