Dioxathion

Dioxathion
Skeletal formula of dioxathion
Ball-and-stick model of the dioxathion molecule
Names
IUPAC name
S,S'-1,4-dioxane-2,3-diyl O,O,O',O'-tetraethyl bis(dithiophosphate)
Other names
phosphorodithoic acid; S,S’-1,4-Dioxane- 2,3-Diyl
0,0,0’,0’-Tetraethyl Ester; Navadel; Delnatex;
Delnav; Deltic; dioxane phosphate
p-Dioxane-2,3-diyl ethyl phosphorodithioate
2,3-p-Dioxanethiol-S,S-bis(O,O-diethyl phosphoro-dithioate)
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.001.007 Edit this at Wikidata
UNII
  • InChI=1S/C12H26O6P2S4/c1-5-15-19(21,16-6-2)23-11-12(14-10-9-13-11)24-20(22,17-7-3)18-8-4/h11-12H,5-10H2,1-4H3 checkY
    Key: VBKKVDGJXVOLNE-UHFFFAOYSA-N checkY
  • InChI=1/C12H26O6P2S4/c1-5-15-19(21,16-6-2)23-11-12(14-10-9-13-11)24-20(22,17-7-3)18-8-4/h11-12H,5-10H2,1-4H3
    Key: VBKKVDGJXVOLNE-UHFFFAOYAS
  • S=P(SC1OCCOC1SP(=S)(OCC)OCC)(OCC)OCC
Properties
C12H26O6P2S4
Molar mass 456.2 g/mol
Appearance Thick reddish-brown liquid/powder
Odor garlicky
Density 1.26 g/cm3
Melting point −20 °C (−4 °F; 253 K)
Insoluble
Hazards
Flash point noncombustible[1]
NIOSH (US health exposure limits):
PEL (Permissible)
none[1]
REL (Recommended)
TWA 0.2 mg/m3[1]
IDLH (Immediate danger)
N.D.[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

Dioxathion, systematically known as p-dioxane-2,3-diyl ethyl phosphorodithioate, is an organophosphate pesticide. It is used as an insecticide on livestock and as an acaricide on citrus fruits, deciduous fruits and nuts.

  1. ^ a b c d NIOSH Pocket Guide to Chemical Hazards. "#0238". National Institute for Occupational Safety and Health (NIOSH).