The CAS register number of 2H-Inden-2-one,5-chloro-1,3-dihydro- is 74444-81-8. It also can be called as 5-Chloro-2-indanone and the systematic name about this chemical is 5-chloro-1,3-dihydro-2H-inden-2-one. The molecular formula about this chemical is C₉H₇ClO and the molecular weight is 166.60428.

Physical properties about 2H-Inden-2-one,5-chloro-1,3-dihydro- are: (1)ACD/LogP: 1.82; (2)ACD/LogD (pH 5.5): 1.82; (3)ACD/LogD (pH 7.4): 1.82; (4)ACD/BCF (pH 5.5): 14.3; (5)ACD/BCF (pH 7.4): 14.3; (6)ACD/KOC (pH 5.5): 233.66; (7)ACD/KOC (pH 7.4): 233.66; (8)#H bond acceptors: 1; (9)Polar Surface Area: 17.07 Å²; (10)Index of Refraction: 1.6; (11)Molar Refractivity: 43.45 cm³; (12)Molar Volume: 126.9 cm³; (13)Polarizability: 17.22x10^-24cm³; (14)Surface Tension: 48.3 dyne/cm; (15)Density: 1.312 g/cm³; (16)Flash Point: 127.7 °C; (17)Enthalpy of Vaporization: 52.31 kJ/mol; (18)Boiling Point: 284.2 °C at 760 mmHg; (19)Vapour Pressure: 0.00303 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1)SMILES: Clc1ccc2CC(=O)Cc2c1
(2)InChI: InChI=1/C9H7ClO/c10-8-2-1-6-4-9(11)5-7(6)3-8/h1-3H,4-5H2
(3)InChIKey: MMMPPHUZDOMQDG-UHFFFAOYAD
(4)Std. InChI: InChI=1S/C9H7ClO/c10-8-2-1-6-4-9(11)5-7(6)3-8/h1-3H,4-5H2
(5)Std. InChIKey: MMMPPHUZDOMQDG-UHFFFAOYSA-N