1,2-ethylenediphosphonic acid

Names

[ Name ]:
1,2-ethylenediphosphonic acid

[Synonym ]:
1,2-Ethanediphosphonic acid
ethane-1,2-diylbis(phosphonicacid)
ethane-1,2-diphosphonic acid
1,2-Ethanebisphosphonic acid
1,2-Ethanediylbisphosphonic acid
ethane-1,2-diyldiphosphonic acid
1,2-ethylene diphosphonic acid
Phosphonic acid,ethylenedi
ethylene diphosphonic acid
1,2-ethylenbis(phosphonic acid)

Chemical & Physical Properties

[ Density]:
2.011g/cm3

[ Boiling Point ]:
532.789ºC at 760 mmHg

[ Melting Point ]:
217-221ºC

[ Molecular Formula ]:
C₂H₈O₆P₂

[ Molecular Weight ]:
190.02900

[ Flash Point ]:
276.021ºC

[ Exact Mass ]:
189.98000

[ PSA ]:
134.68000

[ Appearance of Characters ]:
solid

[ Index of Refraction ]:
1.583

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SZ7903000

CHEMICAL NAME :: Phosphonic acid, 1,2-ethanediylbis-

CAS REGISTRY NUMBER :: 6145-31-9

BEILSTEIN REFERENCE NO. :: 1780250

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C2-H8-O6-P2

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 :: >1500 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: 39,380,1991

Safety Information

[ Hazard Codes ]:
C

[ Risk Phrases ]:
R34

[ Safety Phrases ]:
S26-S36/37/39-S45

[ RIDADR ]:
UN3261

[ RTECS ]:
SZ7903000

[ Packaging Group ]:
II

[ HS Code ]:
2931900090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%