Molecular Structure of 6-Oxo-1,6-dihydro-pyrazine-2,3-dicarboxylic acid monosodium salt (CAS NO.73403-49-3):

Empirical Formula: C₆H₃N₂NaO₅
Molecular Weight: 206.08819
CAS Registry Number: 73403-49-3
Name: 6-Oxo-1,6-dihydropyrazine-2,3-dicarboxylic acid monosodium salt
SMILES: c1c(=O)[nH]c(c(n1)C(=O)O)C(=O)[O-].[Na+]
InChI: InChI=1/C6H4N2O5.Na/c9-2-1-7-3(5(10)11)4(8-2)6(12)13;/h1H,(H,8,9)(H,10,11)(H,12,13);/q;+1/p-1

 6-Oxo-1,6-dihydro-pyrazine-2,3-dicarboxylic acid monosodium salt , its cas register number is 73403-49-3. It also can be called sodium 3-carboxy-6-oxo-1,6-dihydropyrazine-2-carboxylate and 2,3-pyrazinedicarboxylic acid, 1,6-dihydro-6-oxo-, sodium salt (1:1) .