CAS 7783-28-0 Diammonium hydrogenphosphate - Materials / Alfa Chemistry

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Diammonium hydrogenphosphate

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Catalog Number

ACM7783280

Product Name

Diammonium hydrogenphosphate

Structure

CAS

7783-28-0

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

EC Number

231-987-8

Exact Mass

132.029994g/mol

Formal Charge

Heavy Atom Count

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

Stability

Gradually loses about 8% ammonium on exposure to air

UNII

10LGE70FSU

MSDS

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COA

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Spec Sheet

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