Title: Pyrimidyl thio- and dithio-phosphoric acid esters

Abstract: Pyrimidyl-thio and dithio-phosphoric acid esters of the formula ##STR1## wherein R.sub.1 represents a C.sub.3 to C.sub.6 cycloalkyl group, R.sub.2 and R.sub.3 each represent a C.sub.1 to C.sub.5 alkyl group and X and Y each represent oxygen or sulfur, Processes for their manufacture, and their use in pest control.

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Inventors: Balke, David E. (Mobile, AL, US)
Oliver, Ward H. (La Place, LA, US)

Application Number: 593144
Filing Date: 1975-07-03
Publication_date: 1977-03-15
Assignee: Ciba-Geigy Corporation (Ardsley, NY)
Primary Class(es): 514/86 544/243, 544/319, 558/6, 564/225, 987/358
Other Classes:
US Patent Ref:

2754243	Jul, 1956	Gysin et al.	260/251.
3862188	Jan, 1975	Milzner et al.	260/251.

Other Refs:
Primary Examiner: Daus, Donald G.
Assistant Examiner: Rivers, Diana G.
Attorney: Jorda; Karl F.