Agent Name

Oxadiazon

CAS Number

19666-30-9

Formula

C15-H18-Cl2-N2-O3

Major Category

Pesticides

Synonyms

1,3,4-Oxazol-2(3H)-one, 3-(2,4-dichloro-5-(1-methylethoxy)phenyl)-5-(1,1-dimethylethyl)-; 2-tert-Butyl-4-(2,4-dichloro-5-isopropoxyphenyl)-delta(sup 2)-1,3,4-oxadiazolin-5-one; 2-tert-Butyl-4-(2,4-dichloro-5-isopropoxyphenyl)-delta2-1,3,4-oxadiazolin-5-one (8CI); 2-tert-Butyl-4-(2,4-dichloro-5-isopropyloxyphenyl)-1,3,4-oxadiazolin-5-one; 3-(2,4-Dichloro-5-(1-methylethoxy)phenyl)-5-(1,1-dimethylethyl)-1,3,4-oxadiazol-2(3H)-one (9CI); 3-(2,4-Dichloro-5-isopropyloxy-phenyl)-delta(sup 4)-5-(tert-butyl)-1,3,4-oxadiazoline-2-one; 5-tert-Butyl-3-(2,4-dichloro-5-isopropoxyphenyl)-1,3,4-oxadiazol-2(3H)-one; G 315; Oxadiazone; RP 17623; Ronstar; [ChemIDplus]

Category

Herbicides, Protox-Inhibiting

Description

White odorless solid; [Merck Index]

Sources/Uses

Used as selective pre-emergence herbicide; [Merck Index]

Comments

The protox inhibitor herbicides (Fomesafen,Oxadiazon, Lactofen, Sulfentrazone, Carfentrazone-ethyl, Oxyfluorofen and Bifenox) can disrupt porphyrin metabolism; "It has been speculated that a transient form of porphyria variegate may occur following a massive exposure or long-term exposure to lower doses." A mild eye irritant; [HSDB] An eye irritant; [eChemPortal: ERMA] An irritant; Targets the liver; [MSDSonline] See "Fluthiacet-methyl."

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
Vapor Pressure

1.12E-7 mm Hg

Lethal Concentration

LC50 (rat) > 200,000 mg/m3

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

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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Biomedical References

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: