The 2-Propanone,1-(2-cyclopenten-1-yl)-, with the CAS registry number 105-24-8, is also known as 1-(2-Cyclopentenyl)-2-propanone. Its EINECS number is 203-280-4. This chemical's molecular formula is C₈H₁₂O and molecular weight is 124.18. What's more, its systematic name is 1-(Cyclopent-2-en-1-yl)propan-2-one. 

Physical properties of 2-Propanone,1-(2-cyclopenten-1-yl)- are: (1)ACD/LogP: 1.49; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.49; (4)ACD/LogD (pH 7.4): 1.49; (5)ACD/BCF (pH 5.5): 7.94; (6)ACD/BCF (pH 7.4): 7.94; (7)ACD/KOC (pH 5.5): 153.3; (8)ACD/KOC (pH 7.4): 153.3; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 17.07 Å²; (13)Index of Refraction: 1.462; (14)Molar Refractivity: 36.65 cm³; (15)Molar Volume: 133.2 cm³; (16)Polarizability: 14.52×10^-24 cm³; (17)Surface Tension: 33.5 dyne/cm; (18)Density: 0.932 g/cm³; (19)Flash Point: 54 °C; (20)Enthalpy of Vaporization: 41.45 kJ/mol; (21)Boiling Point: 178.2 °C at 760 mmHg; (22)Vapour Pressure: 1 mmHg at 25°C.

Preparation: this chemical can be prepared by cyclopent-2-enyl-acetic acid and methyllithium at the temperature of 0 °C. This reaction will need reagent tetrahydrofuran. The yield is about 71%.

Uses of 2-Propanone,1-(2-cyclopenten-1-yl)-: it can be used to produce (1R*,2R*,3S*)-1-(2,3-Epoxycyclopentyl)propan-2-one at the temperature of 80 °C. It will need reagents t-BuOOH, Mo(CO)₆ and solvent 2,2,4-trimethyl-pentane. The yield is about 16%.

When you are using this chemical, please be cautious about it as the following:
It is highly flammable and the container should be kept in a well-ventilated place. What's more, you need keep it away from sources of ignition. When using it, you need take precautionary measures against static discharges.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC(=O)CC1CCC=C1
(2)InChI: InChI=1S/C8H12O/c1-7(9)6-8-4-2-3-5-8/h2,4,8H,3,5-6H2,1H3
(3)InChIKey: LHAJIBPLECWWQP-UHFFFAOYSA-N