7988. Pyriminil

Nomenclature

CAS number: 53558-25-1
N-(4-Nitrophenyl)-N′-(3-pyridinylmethyl)urea; N-3-pyridylmethyl-N′-p-nitrophenylurea; pyrinuron; RH-787; DLP-787; Vacor (Rohm & Haas).
C13H12N4O3; mol wt 272.26.
C 57.35%, H 4.44%, N 20.58%, O 17.63%.

Description and references

Prepn: J. E. Ware et al., DE 2409686 (1974 to Rohm & Haas). Evaluation as rodenticide: D. L. Peardon, Pest Control 42, 14, 16, 18, 27 (1974); J. E. Brooks, P. T. Htun, J. Hyg. 80, 401 (1978). Mode of action: D. L. Peardon, J. E. Ware, Pest Control 45, 49 (1977).

Chemical structure

Properties

mp 223-225° (dec). LD50 orally in male, female rats: 6.2, 7.2 mg/kg (Brooks, Htun).

Use

Rodenticide.