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  • Diammonium hydrogenphosphate

  • Diammonium hydrogenphosphate

    Catalog Number
    ACM7783280
    CAS Number
    7783-28-0
    Product Name
    Diammonium hydrogenphosphate
    Structure
    Category
    Electrolytes
    Synonyms
    SEC-AMMONIUM HYDROGEN PHOSPHATE;SEC AMMONIUM PHOSPHATE;PHOSPHORUS ICP STANDARD;ammoniummonohydrogenorthophosphate;diammonium;diammoniumacidphosphate;diammoniummonohydrogenphosphate;diammoniumorthophosphate
    Description
    DryPowder; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid;ODOURLESS WHITE CRYSTALS OR POWDER.
    IUPAC Name
    diazanium;hydrogen phosphate
    Molecular Weight
    132.06g/mol
    Molecular Formula
    (NH4)2HPO4;(NH4)3PO4;(NH4)2HPO4;H9N2O4P
    Canonical SMILES
    [NH4+].[NH4+].OP(=O)([O-])[O-]
    InChI
    InChI=1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4)
    InChI Key
    MNNHAPBLZZVQHP-UHFFFAOYSA-N
    Melting Point
    155 °C with decomposition
    Density
    1.619 g/cu cm;Relative density (water = 1): 1.6
    Solubility
    Insoluble in ethanol, acetone;69.5 g/100 g water at 25 °C;1 g dissolves in 1.7 mL water, 0.5 mL boiling water;Solubility in water, g/100ml at 10 °C: 57.5
    Color/Form
    White crystals;Crystals or crystalline powder
    Complexity
    46.5
    Covalently-Bonded Unit Count
    3
    EC Number
    231-987-8
    Exact Mass
    132.029994g/mol
    Formal Charge
    0
    Heavy Atom Count
    7
    ICSC Number
    0217
    MeSH Entry Terms
    ammonium hydrogen phosphate;ammonium orthophosphate;ammonium phosphate;ammonium phosphate ((NH4)3PO4);ammonium phosphate, dibasic;ammonium phosphate, monobasic;ammonium phosphate, tribasic;diammonium hydrogen phosphate;diammonium phosphate;monoammonium phosphate;monobasic ammonium phosphate;phosphoric acid, ammonium salt;primary ammonum phosphate;triammonium phosphate;tribasic ammonium phosphate
    Monoisotopic Mass
    132.029994g/mol
    Odor
    Odorless;Weak ammonia odor
    Other Experimental
    Heat of solution: 42 Btu/lb = 23 cal/g;Decomposes into ammonia and monoammonium phosphate at about 70 °C. Unstable at room temperature and exhibits an ammonium vapor pressure in the solid form and in solution.;Gradually loses about 8% ammonia on exposure to air.
    Rotatable Bond Count
    0
    Stability
    Gradually loses about 8% ammonium on exposure to air
    UNII
    10LGE70FSU
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