Prometon is a herbicide for annual and perennial broad-leaf weed, brush and grass control mainly in non-cropping situations. References Prometon Risk Assessments; Notice of Availability, and Risk Reduction Options. Federal Register: November 7, 2007 (Volume 72, Number 215) Scorecard – CHEMICAL PROFILES – Chemical Profile – Chemical: PROMETON – CAS Number: 1610-18-0 External links Herbicides Triazines Isopropyl compounds