The information in this profile may be out-of-date.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


Tradenames: Trade names for products containing dienochlor include Pentac WP and Pentac Aquaflow. The compound may be found in formulations with a wide variety of other common pesticides.

Regulatory Status: Dienochlor is a General Use Pesticide (GUP). The U.S. EPA has classified it as toxicity class III- slightly toxic. Products containing dienochlor bear the Signal Word WARNING because they are moderately toxic when inhaled.

Chemical Class: organochlorine

Introduction: Dienochlor is an organochlorine insecticide with contact action. It is used for the control of plant-damaging mites on a variety of ornamental shrubs and trees outdoors and in greenhouses. The compound may also be used on non-food ornamental crops. Dienochlor disrupts the egg-laying ability (oviposition) of female mites.

Formulation: Not Available

Toxicological Effects:

Ecological Effects:

Environmental Fate:

Physical Properties:

Exposure Guidelines:

Basic Manufacturer:

Sandoz Agro, Inc.
1300 E. Touhy Ave.
Des Plaines, IL 60018


References for the information in this PIP can be found in Reference List Number 6

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.