1-Hydroxyethylidene-1,1-diphosphonic acid


Catalog No:   FT-0607934

CAS No:   2809-21-4

  • Molecular Formula:  206.028
  • Formula Weight: C2H8O7P2

Assay Pack Price Stock Action
98% 1g N/A N/A
98% 5g N/A N/A
98% Bulk Quantity N/A N/A
Symbol: Danger
FW: 206.028
Density: 2.1±0.1 g/cm3
CAS: 2809-21-4
Bolling_Point: 578.8±60.0 °C at 760 mmHg
Product_Name: Etidronic acid
Melting_Point: 198~199℃
Flash_Point: 303.8±32.9 °C
MF: C2H8O7P2
Molecular_Structure: ['1 . Molar refractive index 3270 ', '2 . Molar volume 974 ', '3 . Parachor (902K)3346 ', '4 . Surface tension 1392 ', '5 . Polarizability 1296']
Flash_Point: 303.8±32.9 °C
Refractive_Index: 1.586
FW: 206.028
Density: 2.1±0.1 g/cm3
Bolling_Point: 578.8±60.0 °C at 760 mmHg
Computational_Chemistry: ['1. XlogP :-37 ', '2. Hydrogen Bond Donor Count :5 ', '3. Hydrogen Bond Acceptor Count :7 ', '4. Rotatable Bond Count :2 ', '5. Isotope Atom Count :N/A ', '6. TPSA 135 ', '7. Heavy Atom Count :11 ', '8. Topological Polar Surface Area :0 ', '9. Complexity :211 ', '10. Isotope Atom Count :0 ', '11. Defined Atom Stereocenter Count :0 ', '12. Undefined Atom Stereocenter Count :0 ', '13. Defined Bond Stereocenter Count :0 ', '14. Undefined Bond Stereocenter Count :0 ', '15. Covalently-Bonded Unit Count :1']
LogP: -3.54
Melting_Point: 198~199℃
PSA: 154.91000
MF: C2H8O7P2
More_Info: ['1 . Appearance Colourless to 淡Yellow 黏稠液。纯品为一种Colourless 无定形晶体 ', '2 . Density(g/mL,25/4℃)15-16 ', '3 . Relative vapor density(g/mL,Atmosphere =1)无可用 ', '4 . Melting point(ºC)188-189 ', '5 . Boiling point(ºC,Atmospheric pressure)无可用 ', '6 . Boiling point(ºC,52kPa)无可用 ', '7 . Refractive index无可用 ', '8 . Flash point(ºC)无可用 ', '9 . Specific rotation(º)无可用 ', '10 . Spontaneous ignition point or ignition temperature(ºC)无可用 ', '11 . Vapor pressure(kPa,25ºC)无可用 ', '12 . Saturated vapor pressure(kPa,60ºC)无可用 ', '13 . Combustion heat(KJ/mol)无可用 ', '14 . Critical temperature(ºC)无可用 ', '15 . Critical pressure(KPa)无可用 ', '16 . Oil-water(Octanol /Water )Logarithmic Value of Distribution Coefficient 无可用 ', '17 . Upper limit of explosion(%,V/V)无可用 ', '18 . Lower limit of explosion(%,V/V)无可用 ', '19 . Solubility 易Soluble in Water ,Soluble in 甲醇and Ethanol ']
Vapor_Pressure: 0.0±3.6 mmHg at 25°C
Exact_Mass: 205.974518
Hazard_Codes: Xi
Symbol: Danger
Packing_Group: II
Hazard_Class: 8
Warning_Statement: P280-P305 + P351 + P338
HS_Code: 2931900090
Personal_Protective_Equipment: Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
RTECS: SZ8562100
Risk_Statements(EU): 37/38-41
Safety_Statements: S26-S39
RIDADR: UN 3265
WGK_Germany: 2

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