CommonName: Propanil

ChemicalName: N-(3,4-dichlorophenyl)propanamide

ChemicalFamily: Acetanilide

MolecularFormula: C9H9Cl2NO 

MolecularWeight: 218.1

CAS #:709-98-8

Physical and chemicalproperties:

Propanil is a medium to dark greycrystalline solid ;

melting point: 87 to89 oC;

density:1.25 g/ml;

vapor pressure: 2.6 x10-7mm Hg at 30o C;

octanol/water partitioncoefficient (Pow) :193;

Propanil is slightly soluble inwater (0.13 g/L at 20o C)and is completely soluble in ketones, alcohols, ethers andchlorinated hydrocarbons.

Acute Toxicity:

Oral (Rat):LD50= 1,080 mg/kg

Dermal (Rabbit/Rat):LD50> 2,000 mg/kg

Inhalation (Rat):LC50> 6.1 mg/L

Primary Eye Irritation (Rabbit):Iritis, conjunctivitis present in all rabbits, cleared by day 14;corneal opacity cleared by day 4.

Primary Skin Irritation: Slightdermal irritant

Dermal Sensitization: Not a dermalsensitizer

Summary ofUse:

Propanil is used onrice.

Propanil is a selectivepost-emergent general use herbicide registered to control broadleafand grass weeds in commercial settings. Propanil is used alone andin combination with bensulfuron, carfentrazone, molinate,pendimethalin, quinclorac, thiobencarb and triclopyr.

TargetPests:

Barnyardgrass (watergrass),brachiaris, coffeeweed, crabgrass, croton, curly indigo, ducksalad,foxtail, goose grass, gulf cockspur, mexicanweed, miller, morningglory, northern jointvetch, paragrass, pigweed, redstem, sesbania,small flower umbrella plant, smartweed, sourdock, spearhead,sprangletop and wiregrass.

FormulationTypes:

Formulated as an emulsifiableconcentrate liquid (16.6-58% active ingredient (a.i.)), a waterdispersable granule (or dry flowable) (59.6-81% a.i.), a solubleconcentrate liquid (41.2-80.2% a.i.) and a flowable concentrateliquid (41.2% a.i.).