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Substance Name: Phosmet [BAN:BSI:ISO]
RN: 732-11-6
UNII: VN04LI540Y
InChIKey: LMNZTLDVJIUSHT-UHFFFAOYSA-N

Note

  • An organothiophosphorus insecticide that has been used to control pig mange.

Molecular Formula

  • C11-H12-N-O4-P-S2

Molecular Weight

  • 317.3248
 

Classification Codes

Classification Codes

  • Acaricide
  • Agricultural Chemical
  • Human Data
  • Insecticide
  • Insecticides
  • Mutation Data
  • Pesticides
  • Reproductive Effect

Superlist Classification Code

  • Threshold Planning Quantity (TPQ) = 10/10000 lb
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Names and Synonyms

Results Name

  • Phosmet [BAN:BSI:ISO]

Name of Substance

  • Phosmet
  • Phosmet [BAN]
  • Phosmet [BSI:ISO]

MeSH Heading

  • Phosmet

Synonyms

  • (O,O-Dimethyl-phthalimidiomethyl-dithiophosphate)
  • 4-21-00-05123 (Beilstein Handbook Reference)
  • AI3-25705
  • APPA
  • BRN 0264869
  • Caswell No. 543
  • CCRIS 5295
  • Decemthion
  • Decemthion P-6
  • Decemtion P-6
  • EINECS 211-987-4
  • ENT 25,705
  • EPA Pesticide Chemical Code 059201
  • Fosmet
  • Ftalophos
  • HSDB 1734
  • Imidan
  • Imidan 5 Dust
  • Imidan WP
  • Imidathion
  • Kemolate
  • N-(Dimethoxyphosphinothioylthiomethyl)phthalimide
  • N-(Mercaptomethyl)phthalimide S-(O,O-dimethyl phosphorodithioate)
  • O,O-Dimethyl phosphorodithioate S-ester with N-(mercaptomethyl)phthalimide
  • O,O-Dimethyl S-(N-phthalimidomethyl)dithiophosphate
  • O,O-Dimethyl S-(phthalimididomethyl)phosphorodithioate
  • O,O-Dimethyl S-(phthalimidomethyl) dithiophosphate
  • O,O-Dimethyl S-(phthalimidomethyl)phosphorodithioate
  • O,O-Dimethyl S-phthalimidomethyl phosphorodithioate
  • O,O-Dimethyl S-phthalimidomethyl phosphorothionate
  • Percolate
  • Phosmet
  • Phosphorodithioic acid O,O-dimethyl ester S-ester with N-(mercaptomethyl) phthalimide
  • Phosphorodithioic acid, O,O-dimethyl ester, S-ester with N-(mercaptomethyl)phthalimide
  • Phosphorodithioic acid, S-((1,3-dihydro-1,3-dioxo-isoindol-2-yl)methyl) O,O-dimethyl ester
  • Phtalofos
  • Phthalimide, N-(mercaptomethyl)-, S-ester with O,O-dimethyl phosphorodithioate
  • Phthalimido O,O-dimethyl phosphorodithioate
  • Phthalimidomethyl O,O-dimethyl phosphorodithioate
  • Phthalophos
  • PMP
  • PMP (pesticide)
  • Prolate
  • Prolate 5 Dust
  • Prolate 8-OS
  • Prolate E
  • R 1504
  • R-1504
  • S-((1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)methyl) O,O-dimethy phosphorodithioate
  • S-((1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)methyl) O,O-dimethyl phosphorodithioate
  • S-((1,3-Dioxo-2H-isoindol-2-yl)methyl) O,O-dimethyl phosphorodithioate
  • Safidon
  • Simidan
  • Smidan
  • Stauffer R 1504
  • UNII-VN04LI540Y

Systematic Names

  • Decemthion
  • O,O-Dimethyl phthalimidomethyl phosphorodithioate
  • Phosmet
  • Phosphorodithioic acid, O,O-dimethyl ester, S-ester with N-(mercaptomethyl)phthalimide
  • Phosphorodithioic acid, S-((1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)methyl) O,O-dimethyl ester

Superlist Name

  • Phosmet

Registry Numbers

CAS Registry Number

  • 732-11-6

FDA UNII

  • VN04LI540Y

System Generated Number

  • 0000732116

Structure Descriptors

InChI

1S/C11H12NO4PS2/c1-15-17(18,16-2)19-7-12-10(13)8-5-3-4-6-9(8)11(12)14/h3-6H,7H2,1-2H3

InChIKey

LMNZTLDVJIUSHT-UHFFFAOYSA-N

Smiles

c12c(C(=O)N(C1=O)CSP(OC)(OC)=S)cccc2

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 18mg/kg (18mg/kg)   Toxicology and Applied Pharmacology. Vol. 21, Pg. 315, 1972.
cat LC50 inhalation 65mg/m3/4H (65mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 59, 1982.
cat LD50 unreported 78mg/kg (78mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(12), Pg. 94, 1970.
chicken LD50 oral 707mg/kg (707mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)		 Toxicology and Applied Pharmacology. Vol. 6, Pg. 147, 1964.
duck LD50 oral 1830mg/kg (1830mg/kg)   Down to Earth. Vol. 35, Pg. 25, 1979.
guinea pig LD50 oral 200mg/kg (200mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA		 Hygiene and Sanitation Vol. 34(1-3), Pg. 192, 1969.
guinea pig LD50 unreported 210mg/kg (210mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(12), Pg. 94, 1970.
human LDLo oral 50mg/kg (50mg/kg)   Special Publication of the Entomological Society of America. Vol. 74-1, Pg. -, 1974.
human TCLo inhalation 2mg/m3/8H (2mg/m3) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION		 Hygiene and Sanitation Vol. 34(1-3), Pg. 192, 1969.
mammal (species unspecified) LD50 unreported 40mg/kg (40mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 370, 1971.
mouse LD50 oral 26mg/kg (26mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)		 Hygiene and Sanitation Vol. 34(1-3), Pg. 192, 1969.
mouse LD50 unreported 37500ug/kg (37.5mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(12), Pg. 94, 1970.
rabbit LD50 skin > 3160mg/kg (3160mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A325, Pg. 1983,
rat LC50 inhalation 54mg/m3/4H (54mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 59, 1982.
rat LD50 oral 92500ug/kg (92.5mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA		 Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 34(2), Pg. 30, 1969.
rat LD50 skin 1326mg/kg (1326mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 59, 1982.
rat LD50 unreported 132mg/kg (132mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(12), Pg. 94, 1970.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 72 deg C   EXP
log P (octanol-water) 2.78 (none)   EXP
Water Solubility 24.4 mg/L 20 EXP
Vapor Pressure 4.90E-07 mm Hg 25 EXP
Henry's Law Constant 8.38E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.53E-10 cm3/molecule-sec 25 EST

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