Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Fenamiphos [BSI:ISO]
RN: 22224-92-6
UNII: H4NO3L2HBE
InChIKey: ZCJPOPBZHLUFHF-UHFFFAOYSA-N

Molecular Formula

  • C13-H22-N-O3-P-S

Molecular Weight

  • 303.3608
 

Classification Codes

Classification Codes

  • Acaricide
  • Agricultural Chemical
  • Insecticide
  • Nematocide
  • Pesticides

Superlist Classification Codes

  • Threshold Planning Quantity (TPQ) = 10/10000 lb
  • TWA 0.1 mg/m3; skin; Not classifiable as a human carcinogen; BEI

Names and Synonyms

Results Name

  • Fenamiphos [BSI:ISO]

Name of Substance

  • Fenamiphos
  • Fenamiphos [BSI:ISO]

Synonyms

  • 1-(Methylethyl)-ethyl 3-methyl-4-(methylthio)phenyl phosphoramidate
  • AI3-27572
  • BAY 68138
  • BAY sra 3886
  • BRN 4752893
  • Caswell No. 453A
  • CCRIS 4694
  • EINECS 244-848-1
  • ENT 27572
  • EPA Pesticide Chemical Code 100601
  • Ethyl 3-methyl-4-(methylthio)phenyl (1-methylethyl)phosphoramidate
  • Ethyl 3-methyl-4-(methylthio)phenyl isopropylphosphoramidate
  • Ethyl 4-(methylthio)-m-tolyl isopropylphosphoramidate
  • Fenamiphos
  • HSDB 6452
  • Isopropylamino-O-ethyl-(4-methylmercapto-3-methylphenyl)phosphate
  • Methaphenamiphos
  • Nemacur
  • Nemacur P
  • NSC 195106
  • O-Aethyl-O-(3-methyl-4-methylthiophenyl)-isopropylamido-phosphorsaeureester
  • 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
  • UNII-H4NO3L2HBE

Systematic Names

  • Fenamiphos
  • Phenamiphos
  • Phosphoramidic acid, (1-methylethyl)-, ethyl 3-methyl-4-(methylthio)phenyl ester
  • Phosphoramidic acid, isopropyl-, 4-(methylthio)-m-tolyl ethyl ester

Superlist Names

  • Fenamiphos
  • Phosphoramidic acid, (1-methylethyl)-, ethyl (3-methyl-4-(methylthio)phenyl) ester

Registry Numbers

CAS Registry Number

  • 22224-92-6

FDA UNII

  • H4NO3L2HBE

System Generated Number

  • 0022224926

Structure Descriptors

InChI

1S/C13H22NO3PS/c1-6-16-18(15,14-10(2)3)17-12-7-8-13(19-5)11(4)9-12/h7-10H,6H2,1-5H3,(H,14,15)

InChIKey

ZCJPOPBZHLUFHF-UHFFFAOYSA-N

Smiles

P(=O)(Oc1cc(c(cc1)SC)C)(NC(C)C)OCC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - domestic LD50 oral 2400ug/kg (2.4mg/kg)   "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals", 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989Vol. 11, Pg. 621, 1989.
cat LD50 oral 10mg/kg (10mg/kg)   "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
chicken LD50 oral 12mg/kg (12mg/kg)   Pesticide Manual. Vol. 9, Pg. 361, 1991.
dog LD50 oral 10mg/kg (10mg/kg)   "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969Vol. 5, Pg. 112, 1976.
duck LD50 oral 1680ug/kg (1.68mg/kg)   Toxicology and Applied Pharmacology. Vol. 47, Pg. 451, 1979.
duck LD50 skin 24mg/kg (24mg/kg)   Toxicology and Applied Pharmacology. Vol. 47, Pg. 451, 1979.
mouse LD50 oral 22700ug/kg (22.7mg/kg)   "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
quail LD50 oral 1mg/kg (1mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: ATAXIA

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Ecotoxicology and Environmental Safety. Vol. 8, Pg. 551, 1984.
rabbit LD50 oral 10mg/kg (10mg/kg)   "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8.Vol. 4, Pg. 191, 1982.
rabbit LD50 skin 178mg/kg (178mg/kg)   "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8.Vol. 4, Pg. 191, 1982.
rat LC50 inhalation 91mg/m3/4H (91mg/m3)   "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.
rat LD50 oral 8mg/kg (8mg/kg)   Bulletin of the Entomological Society of America. Vol. 15, Pg. 116, 1969.
rat LD50 skin 80mg/kg (80mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C216, 1991.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 49 deg C   EXP
pKa Dissociation Constant 10.5 (none) 25 EXP
log P (octanol-water) 3.23 (none)   EXP
Water Solubility 329 mg/L 20 EXP
Vapor Pressure 1.00E-06 mm Hg 25 EXP
Henry's Law Constant 1.21E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 7.77E-11 cm3/molecule-sec 25 EST

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