Strong symmetrical intramolecular hydrogen bonds in diprotonated piperazinium bis(hydrogenmaleate)

Zhi Min Jin, Mao Lin Hu, Kui Wu Wang, Liang Shen, Mei Chao Li
2002 Acta Crystallographica Section E  
Key indicators Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.042 wR factor = 0.102 Data-to-parameter ratio = 13.2 For details of how these key indicators were automatically derived from the article, see
doi:10.1107/s1600536802021803 fatcat:orn2p6dxbjf4zo7xxzdctowgvm