The N-methyl-2-pyrrolidone, with the cas registry number 2687-44-7, has the systematic name of 1-methylpyrrolidin-2-one.

The physical properties of this chemical are as follows: (1)ACD/LogP: -0.40; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.4; (4)ACD/LogD (pH 7.4): -0.4; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 14.47; (8)ACD/KOC (pH 7.4): 14.47; (9)#H bond acceptors: 2; (10)Polar Surface Area: 20.31; (11)Index of Refraction: 1.469; (12)Molar Refractivity: 26.85 cm³; (13)Molar Volume: 96.2 cm³; (14)Polarizability: 10.64 ×10^-24 cm³; (15)Surface Tension: 33.7 dyne/cm; (16)Density: 1.029 g/cm³; (17)Flash Point: 86.1 °C; (18)Enthalpy of Vaporization: 43.82 kJ/mol; (19)Boiling Point: 202 °C at 760 mmHg; (20)Vapour Pressure: 0.299 mmHg at 25°C.

In addition, you could convert the following datas into the molecular structure:
(1)SMILES:O=C1N(C)CCC1
(2)InChI:InChI=1/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H3
(3)InChIKey:SECXISVLQFMRJM-UHFFFAOYAL