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Diammonium Phosphate
CAS: 7783-28-0 | H9N2O4P
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
7783-28-0
Molecular Formula:
H9N2O4P
Molecular Mass:
132.06 g/mol
Names and Synonyms:
Diammonium Phosphate
Phosphoric acid, ammonium salt (1:2)
Phosphoric acid, diammonium salt
Ammonium phosphate dibasic
Diammonium hydrogen phosphate
Diammonium phosphate
Secondary ammonium phosphate
Dibasic ammonium phosphate
Ammonium monohydrogen orthophosphate
Diammonium monohydrogen phosphate
Ammonium hydrogen phosphate
Diammonium orthophosphate
Diammonium acid phosphate
Ammonium dibasic phosphate
Diammonium hydrogen orthophosphate
Ammonium hydrogen phosphate ((NH4)2HPO4)
Pelor
Phos-Chek 202A
Hydrogen diammonium phosphate
Coaltrol LPA 445
Akoustan A
K 2 (phosphate)
K 2
Ammonium orthophosphate dibasic
Diammonium hydrogen phosphate ((NH4)HPO4)
Ammonium monohydrogen phosphate
Ammonium phosphate ((NH4)2(HPO4))
Spartan AR 295
DAP
Pyrozyl WAR
Identifiers:
SMILES:
N.N.O=P(O)(O)O
InChI:
InChI=1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4)
Key Properties
Melting Point
155 °C (decomp)
CAS Common Chemistry
Density
1.62 g/cm³
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 132.06 g/mol | CAS Common Chemistry |
| 132.05599999999998 g/mol | RDKit | |
| 132.02999339800002 g/mol | RDKit | |
| Density | 1.62 g/cm³ | CAS Common Chemistry |
| 1.619 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Diammonium_phosphate | CAS Common Chemistry |
| Canonical SMILES | O=P(O)(O)O.N | CAS Common Chemistry |
| InChI | InChI=1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4) | CAS Common Chemistry |
| InChI Key | InChIKey=MNNHAPBLZZVQHP-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 155 °C (decomp) | CAS Common Chemistry |
| Name | Diammonium hydrogen phosphate | CAS Common Chemistry |
| Diammonium phosphate | CAS Common Chemistry | |
| Heavy Atom Count | 7 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 5 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 147.76 Ų | RDKit |
| LogP | -0.6046 | RDKit |
| Molar Refractivity | 24.307100000000005 | RDKit |
