difluoromethylene diphosphonate

Names

[ Name ]:
difluoromethylene diphosphonate

[Synonym ]:
difluoro methanediphosphonic acid
phosphonic acid,(difluoromethylene)bis
Methanedifluorodiphosphonate
(difluoromethylene)diphosphonic acid
difluoromethandiphosphonic acid
Difluoromethylene diphosphonate
DFMDP
(Difluoromethylene)bisphosphonic Acid

Chemical & Physical Properties

[ Density]:
2.247g/cm3

[ Boiling Point ]:
472.4ºC at 760mmHg

[ Molecular Formula ]:
CH₄F₂O₆P₂

[ Molecular Weight ]:
211.98300

[ Flash Point ]:
239.5ºC

[ Exact Mass ]:
211.94500

[ PSA ]:
134.68000

[ Vapour Pressure ]:
3.16E-10mmHg at 25°C

[ Index of Refraction ]:
1.481

Safety Information

[ 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%