Patent · US Expired

O-Alkyl-o-[3-methyl-1,2,4-triazolo-(2,3,b )-thiazol(6)-yl](thiono)-phosphoric (phosphonic) acid esters

US3957977A · kind A · utility

4Cited by

1References

12Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Hellmut Hoffmann
Ingeborg Hammann · Cologne, DE
Wolfgang Behrenz · Overath, DE
Wilhelm Stendel · Wuppertal, DE

Key dates

Filing date	Dec 9, 1974
Grant date	May 18, 1976
Priority date	—
Expiry date	Dec 9, 1994

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01N57/08
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

O-Alkyl-O-[3-methyl-1,2,4-triazolo-(2,3,b)-thiazol(6)-yl]-(thiono)-phosphor ic (phosphonic) acid esters of the formula ##SPC1## In which PA1 R is alkyl with 1 to 6 carbon atoms, PA1 R' is alkyl with 1 to 4 carbon atoms, alkoxy with 1 to 6 carbon atoms or phenyl, PA1 R" is alkyl with 1 to 3 carbon atoms or alkylmercapto with 1 to 3 carbon atoms, and PA1 X is oxygen or sulfur, Which possess insecticidal and acaricidal properties.

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