Patent · US Expired

Method for preparing triorganotin halide

US4222950A · kind A · utility

5Cited by
11References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 10, 1978
Grant dateSep 16, 1980
Priority date
Expiry dateAug 10, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/2208
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Triorganotin compounds of the general formula ##STR1## are efficacious insecticides when applieds to objects, particularly plants, that are susceptible to infestation by insects. In the foregoing formula R.sup.1 and R.sup.2 are individually selected from the group consisting of linear and branched-chain alkyl containing from 1 to 4 carbon atoms with the proviso that the total number of carbon atoms in R.sup.1 and R.sup.2 is from 5 to 7, Y is selected from the group consisting of chlorine, bromine, fluorine, hydroxyl, cyanide, carbamate, thiocarbamate, dithiocarbamate, nitrate, phenoxy, enolate, ##STR2## SR.sup.3, OR.sup.4, oxygen, sulfur, sulfate and phosphate, wherein R.sup.3 represents alkyl containing from 1 to 12 carbon atoms or phenyl, R.sup.4 is alkyl containing from 1 to 12 carbon atoms, a represents the valence of Y and is the integer 1, 2 or 3 and n represents an integer from 1 to 6, inclusive.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.