The information in this profile may be out-of-date. It was last revised in 1996. EXTOXNET no longer updates this information, but it may be useful as a reference or resource.

Please visit the National Pesticide Information Center (NPIC) to find updated pesticide fact sheets. If you don't find a fact sheet related to your question, feel free to call 1-800-858-7378. NPIC is open five days a week from 8:00am to 12:00pm Pacific Time.


Extension Toxicology Network

Pesticide Information Profiles

A Pesticide Information Project of Cooperative Extension Offices of Cornell University, Oregon State University, the University of Idaho, and the University of California at Davis and the Institute for Environmental Toxicology, Michigan State University. Major support and funding was provided by the USDA/Extension Service/National Agricultural Pesticide Impact Assessment Program.

EXTOXNET primary files maintained and archived at Oregon State University

Revised June 1996


Trade and Other Names: Trade names for products containing napropamide include Devrinol and R-7465. It may also be found in formulations with other pesticides such as monolinuron, nitralin, simazine, trifluralin, tefurthrin, and tebutam. It is compatible with many other herbicides and fungicides.

Regulatory Status: Napropamide is a slightly toxic compound in EPA toxicity class III. The Signal Word CAUTION is required on the label of products containing the compound. Napropamide is a General Use Pesticide (GUP).

Chemical Class: amide

Introduction: Napropamide is a selective systemic amide herbicide used to control a number of annual grasses and broad-leaved weeds. Napropamide is applied to soils where vegetables, fruit trees and bushes, vines, strawberries, sunflowers, tobacco, olives, and mint or other crops are grown. It is available in emulsifiable concentrate, wettable powder, granules, and suspension concentrates.

Formulation: It is available in emulsifiable concentrate, wettable powder, granules, and suspension concentrates.

Toxicological Effects:

Ecological Effects:

Environmental Fate:

Physical Properties:

Exposure Guidelines:

Basic Manufacturer:

Zeneca Ag Products
1800 Concord Pike
Wilmington, DE 19897


References for the information in this PIP can be found in Reference List Number 10

DISCLAIMER: The information in this profile does not in any way replace or supersede the information on the pesticide product labeling or other regulatory requirements. Please refer to the pesticide product labeling.