The CAS registry number of Phosphinic acid,P,P-diethyl- is 813-76-3. This chemical's molecular formula is C₄H₁₁O₂P and molecular weight is 122.102701. What's more, its systematic name is called Diethylphosphinic acid.

Physical properties about this chemical are: (1)ACD/LogP: 0.68; (2)#of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.62; (4)ACD/LogD (pH 7.4): -2.74; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 36.11Ų; (13)Index of Refraction: 1.413; (14)Molar Refractivity: 28.98 cm³; (15)Molar Volume: 116.2 cm³; (16)Surface Tension: 33.7 dyne/cm; (17)Density: 1.05 g/cm³; (18)Flash Point: 135.5 °C; (19)Enthalpy of Vaporization: 61.75 kJ/mol; (20)Boiling Point: 320 °C at 760 mmHg; (21)Vapour Pressure: 6.82E-05 mmHg at 25 °C.

Uses of Phosphinic acid,P,P-diethyl-: it is used to produce other chemicals. For example, it is used to produce Diethylphosphinic acid chloride. The reaction occurs with reagent Oxalyl chloride for 0.5 hours.

You can still convertthe following datas into molecular structure:
(1) SMILES: O=P(O)(CC)CC
(2) InChI: InChI=1/C4H11O2P/c1-3-7(5,6)4-2/h3-4H2,1-2H3,(H,5,6)
(3) InChIKey: KTLIMPGQZDZPSB-UHFFFAOYAX