The CAS registry number of 2,5-Pyrazinedicarboxamide is 41110-27-4. This chemical's molecular formula is C₆H₆N₄O₂ and molecular weight is 166.13744. What's more, both its IUPAC name and systematic name are the same which is called pyrazine-2,5-Dicarboxamide.

Physical properties about 2,5-Pyrazinedicarboxamide are: (1) # of Rule of 5 Violations: 0; (2) ACD/BCF (pH 5.5): 1; (3) ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 23.02; (5) ACD/KOC (pH 7.4): 23.02; (6) #H bond acceptors: 6; (7) #H bond donors: 4; (8) #Freely Rotating Bonds: 2; (9) Polar Surface Area: 111.96 Å²; (10) Index of Refraction: 1.629; (11) Molar Refractivity: 40.29 cm³; (12) Molar Volume: 113.2 cm³; (13) Surface Tension: 85.4 dyne/cm; (14) Density: 1.466 g/cm³; (15) Flash Point: 259.3 °C; (16) Enthalpy of Vaporization: 77.47 kJ/mol; (17) Boiling Point: 505.1 °C at 760 mmHg; (18) Vapour Pressure: 2.51E-10 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C(N)c1cnc(cn1)C(N)=O
(2) InChI: InChI=1/C6H6N4O2/c7-5(11)3-1-9-4(2-10-3)6(8)12/h1-2H,(H2,7,11)(H2,8,12)
(3) InChIKey: CLLHVSIBXXMHJI-UHFFFAOYAC