Agent Name | Fenamiphos |
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CAS Number | 22224-92-6 |
Formula | C13-H22-N-O3-P-S |
Major Category | Pesticides |
Synonyms | 1-(Methylethyl)-ethyl 3-methyl-4-(methylthio)phenyl phosphoramidate; BAY 68138; BAY sra 3886; Ethyl 3-methyl-4-(methylthio)phenyl (1-methylethyl)phosphoramidate; Ethyl 3-methyl-4-(methylthio)phenyl isopropylphosphoramidate; Ethyl 4-(methylthio)-m-tolyl isopropylphosphoramidate; Fenamiphos; Isopropylamino-O-ethyl-(4-methylmercapto-3-methylphenyl)phosphate; Methaphenamiphos; Nemacur; Nemacur P; O-Aethyl-O-(3-methyl-4-methylthiophenyl)-isopropylamido-phosphorsaeureester [German]; Phenamiphos; Phenamiphos [ISO-French]; Phosphoramidic acid, isopropyl-, ethyl 4-(methylthio)-m-tolyl ester; SRA 3886; [ChemIDplus] |
Category | Organophosphate Insecticides |
Description | Off-white to tan, waxy solid. [insecticide] [Note: Found commercially as a granular ingredient (5-15%) or in an emulsifiable concentrate (400 g/l).]; [NIOSH] |
Sources/Uses | Fenamiphos is a systemic, organophosphate nematicide used on tobacco, turf, bananas, pineapples, citrus crops, vegetables, and grains. [EXTOXNET] |
Comments | Classified as "highly toxic" and may be used only by a certified applicator; [EXTOXNET] |
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Exposure Assessment | |
BEI | Cholinesterase activity in red cells = 70% of individual's baseline, sample time discretionary; [ACGIH] |
Skin Designation (ACGIH) | Yes |
TLV (ACGIH) | 0.05 mg/m3, inhalable fraction and vapor |
Vapor Pressure | 5.0E-5 mm Hg |
Lethal Concentration | LC50 (rat) = 91 mg/m3/4h |
Reference Link | |
Adverse Effects | |
Other Poison | Organophosphate |
ACGIH Carcinogen | Not Classifiable |
Links to Other NLM Databases | |
Health Studies | Human Health Effects from Hazardous Substances Data Bank: |
Toxicity Information | |
Chemical Information | |
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Related Information in HazMap | |
Diseases | Occupational diseases associated with exposure to this agent: |
Processes | Industrial Processes with risk of exposure: |