Agent Name

Diphenamid

CAS Number

957-51-7

Formula

C16-H17-N-O

Major Category

Pesticides

Synonyms

2,2-Diphenyl-N,N-dimethylacetamide; 80W; Dif 4; Difenamid [Czech]; Difenamide [ISO-French]; Diherbid; Dimethylamid kyseliny difenyloctove [Czech]; Dimid; Dymid; ENT-28567; Enide; Enide 50; Enide 50W; Fenam; L-34314; Lilly 34,314; N,N,Dimethyl-2,2-diphenylacetamide; N,N-Dimethyl-alpha-phenylbenzeneacetamide; N,N-Dimethyldiphenylacetamide; Rideon; Trefmid; U 4513; Zarur; [ChemIDplus]

Category

Herbicides, Other

Description

White solid; [Hawley] Colorless or white solid; Technical product: Off-white solid; [HSDB]

Sources/Uses

Used as pre-emergence herbicide for control of annual grasses and broad-leaved weeds in cotton, potatoes, vegetables, soy beans, tobacco, fruits, forestry nurseries, and ornamentals; Also used as plant growth regulator; Discontinued in 1988 by NOR-AM Chemical Co.; [HSDB]

Comments

No listed effects of short-term or long-term exposure; [ICSC] Causes convulsions in high-dose animal experiments; No effects in rats fed 10 mg/kg for 90 days; Non-irritant and non-sensitizer of skin in animal tests; [HSDB] An irritant; [MSDSonline]

Restricted

Cancelled--no longer registered as a pesticide for use in the US; [HSDB]

Exposure Assessment
Vapor Pressure

3.0E-8 mm Hg

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: