Home > Name List By 5 > 5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3- carboxylic acid

CAS No 81335-77-5 , 5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3-
carboxylic acid

  • Name: 5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3-
    carboxylic acid
  • Synonyms: Imazethapyr [ANSI:BSI:ISO]; Pivot; AC 263,499; 81335-77-5;Pursuit; EPA Pesticide Chemical Code 128922; HSDB 6678;5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3-
    carboxylic acid; CL 263499;
  • CAS Registry Number:
  • Melting Point: 169-173 ºC
  • Flash Point: 224ºC
  • Boiling Point: 446.8ºC at 760 mmHg
  • Density: 1.28 g/cm3
  • Flash Point: 224ºC
  • Molecular Weight: 289.32966
  • InchiKey: XVOKUMIPKHGGTN-UHFFFAOYSA-N
  • InChI: InChI=1S/C15H19N3O3/c1-5-9-6-10(13(19)20)11(16-7-9)12-17-14(21)15(4,
    18-12)8(2)3/h6-8H,5H2,1-4H3,(H,19,20)(H,17,18,21)
  • Molecular Formula: C15H19N3O3
  • Molecular Structure:CAS No:81335-77-5 5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3-<br />carboxylic acid

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References of 5-ethyl-2-(4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl)pyridine-3-
carboxylic acid
Title: Imazethapyr
CAS Registry Number: 81335-77-5
CAS Name: 2-[4,5-Dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl]-5-ethyl-3-pyridinecarboxylic acid
Synonyms: (±)-5-ethyl-2-(4-isopropyl-4-methyl-5-oxo-1H-imidazolin-2-yl)nicotinic acid
Manufacturers' Codes: AC-263499; CL-263499
Molecular Formula: C15H19N3O3
Molecular Weight: 289.33
Percent Composition: C 62.27%, H 6.62%, N 14.52%, O 16.59%
Literature References: Selective imidazolinone herbicide. Inhibitor of acetolactate synthase, a key enzyme in the biosynthesis of branched chain amino acids. Prepn: M. Los, EP 41623; idem, US 4798619 (1981, 1989 both to Am. Cyanamid). Comprehensive description: T. R. Peoples et al., Proc. Br. Crop Prot. Conf. - Weeds 1985, 99-106. Determn in soil: O. Nováková, Chromatographia 39 62 (1994). Metabolism in corn: N. M. Mallipudi et al., J. Agric. Food Chem. 42, 1213 (1994).
Properties: White to off-white crystalline solid, mp 172-175°. pK1 2.1; pK2 3.9. Soly in water (25°): 1415 ppm. LD50 orally in rats and mice: >5000 mg/kg; dermally in rabbits: >2000 mg/kg (Peoples).
Melting point: mp 172-175°
pKa: pK1 2.1; pK2 3.9
Toxicity data: LD50 orally in rats and mice: >5000 mg/kg; dermally in rabbits: >2000 mg/kg (Peoples)
 
Derivative Type: Ammonium salt
CAS Registry Number: 101917-66-2
Trademarks: Pivot (BASF); Pursuit (BASF)
Molecular Formula: C15H22N4O3
Molecular Weight: 306.36
Percent Composition: C 58.81%, H 7.24%, N 18.29%, O 15.67%
 
Use: Herbicide.