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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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Reference substances

Reference substances

Currently viewing:
IUPAC name:
diammonium hydrogen phosphate

Inventory

EC number:
231-987-8
EC name:
Diammonium hydrogenorthophosphate
CAS number:
7783-28-0
CAS number:
7783-28-0
Synonyms
Names:
Phosphoric acid, diammonium salt
Identifier:
IUPAC name
diazanium hydrogen phosphate
Identifier:
other: Molecular formula
H3N.1/2H3O4P

Molecular and structural information

Molecular formula:
H9N2O4P
Molecular weight:
132.056
SMILES notation:
[NH4+].[NH4+].OP(=O)([O-])[O-]
InChl:
InChI=1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4)
Structural formula:
Chemical structure

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