The Undecafluorohexanoic acid, with the CAS registry number 307-24-4 and EINECS registry number 206-196-6, has the systematic name of undecafluorohexanoic acid. It is a kind of colourless liquid which is incompatible with oxidizing agents. And the molecular formula of the chemical is C₆HF₁₁O₂.

The characteristics of Undecafluorohexanoic acid are as followings: (1)ACD/LogP: 5.97; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 2.23; (4)ACD/LogD (pH 7.4): 2.22; (5)ACD/BCF (pH 5.5): 3.71; (6)ACD/BCF (pH 7.4): 3.61; (7)ACD/KOC (pH 5.5): 7.71; (8)ACD/KOC (pH 7.4): 7.5; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 26.3 Å²; (13)Index of Refraction: 1.289; (14)Molar Refractivity: 33.04 cm³; (15)Molar Volume: 182.3 cm³; (16)Polarizability: 13.09×10^-24cm³; (17)Surface Tension: 17.4 dyne/cm; (18)Density: 1.722 g/cm³; (19)Flash Point: 40.3 °C; (20)Enthalpy of Vaporization: 41.93 kJ/mol; (21)Boiling Point: 143 °C at 760 mmHg; (22)Vapour Pressure: 3.09 mmHg at 25°C.  

Preparation of Undecafluorohexanoic acid: This chemical can be prepared by hexadecafluoro-oct-2-ene. And the yield is about 92%.      

You should be cautious while dealing with this chemical. It irritates to respiratory system, and may cause burns. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; In case of accident or if you feel unwell, seek medical advice immediately (show label where possible). 

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: FC(F)(C(F)(F)C(=O)O)C(F)(F)C(F)(F)C(F)(F)F
(2)InChI: InChI=1/C6HF11O2/c7-2(8,1(18)19)3(9,10)4(11,12)5(13,14)6(15,16)17/h(H,18,19)
(3)InChIKey: PXUULQAPEKKVAH-UHFFFAOYAH