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Monohydrogen phosphate

Names Preferred IUPAC nameHydrogenphosphateSystematic IUPAC nameMonohydrogenphosphatePhosphoric acid, ion(2-)Other names Phosphoric acid, ion(2-)Hydrophosphoric acid (2-)Biphosphate (2-)Identifiers CAS Number14066-19-43D model (JSmol)Interactive imageChEBICHEBI:43474ChemSpider2913859Gmelin Reference1998 PubChemCID3681305UNII33UE6C4909CompTox Dashboard(EPA)DTXSID10394962InChIInChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-2Key: NBIIXXVUZAFLBC-UHFFFAOYSA-LSMILESOP(=O)([O-])[O-]Properties Chemical formulaHPO4Conjugate acidDihydrogen phosphateConjugate basePhosphateExcept where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).Hydrogen phosphate or monohydrogen phosphate(systematic name) is the inorganic ion with the formula [HPO4].

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