Fluometuron

Title: Fluometuron
CAS Registry Number: 2164-17-2
CAS Name: N,N-Dimethyl-N¢-[3-(trifluoromethyl)phenyl]urea
Additional Names: 1,1-dimethyl-3-(a,a,a-trifluoro-m-tolyl)urea; N-(3-trifluoromethylphenyl)-N¢,N¢-dimethylurea
Manufacturers' Codes: Ciba 2059
Trademarks: Cotoran (Griffin); Cottonex (Makhteshim-Agan)
Molecular Formula: C10H11F3N2O
Molecular Weight: 232.20
Percent Composition: C 51.73%, H 4.77%, F 24.55%, N 12.06%, O 6.89%
Literature References: Made by the reaction of dimethylamine on 3-trifluoromethylphenyl isocyanate: Abel, Chem. Ind. (London) 1957, 1106. Herbicidal preparations: Martin, Aebi, US 3134665 (1964 to Ciba). Toxicity data: R. Ben-Dyke et al., World Rev. Pest Control 9, 119 (1970). Review of carcinogenic risk: IARC Monographs 30, 245-253 (1983).
Properties: Crystals, mp 163-164.5°. Soly in water at 25°: 80 ppm; sol in acetone, ethanol, isopropanol, DMF and other organic solvents. LD50 in rats (mg/kg): 8900 orally; in rabbits (mg/kg): >10,000 dermally (Ben-Dyke).
Melting point: mp 163-164.5°
Toxicity data: LD50 in rats (mg/kg): 8900 orally; in rabbits (mg/kg): >10,000 dermally (Ben-Dyke)
Use: Herbicide.
Fluorescein Fluorescein Paper Fluorescin Fluoresone Fluoridamid

Fluometuron
Fluometuron.svg
Identifiers
CAS number 2164-17-2 YesY
PubChem 16562
ChemSpider 15702
Jmol-3D images Image 1
Properties
Molecular formula C10H11F3N2O
Molar mass 232.20 g mol−1
Density 1.39 g/cm3[1]
Melting point 163 to 164 °C; 325 to 327 °F; 436 to 437 K ([1])
Solubility in water 90 ppm (0.0105%) at 20 °C[1]
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Fluometuron is an herbicide. In the United States it was approved for use on cotton and sugarcane crops in 1974, but since 1986 is only approved for use on cotton.[2]