1546. Butylate

Nomenclature

CAS number: 2008-41-5
Bis(2-methylpropyl)carbamothioic acid S-ethyl ester; diisobutylthiocarbamic acid S-ethyl ester; S-ethyl N,N-diisobutylthiocarbamate; butilate; diisocarb; R-1910; Sutan Plus (Zeneca); Anelda (Sagrochem).
C11H23NOS; mol wt 217.37.
C 60.78%, H 10.67%, N 6.44%, O 7.36%, S 14.75%.

Description and references

Selective pre-planting herbicide. Prepn: H. Tilles, J. Am. Chem. Soc. 81, 714 (1959); H. Tilles, J. Antognini, US 2913327 (1959 to Stauffer). Metabolism: J. P. Hubbell, J. E. Casida, J. Agric. Food Chem. 25, 404 (1977). Soil degradation: F. W. Roeth et al., Weed Technol. 3, 24 (1989). HPLC determn in water: C. H. Marvin et al., Anal. Chem. 62, 1495 (1990). Weed control in alfalfa: N. Sarpe et al., Meded. Fac. Landbouwwet. Univ. Gent 57, 1117 (1992); in combination with atrazine, q.v., in corn: G. D. Hoyt, Crop Prot. 14, 75 (1995).

Chemical structure

Properties

Clear liquid, bp21 138°. nD30 1.4701; d 0.9417. Vapor press at 25°: 1.3 × 10-3 mm Hg. Soly in water at 25°: 45 mg/l.

Use

Herbicide.