Butafenacil and its metabolite CGA-293731
CAS No. 134605-64-4
US Maximum Residue Levels in Food Commodities
 
 

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ACTIVITY: Herbicide (uracil)
Structure:

A February 15, 2005, check at the Code of Federal Regulations for Butafenacil: this herbicide is permitted in or on 12 food commodities in the United States.

Note:

• On September 19, 2003, US EPA approved the first time use of Butafenacil on food commodities.

• The metabolite, or dimer of butafenacil, is included in the tolerances for residues for livestock commodoties: CGA-293731.

The following list identifies these crops for which EPA has set pesticide tolerances. 

[Code of Federal Regulations]
[Title 40, Volume 22]
[Revised as of July 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR180.592]
[Page 517]

TITLE 40--PROTECTION OF ENVIRONMENT

CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

PART 180_TOLERANCES AND EXEMPTIONS FROM TOLERANCES FOR PESTICIDE CHEMICALS
IN FOOD--Table of Contents

Subpart C_Specific Tolerances

Sec. 180.592 Butafenacil; tolerances for residues.
(a) General. (1) Tolerances are established for residues of the
herbicide butafenacil, (1,1-dimethyl-2-oxo-2-(2-propenyloxy)ethyl 2-
chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-
pyrimidinyl] benzoate) in or on the following raw agricultural commodities:
Commodity Parts Per Million CFR
Cotton, gin byproducts
10 180.592
Cotton, undelinted seed 0.50 180.592
(2) Tolerances are established for residues of the herbicide
butafenacil
, (1,1-dimethyl-2-oxo-2-(2-propenyloxy)ethyl 2-chloro-5-[3,6-
dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-pyrimidinyl]
benzoate) and its metabolite CGA-293731 (1-carboxy-1-methylethyl 2-
chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1(2H)-
pyrimidinyl] benzoate), in or on the following livestock commodities:
Cattle, kidney
0.05 180.592
Cattle, liver
0.05 180.592
Goats, kidney
0.05 180.592
Goats, liver
0.05 180.592
Hog, kidney
0.05 180.592
Hog, liver
0.05 180.592
Horse, kidney
0.05 180.592
Horse, liver
0.05 180.592
Sheep, kidney
0.05 180.592
Sheep, liver 0.05 180.592
(b) Section 18 emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. [Reserved]
(d) Indirect and inadvertant residues. [Reserved]

[68 FR 54827, Sept. 19, 2003]

 
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