Dimethyl chlorothiophosphate
Controlled Substances
Names
[ CAS No. ]:
2524-03-0
[ Name ]:
Dimethyl chlorothiophosphate
[Synonym ]:
Dimethyl chlorothionophosphate
Chlorodimethoxyphosphine sulfide
Dimethyl phosphorochlorothioate
Methyl PCT
Dimethyl chlorothiophosphonate
Dimethyl chlorothiophosphate
phosphorochloridothioic acid,O,O-dimethyl ester
EINECS 219-754-9
O,O-dimethyl phosphorochloridothionate
Dimethylchlorothiophosphate
Dimethyl phosphorochloridothionate
O,O-dimethyl thiophosphorochloridate
O,O-Dimethyl phosphorochloridothioate
MFCD00008353
O,O-Dimethyl chlorothiophosphate
(MeO)2P(=S)Cl
Chemical & Physical Properties
[ Density]:
1.322 g/mL at 25 °C(lit.)
[ Boiling Point ]:
66-67 °C16 mm Hg(lit.)
[ Molecular Formula ]:
C2H6ClO2PS
[ Molecular Weight ]:
160.56000
[ Flash Point ]:
221 °F
[ Exact Mass ]:
159.95100
[ PSA ]:
60.36000
[ LogP ]:
2.39310
[ Vapour Pressure ]:
1.1mmHg at 25°C
[ Index of Refraction ]:
n20/D 1.482(lit.)
[ Water Solubility ]:
slowly hydrolyzes
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TD1830000
- CHEMICAL NAME :
- Phosphorochloridothioic acid, O,O-dimethyl ester
- CAS REGISTRY NUMBER :
- 2524-03-0
- BEILSTEIN REFERENCE NO. :
- 0471300
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 11
- MOLECULAR FORMULA :
- C2-H6-Cl-O2-P-S
- MOLECULAR WEIGHT :
- 160.56
- WISWESSER LINE NOTATION :
- SPGO1&O1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 540 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 340 mg/m3/4H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1800 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 320 mg/m3/2H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 316 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Liver - other changes
MUTATION DATA
- TEST SYSTEM :
- Rodent - rat
- DOSE/DURATION :
- 37500 ug/kg/5D (Continuous)
- REFERENCE :
- EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0381-0387 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.5 mg/m3 JAN 1993
Safety Information
[ Symbol ]:
GHS05, GHS06
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H301-H311-H314-H331
[ Precautionary Statements ]:
P261-P280-P301 + P310-P305 + P351 + P338-P310
[ Personal Protective Equipment ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]:
T: Toxic;
[ Risk Phrases ]:
R21/22;R23;R34
[ Safety Phrases ]:
S23-S26-S36/37/39-S45-S24/25
[ RIDADR ]:
UN 2267 6.1/PG 2
[ WGK Germany ]:
3
[ RTECS ]:
TD1830000
[ Packaging Group ]:
II
[ Hazard Class ]:
6.1(a)
[ HS Code ]:
2931900090
Customs
[ HS Code ]: 2931900090
[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%