Product Name

  • Name

    PHENKAPTON

  • EINECS
  • CAS No. 2275-14-1
  • Article Data4
  • CAS DataBase
  • Density 1.4g/cm3
  • Solubility
  • Melting Point
  • Formula C11H15 Cl2 O2 P S3
  • Boiling Point 409.7°Cat760mmHg
  • Molecular Weight 377.317
  • Flash Point 201.6°C
  • Transport Information
  • Appearance
  • Safety Poison by ingestion. Moderately toxic by skin contact. A cholinesterase inhibitor. When heated to decomposition it emits very toxic fumes of Cl, POx, and SOx. See also PARATHION.
  • Risk Codes 23/24/25-50/53
  • Molecular Structure Molecular Structure of 2275-14-1 (PHENKAPTON)
  • Hazard Symbols
  • Synonyms Methanethiol,(2,5-dichlorophenylthio)-, S-ester with O,O-di-Et phosphorodithioate (6CI);CMP; CMP (pesticide); ENT 25585; G 28029; Geigy 28029; Geigy G 28029;O,O-Diethyl S-(2,5-dichlorophenylthiomethyl) dithiophosphate; O,O-DiethylS-(2,5-dichlorophenylthiomethyl) phosphorodithioate; O,O-DiethylS-(2,5-dichlorophenylthiomethyl) phosphorothiolothionate; Phencapton;Phenkapton; Phenkaptone; Phenudin; Phenudine; S-(2,5-Dichlorophenylthiomethyl)O,O-diethyl phosphorodithioate
  • PSA 110.96000
  • LogP 6.72430

Phencapton Chemical Properties

IUPAC Name: 5-Dichlorophenyl)sulfanylmethylsulfanyl-diethoxy-sulfanylidene-λ5-phosphane 
Synonyms: CMP ; Dithiophosphate de S-{[(2,5-dichlorophényl)sulfanyl]méthyle} et de O,O-diéthyle ; Phosphorodithioic acid, S-[[(2,5-dichlorophenyl)thio]methyl] O,O-diethyl ester ; S-[[(2,5-Dichlorophenyl)thio]methyl] O,O-diethyl phosphorodithioate ; S-{[(2,5-Dichlorophenyl)sulfanyl]methyl} O,O-diethyl phosphorodithioate
CAS NO:2275-14-1
Molecular Formula of Phencapton (CAS NO.2275-14-1) :C11H15Cl2O2PS3
Molecular Weight of Phencapton (CAS NO.2275-14-1) :377.31
Molecular Structure of Phencapton (CAS NO.2275-14-1) :
EINECS: 218-892-7
Index of Refraction: 1.606
Surface Tension: 56.3 dyne/cm
Density: 1.4 g/cm3
Flash Point: 201.6 °C
Enthalpy of Vaporization: 63.61 kJ/mol
Boiling Point: 409.7 °C at 760 mmHg
Vapour Pressure: 1.51E-06 mmHg at 25°C
Storage temp: 2-8°C

Phencapton Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
chicken LDLo oral 5gm/kg (5000mg/kg) PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Toxicology and Applied Pharmacology. Vol. 11, Pg. 49, 1967.
mammal (species unspecified) LD50 unreported 200mg/kg (200mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 366, 1971.
mouse LD50 oral 220mg/kg (220mg/kg)   Agricultural Research Service, USDA Information Memorandum. Vol. 20, Pg. 10, 1966.
rat LD50 oral 44mg/kg (44mg/kg) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

BEHAVIORAL: COMA

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"
Toxicology and Applied Pharmacology. Vol. 2, Pg. 532, 1960.
rat LD50 skin 652mg/kg (652mg/kg)   "Wirksubstanzen der Pflanzenschutz und Schadlingsbekampfungsmittel," Perkow, W., Berlin, Verlag Paul Parey, 1971-1976Vol. -, Pg. -, 1971/1976.

Phencapton Safety Profile

Poison by ingestion. Moderately toxic by skin contact. A cholinesterase inhibitor. When heated to decomposition it emits very toxic fumes of Cl, POx, and SOx. See also PARATHION.
Hazard CodesToxicT,DangerousN
Risk Statements 23/24/25-50/53
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements 13-45-60-61
S13:Keep away from food, drink and animal foodstuffs. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR 3018
HazardClass 6.1(a)
PackingGroup II

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