Molecular Structure of 6-Oxo-1,6-dihydropyrazine-2,3-dicarboxamide (CAS NO.73403-52-8):

Empirical Formula: C₆H₆N₄O₃
Molecular Weight: 182.1368
H bond acceptors: 7
CAS: 73403-52-8
H bond donors: 5
Freely Rotating Bonds: 2
Polar Surface Area: 127.64 Å²
Index of Refraction: 1.782
Molar Refractivity: 40.13 cm³
Molar Volume: 95.4 cm³
Polarizability: 15.91*10^-24cm³
Surface Tension: 100.2 dyne/cm
Density: 1.9 g/cm³
SMILES: c1c(=O)[nH]c(c(n1)C(=O)N)C(=O)N
InChI: InChI=1/C6H6N4O3/c7-5(12)3-4(6(8)13)10-2(11)1-9-3/h1H,(H2,7,12)(H2,8,13)(H,10,11)

 6-Oxo-1,6-dihydropyrazine-2,3-dicarboxamide , its cas register number is 73403-52-8. It also can be called 2,3-pyrazinedicarboxamide, 1,6-dihydro-6-oxo- ; 6-Oxo-1,6-dihydro-pyrazine-2,3-dicarboxylic acid diamide .