Disodium salt of5-N-sulfinohydroxylamino-2-pyridinesulfonic acid ?

C₅H₄N₂O₇S_2.Na_2.4H₂O

Bakke, Jan M.Ranes, EliRømming, ChristianSletvold, Ingrid

Journal of the Chemical Society, Perkin Transactions 1 (2000) 8 1241

a=5.40230(10)Å   b=11.5582(3)Å   c=12.6662(3)Å

α=66.5210(10)°   β=79.9700(10)°   γ=88.0550(10)°