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CAS No 49866-87-7 , 1,2-dimethyl-3,5-diphenylpyrazol-1-ium

  • Name: 1,2-dimethyl-3,5-diphenylpyrazol-1-ium
  • Synonyms: Difenzoquat [ANSI:BSI:ISO]; 1,2-dimethyl-3,5-diphenyl-; 49866-87-7; EINECS 256-505-3; 1H-Pyrazolium;1,2-dimethyl-3,5-diphenylpyrazol-1-ium;
  • CAS Registry Number:
  • Transport: 2588
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Flash Point: °C
  • EINECS: 256-505-3
  • Molecular Weight: 249.33028
  • InchiKey: LBGPXIPGGRQBJW-UHFFFAOYSA-N
  • InChI: InChI=1S/C17H17N2/c1-18-16(14-9-5-3-6-10-14)13-17(19(18)2)15-11-7-4-8-
    12-15/h3-13H,1-2H3/q+1
  • Molecular Formula: C17H17N2+
  • Molecular Structure:CAS No:49866-87-7 1,2-dimethyl-3,5-diphenylpyrazol-1-ium

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References of 1,2-dimethyl-3,5-diphenylpyrazol-1-ium
Title: Difenzoquat
CAS Registry Number: 49866-87-7
CAS Name: 1,2-Dimethyl-3,5-diphenyl-1H-pyrazolium
Molecular Formula: [C17H17N2]+
Literature References: Post-emergence herbicide for food crops; also effective vs mildew. Prepn of salts: B. Walworth, E. Klingsberg, DE 2260485; eidem, US 3882142 (1973, 1975 both to Am. Cyanamid); B. Cross et al., J. Heterocycl. Chem. 17, 905 (1980). Physical properties and herbicidal activity: N. E. Shafer, Proc. 12th Br. Weed Control Conf. 1974, 831. Effect vs mildew: R. J. Winfield et al., Proc. Br. Crop Prot. Conf. - Pests Dis. 1977, 57. HPLC determn in commercial formulations: C. Barry, R. K. Pike, J. Assoc. Off. Anal. Chem. 63, 64 (1980); in water: M. C. Carneiro et al., J. Chromatogr. A 669, 217 (1994).
 
Derivative Type: Methyl sulfate
CAS Registry Number: 43222-48-6
Manufacturers' Codes: AC-84777; CL-84777
Trademarks: Avenge (BASF); Finaven (BASF)
Molecular Formula: C17H17N2.CH3O4S
Molecular Weight: 360.43
Percent Composition: C 59.98%, H 5.59%, N 7.77%, O 17.76%, S 8.90%
Properties: Crystals from acetone, mp 146-148° (Cross). Soly in water (25°): ~70%. Relatively insol in non-polar solvents. LD50 (technical grade) orally in rats: 470 mg/kg; dermally in rabbits: 3540 mg/kg (Shafer).
Melting point: mp 146-148° (Cross)
Toxicity data: LD50 (technical grade) orally in rats: 470 mg/kg; dermally in rabbits: 3540 mg/kg (Shafer)
 
Use: Herbicide; agricultural fungicide.