Tetraisopropyl methylenediphosphonate , 98% , 1660-95-3

CAS NO.：1660-95-3

Empirical Formula: C13H30O6P2

Molecular Weight: 344.32

MDL number: MFCD00015021

EINECS: 216-765-0

PRODUCT Properties

• Boiling point: 155 °C/0.5 mmHg (lit.)
• Density: 1.08 g/mL at 25 °C (lit.)
• vapor pressure: 0.017Pa at 20℃
• refractive index: n20/D 1.431(lit.)
• Flash point: 320 °F
• storage temp.: -20°C
• solubility: Chloroform (Slightly), Methanol (Slightly)
• form: liquid
• color: Clear Colourless to Yellow
• Specific Gravity: 1.080
• Water Solubility: Insoluble in water.
• BRN: 1080180
• InChI: 1S/C13H30O6P2/c1-10(2)16-20(14,17-11(3)4)9-21(15,18-12(5)6)19-13(7)8/h10-13H,9H2,1-8H3
• InChIKey: FKHXXJRKGVDPQP-UHFFFAOYSA-N
• SMILES: CC(C)OP(=O)(CP(=O)(OC(C)C)OC(C)C)OC(C)C
• LogP: 1.3 at 20℃
• CAS DataBase Reference: 1660-95-3(CAS DataBase Reference)
• NIST Chemistry Reference: Tetraisopropyl methylenediphosphonate(1660-95-3)
• EPA Substance Registry System: Phosphonic acid, methylenebis-, tetrakis(1-methylethyl) ester (1660-95-3)

Description and Uses

Tetraisopropyl methylenediphosphonate [T(iPr)MDP] forms a synergistic mixture with hydrogen dicarbollylcobaltate in nitrobenzene which was used in the extraction of europium and americium.
It may be used in the synthesis of the following:

• tetraisopropyl ethenylidenebisphosphonate.
• tetraisopropyl 4-acetylthiobutane-1,1-diphosphonate
• tetraisopropyl 2-(3,5-bis(bromomethyl)phenyl)ethane-1,1-diphosphonate

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H318
• Precautionary statements: P280-P305+P351+P338+P310
• PPE: Eyeshields, Gloves, type ABEK (EN14387) respirator filter
• Hazard Codes: Xi
• Risk Statements: 41
• Safety Statements: 26-36-39
• WGK Germany: 3
• TSCA: TSCA listed
• HS Code: 29319090
• Storage Class: 10 - Combustible liquids
• Hazard Classifications: Eye Dam. 1