Dimethyl chlorothiophosphate is a chemical that is used as an intermediate in the manufacture of pesticides and plasticisers. It is an organophosphate with sulfur and chlorine also bonded to the central phosphorus atom.

Quick Facts Names, Identifiers ...

Dimethyl chlorothiophosphate

Names
Preferred IUPAC name O,O-Dimethyl phosphorochloridothioate
Other names DMPCT; Dimethylchlorothiophosphate; O,O-dimethyl phosphorochloridothioate
Identifiers
CAS Number	2524-03-0
3D model (JSmol)	Interactive image
ChemSpider	16374
ECHA InfoCard	100.017.959
EC Number	219-754-9
PubChem CID	17304
UNII	8D5OSC5UN4
UN number	2267
CompTox Dashboard (EPA)	DTXSID0027486
InChI InChI=1S/C2H6ClO2PS/c1-4-6(3,7)5-2/h1-2H3 Key: XFBJRFNXPUCPKU-UHFFFAOYSA-N
SMILES COP(=S)(OC)Cl
Properties
Chemical formula	C2H6ClO2PS
Molar mass	160.55 g·mol−1
Hazards
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H301, H302, H311, H312, H314, H315, H330, H331, H335, H412
Precautionary statements	P260, P261, P264, P270, P271, P273, P280, P284, P301+P310, P301+P312, P301+P330+P331, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P310, P311, P312, P320, P321, P322, P330, P332+P313, P361, P362, P363, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Close

In 1985 American Cyanamid had an accidental release of this chemical from its Linden plant, and it was smelled 32 km away.^[1]