The IUPAC name of this chemical is 4-Chloro-6,7-dihydro-5H-cyclopenta[d]pyrimidine. With the CAS registry number 83942-13-6, it is also named as 4-chloro-5H,6H,7H-cyclopenta[d]pyrimidine. In addition, the molecular formula is C₇H₇ClN₂ and the molecular weight is 154.60. What's more, it should be stored in sealed container, and put in a cool and dry place.

Physical properties about 4-chloro-6,7-dihydro-5H-cyclopenta[d]pyrimidine are: (1)ACD/LogP: 1.59; (2)ACD/LogD (pH 5.5): 1.59; (3)ACD/LogD (pH 7.4): 1.59; (4)ACD/BCF (pH 5.5): 9.54; (5)ACD/BCF (pH 7.4): 9.54; (6)ACD/KOC (pH 5.5): 174.85; (7)ACD/KOC (pH 7.4): 174.86; (8)#H bond acceptors: 2; (9)Polar Surface Area: 25.78 Å²; (10)Index of Refraction: 1.59; (11)Molar Refractivity: 39.5 cm³; (12)Molar Volume: 116.9 cm³; (13)Polarizability: 15.66 ×10^-24cm³; (14)Surface Tension: 54.4 dyne/cm; (15)Density: 1.322 g/cm³; (16)Flash Point: 144.3 °C; (17)Enthalpy of Vaporization: 48.94 kJ/mol; (18)Boiling Point: 271.7 °C at 760 mmHg; (19)Vapour Pressure: 0.0106 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: Clc1ncnc2CCCc12
(2)InChI: InChI=1/C7H7ClN2/c8-7-5-2-1-3-6(5)9-4-10-7/h4H,1-3H2
(3)InChIKey: QFBRTAZCGKXPJK-UHFFFAOYAP