Tetraethyl methylenebis(phosphonate)

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Names

[ CAS No. ]:
1660-94-2

[ Name ]:
Tetraethyl methylenebis(phosphonate)

[Synonym ]:
1-[diethoxyphosphorylmethyl(ethoxy)phosphoryl]oxyethane
EINECS 216-764-5
MFCD00039887
Tetraethyl methylenebis(phosphonate)
Phosphonic acid, P,P'-methylenebis-, tetraethyl ester

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
319.9±0.0 °C at 760 mmHg

[ Molecular Formula ]:
C9H22O6P2

[ Molecular Weight ]:
288.215

[ Flash Point ]:
185.9±43.5 °C

[ Exact Mass ]:
288.089172

[ PSA ]:
90.68000

[ LogP ]:
0.50

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.428

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SZ9150000
CHEMICAL NAME :
Phosphonic acid, methylenedi-, tetraethyl ester
CAS REGISTRY NUMBER :
1660-94-2
BEILSTEIN REFERENCE NO. :
1813241
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C9-H22-O6-P2
MOLECULAR WEIGHT :
288.25
WISWESSER LINE NOTATION :
2OPO&O2&1PO&O2&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03139

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

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
SZ9150000

[ HS Code ]:
2916190090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2916190090

[ Summary ]:
2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Articles

W.S. Wadsworth

Org. React. 25 , 73, (1977)

H.P. Albrecht et al.

Tetrahedron 40 , 79, (1984)

N. Lalinde et al.

Tetrahedron 39 , 2369, (1983)


More Articles

Related Compounds

  • (2',3'-O-isopropylideneadenosin-5'-yl)methylenebisphosphonate
  • [(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-[[[(2R,3S,4R,5R)-5-(4-carbamoyl-1,3-thiazol-2-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]methyl]phosphinic acid
  • Tetraethyl vinylidene phosphonate
  • tetraethyl piperidinomethylenebis(phosphonate)
  • tetraethyl 2,2'-(((methylenebis(oxy))bis(4,1-phenylene))bis(methanylylidene))dimalonate
  • tetraethyl (azanediylbis(methylene))bis(phosphonate)