Phosphorodichloridothioic acid, O-ethyl ester (HCID 73907)

Names & identifiers

Preferred name: Phosphorodichloridothioic acid, O-ethyl ester
IUPAC: dichloro-ethoxy-sulfanylidene-lambda5-phosphane
English name: Ethyl dichlorothiophosphate
Molecular formula: C2H5Cl2OPS
Molecular weight: 179.01

Names & synonyms

Ethyl dichlorothiophosphate1498-64-2O-Ethyl dichlorothiophosphateO-Ethyl phosphorodichloridothioateEthyl phosphorodichloridothionateEthylphosphorothioic dichlorideEthyl thiophosphorodichloridateEthyl phosphonodichloridothionateO-Ethylthiophosphoryl dichlorideO-Ethyl phosphorothiodichloridatePhosphorodichloridothioic acid, O-ethyl esterPhosphine sulfide, dichloroethoxy-

Show more names

tl429O-EthyldichlorothiophosphatEthoxythiophosphorylchloridedichloroethoxy-phosphinesulfidethylphosphorothioicdichlorideEthoxydichlorophosphine sulfide

EthyldichlorthiofosfatMonoethyldichlorothiophosphateEthyldichlorthiofosfat [Czech]EINECS 216-100-4NSC 91481TL 429BRN 1702237O-Ethylester kyseliny dichlorthiofosforecne [Czech]

Database identifiers

CAS: 1498-64-2
PubChem CID: 73907
DTXSID: DTXSID6061733
UNII: H7Z6CJ9J7N
EC Number: 216-100-4
Nikkaji: J206.703J

Properties

Computed structural properties

XLogP: 3.1
Topological polar surface area: 41.3 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 2
Heavy atoms: 7
Formal charge: 0
Complexity: 89

Physicochemical properties

Boiling point: 55 · 55-68 °C10 mm Hg(lit.)
Density: 1.353 g/mL · 1.353 g/mL at 25 °C(lit.)
vapor pressure: 10 mm · 10 mm Hg ( 55 °C)
refractive index: 20 · n20/D 1.504(lit.)
Flash point: 230 °F · >230 °F
solubility: Chloroform (Soluble), Methanol (Sparingly)
form: Oil
color: Colourless
Stability: Moisture Sensitive
EWG's Food Scores: 1 · 1
EPA Substance Registry System: O-Ethyl dichlorothiophosphate (1498-64-2)
Symbol(GHS): 5 · GHS05,GHS06
Signal word: Danger
Hazard statements: 302 · H302-H311+H331-H314
Precautionary statements: 261 · P261-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes: T
Risk Statements: 23 · 23/24/25-34-23/24-22
Safety Statements: 22 · 22-26-36/37/39-45
RIDADR: 3390 · UN 3390 6.1/PG 1
WGK Germany: 3 · 3
RTECS: 4400000 · TD4400000
TSCA: TSCA listed
HazardClass: 6.1 · 6.1(a)
PackingGroup: II

Safety & regulation

GHS classification

GHS Classification · 5 items

Danger

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]；H311 (100%): Toxic in contact with skin [Danger Acute toxicity, dermal]；H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]；H331 (100%): Toxic if inhaled [Danger Acute toxicity, inhalation]

P260, P261, P262, P264, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P330, P361+P364, P363, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 39 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Hazard Classes and CategoriesAcute Tox. 4 (100%)；Acute Tox. 3 (100%)；Skin Corr. 1B (100%)；Acute Tox. 3 (100%)

Safety data

wgk: 3
tsca: TSCA listed
rtecs: TD4400000
ridadr: UN 3390 6.1/PG 1
risk_code: 23/24/25-34-23/24-22
Signal word: Danger
Symbol(GHS): GHS05,GHS06
hazard_code: T
safety_code: 22-26-36/37/39-45
hazard_class: 6.1(a)
packing_group: II
Hazard statements: H302-H311+H331-H314
Precautionary statements: P261-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationPhosphorodichloridothioic acid, O-ethyl ester: INACTIVE

Applications

UsesEthyl Dichlorothiophosphate is used in the preparation of polyclonal antibody for insecticide chlorpyrifos. It is also used in the mutagenicity study of new organophosphorus pesticides.