When was mesotrione invented?
2001
Mesotrione is the ISO common name for an organic compound that is used as a selective herbicide, especially in maize. It inhibits the enzyme 4-hydroxyphenylpyruvate dioxygenase (HPPD) and is sold under brand names including Callisto and Tenacity. It was first marketed by Syngenta in 2001.
What is the active ingredient in Callisto herbicide?
mesotrione
RESISTANCE MANAGEMENT Callisto is a Group 27 Herbicide (contains the active ingredient mesotrione). Naturally occurring biotypes of certain broadleaf weed species with resistance to triazines, glyphosate, PRO, HPPD and ALS inhibiting herbicides are known to exist.
Is Callisto a contact herbicide?
Callisto Herbicide is a systemic preemergence and postemergence herbicide for the selective contact and residual control of broadleaf weeds in field corn, seed corn, yellow popcorn, sweet corn, and other listed crops. When used preemergence, weeds take up the product through the soil during emergence.
What year was mesotrione used as a herbicide?
1 Introduction. After 15 years of use since it was brought to the market by Syngenta® in 2001, the herbicide mesotrione (2-[4-(methylsulfonyl)-2-nitrobenzoyl]-cylohexane-1,3-dione, Fig.
What chemical family is mesotrione?
Mesotrione is an aromatic ketone that is cyclohexa-1,3-dione in which one of the hydrogens at position 2 is substituted by a 4-(methanesulfonyl)-2-nitrobenzoyl group.
Is Callisto the same as tenacity?
Callisto and Tenacity are exactly the same formulation. Only difference is that the Callisto is much cheaper in the larger quantity. Pretty common for the chemical companies to use different product names in different market channels.
Does Callisto have residual?
Powered by mesotrione and an HPPD site of action, Callisto® controls annual broadleaf weeds in field corn, seed corn, yellow popcorn, sweet corn and other labeled crops. Callisto also delivers contact and residual control of broadleaf weeds, flexible application timing and excellent crop safety.
Is tenacity herbicide legal in Canada?
Re: No Tenacity in Canada apparently herbicides are illegal now in canada and everyone’s lawns are fast becoming weed havens. i told em to go buy a bottle of tenacity here or RU or something, but they were too afraid to smuggle it across the border.
What is Lexar EZ?
Lexar EZ is a unique combination of the herbicides: S-metolachlor, mesotrione, and atrazine. Lexar EZ controls weeds by interfering with normal germination and seedling development.
Will Callisto burn corn?
Although striking in Page 4 appearance, the overall impact of the Callisto injury on corn is minimal. New growth does not demonstrate injury and the affected fields appear to be recovering.
What is the product label for Callisto herbicide?
U.S. EPA, Pesticide Product Label, CALLISTO HERBICIDE, 04/06/2009 04 /Ofo/~06Q, UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 “6 . OFFICE OF APR 2009 PREVENTION, PESTICIDES AND TOXIC SUBSTANCES
How is mesotrione used as a selective herbicide?
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Mesotrione is the ISO common name for an organic compound that is used as a selective herbicide, especially in maize.
How are pesticides approved in the European Union?
Within the European Union, a 2-tiered approach is used for the approval and authorisation of pesticides. Firstly, before a formulated product can be developed for market, the active substance must be approved for the European Union.
