Dimethyl phenylphosphonate

Modify Date: 2025-08-25 15:01:15

Dimethyl phenylphosphonate Structure
Dimethyl phenylphosphonate structure
 Common Name Dimethyl phenylphosphonate
CAS Number 2240-41-7 Molecular Weight 186.145
Density 1.2±0.1 g/cm3 Boiling Point 247.0±9.0 °C at 760 mmHg
Molecular Formula C8H11O3P Melting Point N/A
MSDS N/A Flash Point 117.3±39.1 °C

 Names

Name dimethoxyphosphorylbenzene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 247.0±9.0 °C at 760 mmHg
Molecular Formula C8H11O3P
Molecular Weight 186.145
Flash Point 117.3±39.1 °C
Exact Mass 186.044586
PSA 45.34000
LogP 0.95
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.484

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TA0378000
CHEMICAL NAME :
Phosphonic acid, phenyl-, O,O-dimethyl ester
CAS REGISTRY NUMBER :
2240-41-7
BEILSTEIN REFERENCE NO. :
0639039
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C8-H11-O3-P
MOLECULAR WEIGHT :
186.16

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 :
>450 mg/kg
TOXIC EFFECTS :
Gastrointestinal - hypermotility, diarrhea Kidney, Ureter, Bladder - urine volume increased Blood - other changes
REFERENCE :
JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub., 1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76- Volume(issue)/page/year: 8,619,1981
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1953- Volume(issue)/page/year: 27,1197,1979

 Safety Information

Hazard Codes Xi
RTECS TA0378000
HS Code 2931900090

 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%

 Synonyms

Phosphonic acid, P-phenyl-, dimethyl ester
Phosphonic acid, phenyl-, dimethyl ester
Phosphonic acid,phenyl-,O,O-dimethyl ester
O,O-Dimethyl phenylphosphonate
dimethyl (phenyl)phosphonate
Phosphonic acid,phenyl-,dimethyl ester
Dimethyl phenylphosphonate
Ph-P(O)(OMe)2
Phenylphosphonic acid dimethyl ester
MFCD00059292
Dimethyl Benzenephosphonate
Benzenephosphonic Acid Dimethyl Ester
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