Home > Name List By n > N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1, 5-c]pyrimidine-2-sulfonamide

CAS No 145701-23-1 , N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,
5-c]pyrimidine-2-sulfonamide

  • Name: N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,
    5-c]pyrimidine-2-sulfonamide
  • Synonyms: 145701-23-1; Florasulam [ISO]; N-(2,6-Difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide; Primus; Kantor;N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,
    5-c]pyrimidine-2-sulfonamide;
  • CAS Registry Number:
  • Density: 1.75 g/cm3
  • Refractive index: 1.676
  • Safety Statements: R50/53,
  • Hazard Symbols: N:;
  • Molecular Weight: 359.28383
  • InchiKey: QZXATCCPQKOEIH-UHFFFAOYSA-N
  • InChI: InChI=1S/C12H8F3N5O3S/c1-23-12-16-5-8(15)10-17-11(18-20(10)12)24(21,
    22)19-9-6(13)3-2-4-7(9)14/h2-5,19H,1H3
  • Risk Statements: S60-61,
  • Molecular Formula: C12H8F3N5O3S
  • Molecular Structure:CAS No:145701-23-1 N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,<br />5-c]pyrimidine-2-sulfonamide

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References of N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,
5-c]pyrimidine-2-sulfonamide
Title: Florasulam
CAS Registry Number: 145701-23-1
CAS Name: N-(2,6-Difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[l,5-c]pyrimidine-2-sulfonamide
Synonyms: 2￠,6￠,8-trifluoro-5-methoxy-s-triazolo[1,5-c]pyrimidine-2-sulfonanilide
Trademarks: Boxer (Dow AgroSci.); Nikos (Dow AgroSci.); Primus (Dow AgroSci.)
Molecular Formula: C12H8F3N5O3S
Molecular Weight: 359.28
Percent Composition: C 40.12%, H 2.24%, F 15.86%, N 19.49%, O 13.36%, S 8.92%
Literature References: Triazolopyrimidine herbicide for use in cereals. Acetolactate synthase (ALS) inhibitor. Prepn: J. C. Van Heertum et al., WO 8911782 (1989 to Dow); eidem, US 5163995 (1992 to DowElanco). Comprehensive description: A. R. Thompson et al., Brighton Crop Prot. Conf. - Weeds 1999, 73-80. Review of field trials: A. D. Bailey et al., ibid. 205-209. Photolytic degradation in soil and water: M. S. Krieger et al., J. Agric. Food Chem. 48, 3710 (2000).
Properties: mp 220-221° (dec) (Van Heertum); also reported as 193.5-230.5° (Thompson). pKa: 4.54. Partition coefficient (octanol/water): 0.060 (pH 7.0). Vapor pressure (25°): 1 ′ 10-5 Pa. Soly in water (20°): 6.36 g/l (pH 7.0). LD50 in rat, quail (mg/kg): >6000, 1046 orally; percutaneously in rabbit: >2000 mg/kg. LC50 in rainbow trout, bluegill (96 hr): >96, >98 mg/l (Thompson).
Melting point: mp 220-221° (dec) (Van Heertum); also reported as 193.5-230.5° (Thompson)
pKa: pKa: 4.54
Log P: Partition coefficient (octanol/water): 0.060 (pH 7.0)
Toxicity data: LD50 in rat, quail (mg/kg): >6000, 1046 orally; percutaneously in rabbit: >2000 mg/kg; LC50 in rainbow trout, bluegill (96 hr): >96, >98 mg/l (Thompson)
Use: Herbicide.