The Pentanal,2,2,3,3,4,4,5,5,5-nonafluoro-, with the CAS registry number 375-53-1, is also known as Perfluorovaleraldehyde. This chemical's molecular formula is C₅HF₉O and molecular weight is 248.05. What's more, its systematic name is 2,2,3,3,4,4,5,5,5-Nonafluoropentanal.

Physical properties of Pentanal,2,2,3,3,4,4,5,5,5-nonafluoro- are: (1)ACD/LogP: 5.42; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.42; (4)ACD/LogD (pH 7.4): 5.42; (5)ACD/BCF (pH 5.5): 7733.56; (6)ACD/BCF (pH 7.4): 7733.56; (7)ACD/KOC (pH 5.5): 21129.66; (8)ACD/KOC (pH 7.4): 21129.66; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 17.07 Å²; (13)Index of Refraction: 1.269; (14)Molar Refractivity: 26.73 cm³; (15)Molar Volume: 157.6 cm³; (16)Polarizability: 10.59×10^-24 cm³; (17)Surface Tension: 14.1 dyne/cm; (18)Density: 1.573 g/cm³; (19)Enthalpy of Vaporization: 27.45 kJ/mol; (20)Boiling Point: 28.7 °C at 760 mmHg; (21)Vapour Pressure: 661 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: FC(F)(C(F)(F)C(F)(F)F)C(F)(F)C=O
(2)InChI: InChI=1/C5HF9O/c6-2(7,1-15)3(8,9)4(10,11)5(12,13)14/h1H
(3)InChIKey: ILSWGKFIWBVLDG-UHFFFAOYSA-N