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CAS No 34014-18-1 , 1-(5-tert-butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea

  • Name: 1-(5-tert-butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
  • Synonyms: Brulan;Graslan; Spike; 1-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea; Brush bullet; Tebulan; Prefmid; Perflan;1-(5-tert-butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea;
  • CAS Registry Number:
  • Transport: UN 3077
  • Melting Point: 161-164 ºC
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: 1.186g/cm3
  • Safety Statements: R22;R50/53
  • Hazard Symbols: Xn: Harmful;N: Dangerous for the environment;
  • Flash Point: °C
  • EINECS: 251-793-7
  • Molecular Weight: 228.31454
  • InchiKey: HBPDKDSFLXWOAE-UHFFFAOYSA-N
  • InChI: InChI=1S/C9H16N4OS/c1-9(2,3)6-11-12-8(15-6)13(5)7(14)10-4/h1-5H3,(H,10,
    14)
  • Risk Statements: S37;S60;S61
  • Molecular Formula: C9H16N4OS
  • Molecular Structure:CAS No:34014-18-1 1-(5-tert-butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea

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34014-18-1 Tebuthiuron

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References of 1-(5-tert-butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
Title: Tebuthiuron
CAS Registry Number: 34014-18-1
CAS Name: N-[5-(1,1-Dimethylethyl)-1,3,4-thiadiazol-2-yl]-N,N￠-dimethylurea
Synonyms: 1-(5-tert-butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
Manufacturers' Codes: EL-103
Trademarks: Graslan (Dow AgroSci.); Perflan (Dow AgroSci.); Spike (Dow AgroSci.)
Molecular Formula: C9H16N4OS
Molecular Weight: 228.31
Percent Composition: C 47.35%, H 7.06%, N 24.54%, O 7.01%, S 14.04%
Literature References: Broad spectrum pre- and post-emergent herbicide. Prepn: GB 1266172 (1972 to Air Prod. Chem.); E. V. P. Tao, BE 799575; idem, US 3803164 (1973, 1974 both to Lilly); idem, Synth. Commun. 4, 249 (1974). Herbicidal activity: A. T. Perkins et al., Proc. South. Weed Sci. Soc. 30, 326 (1977). Toxicity study: G. C. Todd et al., Food Cosmet. Toxicol. 12, 461 (1974). Metabolism in animals: D. M. Morton, D. G. Hoffman, J. Toxicol. Environ. Health 1, 757 (1976). Determn by HPLC: J. H. Kennedy, J. Chromatogr. Sci. 15, 79 (1977); by GC: A. Loh et al., J. Agric. Food Chem. 26, 410 (1978). Field trial against woody shrubs: C. H. Herbel et al., J. Range Manage. 38, 391 (1985).
Properties: mp 160-163°. Moderately sol in water (2500 ppm); sol in methanol (170,000 ppm) (company literature). LD50 in mice, rats, rabbits (mg/kg): 579, 644, 286 orally (Todd).
Melting point: mp 160-163°
Toxicity data: LD50 in mice, rats, rabbits (mg/kg): 579, 644, 286 orally (Todd)
Use: Herbicide.