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Substance Name: Imazethapyr [ANSI:BSI:ISO]
RN: 81335-77-5
UNII: 72T2IN94I4
InChIKey: XVOKUMIPKHGGTN-UHFFFAOYSA-N

Note

  • Do not confuse with imazapyr, which is the 5-desethyl analog of imazethapyr.

Classification Codes

  • Agricultural Chemical
  • Herbicide

Molecular Formula

  • C15-H19-N3-O3

Molecular Weight

  • 289.333
 
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Names and Synonyms

Results Name

  • Imazethapyr [ANSI:BSI:ISO]

Name of Substance

  • Imazethapyr
  • Imazethapyr [ANSI:BSI:ISO]

Synonyms

  • (+-)-2-(4,5-Dihydro-4-methyl-4(1-methylethyl)-5-oxo-1H-imidazol-2yl)-5-ethyl-3-pyridinecarboxylic acid
  • (RS)-5-Ethyl-2(4-isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl)nicotinic acid
  • 2-(4,5-Dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-5-ethyl-3-pyridinecarboxylic acid
  • AC 263,499
  • CL 263499
  • EPA Pesticide Chemical Code 128922
  • HSDB 6678
  • Imazethapyr
  • Pivot
  • Pursuit
  • UNII-72T2IN94I4

Systematic Names

  • 3-Pyridinecarboxylic acid, 2-(4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-5-ethyl-
  • 3-Pyridinecarboxylic acid, 2-(4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-5-ethyl-, (+-)-

Registry Numbers

CAS Registry Number

  • 81335-77-5

FDA UNII

  • 72T2IN94I4

Related Registry Number

  • 101917-66-2 (ammonium-salt)

System Generated Number

  • 0081335775

Structure Descriptors

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)

InChIKey

XVOKUMIPKHGGTN-UHFFFAOYSA-N

Smiles

c1(C2=N[C@@](C(C)C)(C)C(N2)=O)c(cc(CC)cn1)C(O)=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
duck LD50 oral > 2150mg/kg (2150mg/kg)   Pesticide Manual. Vol. 9, Pg. 489, 1991.
mouse LD50 oral > 5gm/kg (5000mg/kg)   Pesticide Manual. Vol. 9, Pg. 489, 1991.
quail LD50 oral > 2150mg/kg (2150mg/kg)   Pesticide Manual. Vol. 9, Pg. 489, 1991.
rabbit LD50 skin > 2gm/kg (2000mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C255, 1991.
rat LC50 inhalation 3270mg/m3 (3270mg/m3)   Pesticide Manual. Vol. 9, Pg. 489, 1991.
rat LD50 oral > 5gm/kg (5000mg/kg)   Pesticide Manual. Vol. 9, Pg. 489, 1991.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 173 deg C   EXP
pKa Dissociation Constant 2.1 (none)   EXP
Water Solubility 1400 mg/L 25 EXP
Atmospheric OH Rate Constant 1.59E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.