Prometon
Title: Prometon
CAS Registry Number: 1610-18-0
CAS Name: 6-Methoxy-N,N¢-bis(1-methylethyl)-1,3,5-triazine-2,4-diamine
Additional Names: 2,4-bis(isopropylamino)-6-methoxy-s-triazine; 2-methoxy-4,6-bis(isopropylamino)-s-triazine; methoxypropazine; prometone
Manufacturers' Codes: G-31435
Trademarks: Gesafram (Syngenta); Pramitol (Makhteshim-Agan)
Molecular Formula: C10H19N5O
Molecular Weight: 225.29
Percent Composition: C 53.31%, H 8.50%, N 31.09%, O 7.10%
Literature References: Nonselective pre- and post-emergent herbicide for use on noncrop land. General preparative information and use as herbicide: H. Gysin, E. Knüsli, US 2909420 (1959 to Geigy); see also: M. A. Priola, US 3713806 (1973 to Ciba-Geigy). Alternate process: H. V. Lemaster, US 3663542 (1972 to Geigy). Comparison with other triazine herbicides: H. Gysin, E. Knüsli, Adv. Pest Contr. Res. 3, 289 (1960). Metabolism in rats: J. E. Bakke et al., J. Agric. Food Chem. 15, 628 (1967). GC determn in human urine: ibid. 27, 740 (1979). Toxicology study in sheep and cattle: A. E. Johnson et al., Am. J. Vet. Res. 33, 1433 (1972). Review of properties and analytical methods: B. G. Tweedy, R. A. Kahrs, Anal. Methods Pestic. Plant Growth Regul. 10, 493 (1978).
Properties: Crystalline solid, mp 91-92°. Soly in water (20°): 750 ppm. Very sol in organic solvents. Vapor pressure at 20°: 2.3´10-6 Torr. LD50 in mice, rats (mg/kg): 2160, 2980 orally (Gysin, Knüsli, 1960). LC50 (96 hour) in bluegill sunfish, rainbow trout (ppm): >32, 20 (Tweedy, Kahrs).
Melting point: mp 91-92°
Toxicity data: LD50 in mice, rats (mg/kg): 2160, 2980 orally (Gysin, Knüsli, 1960); LC50 (96 hour) in bluegill sunfish, rainbow trout (ppm): >32, 20 (Tweedy, Kahrs)
Use: Nonselective herbicide.

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