Process for the preparation of dialkyltin dihalides
US4052427A · kind A · utility
3Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 1976 |
| Grant date | Oct 4, 1977 |
| Priority date | — |
| Expiry date | Jun 21, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F7/2208
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The preparation of dialkyltin dihalides and mixed dialkyltin dihalides, by refluxing a dimethyltin dihalide with a higher alkyl-halide in the presence of a phosphonium iodide catalyst, useful as intermediates for PVC stabilizers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.