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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
ammonium dihydrogen phosphate

Inventory

EC number:
231-764-5
EC name:
Ammonium dihydrogenorthophosphate
CAS number:
7722-76-1
CAS number:
7722-76-1
Synonyms
Names:
Mono-ammonium phosphate prim-Ammonium phosphate Ammonium dihydrogenphosphate Ammonium phosphate monobasic
Phosphoric acid, monoammonium salt
Identifier:
IUPAC name
Ammonium dihydrogen phosphate
Identifier:
IUPAC name
Ammonium dihydrogenorthophosphate
Identifier:
IUPAC name
Ammonium dihydrogenorthophosphate
Identifier:
IUPAC name
Monoammonium phosphate
Identifier:
IUPAC name
ammonium dihydrogen orthophosphate
Identifier:
IUPAC name
ammonium dihydrogen phosphate
Identifier:
IUPAC name
ammonium dihydrogenorthophosphate
Identifier:
IUPAC name
ammonium dihydrogenorthophosphate
Identifier:
IUPAC name
azane; phosphoric acid
Identifier:
other: InChl
1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
Identifier:
other: InChl
1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
Identifier:
other: Molecular formula
H6NO4P
Identifier:
other: Molecular formula
H¬3N.H3O4P (NH4H2PO4)
Identifier:
other: InChl
InChI=1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
Identifier:
other: InChl
InChI=1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
Identifier:
other: SMILES notation
N(H)(H)(H)(H)OP(=O)(O)O
Identifier:
other: Molecular formula
NH4H2PO4
Identifier:
other: SMILES notation
P(O)(O)(=O)[O-].[NH4+]
Identifier:
other: SMILES notation
[H+].[H+].[NH4+].[O-]P([O-])([O-])=O
Identifier:
other: SMILES notation
[NH4+].OP(=O)(O)[O-]
Identifier:
other: SMILES notation
[NH4+].[O-]P(=O)(O)O
Identifier:
other: SMILES notation
[O-]P(=O)(O)O.[NH4+]
ammonium phosphate

Molecular and structural information

Molecular formula:
H3N.H3O4P
Molecular weight:
115.03
SMILES notation:
N(H)(H)(H)(H)OP(=O)(O)O
InChl:
InChI=1/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
Structural formula:
Chemical structure

Related substances

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Identifier:
CAS number
Identity:
10124-31-9
Identifier:
CAS number
Identity:
7722-76-1