Diethyl methylphosphonate

Names

[ CAS No. ]:
683-08-9

[ Name ]:
Diethyl methylphosphonate

[Synonym ]:
MFCD00009813
EINECS 211-667-4
1-[ethoxy(methyl)phosphoryl]oxyethane

Chemical & Physical Properties

[ Density]:
1.041 g/mL at 25 °C(lit.)

[ Boiling Point ]:
194 °C(lit.)

[ Molecular Formula ]:
C₅H₁₃O₃P

[ Molecular Weight ]:
152.12900

[ Flash Point ]:
168 °F

[ Exact Mass ]:
152.06000

[ PSA ]:
45.34000

[ LogP ]:
1.88230

[ Index of Refraction ]:
n20/D 1.414(lit.)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ9085000

CHEMICAL NAME :: Phosphonic acid, methyl-, diethyl ester

CAS REGISTRY NUMBER :: 683-08-9

BEILSTEIN REFERENCE NO. :: 1753416

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C5-H13-O3-P

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2240 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FATOBP Farmakologiya i Toksikologiya (Kiev). Pharmacology and Toxicology. (Kievskii Nauchno- Issledovatel'skii Institut Farmakologii i Toksikologii, Kiev, USSR) No.1- 1964- Volume(issue)/page/year: 10,121,1975

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
SZ9085000

[ HS Code ]:
2931900090

Synthetic Route

Click to get detail synthetic route

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%

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