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Molecule
Trisodium Phosphate
CAS: 7601-54-9 · H3Na3O4P
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 7601-54-9
- Molecular Formula
- H3Na3O4P
- Molecular Mass
- 166.96 g/mol
Identifiers
CAS Registry Number
7601-54-9
SMILES
O=P(O)(O)O.[Na].[Na].[Na]
InChI Key
RFRIWRLHYDZFRS-UHFFFAOYSA-N
InChI
InChI=1S/3Na.H3O4P/c;;;1-5(2,3)4/h;;;(H3,1,2,3,4)
Names and Synonyms
- Trisodium Phosphate Common Name
- Phosphoric acid, sodium salt (1:3) Synonym
- Phosphoric acid, trisodium salt Synonym
- Dri-Tri Synonym
- Sodium phosphate Synonym
- Tribasic sodium phosphate Synonym
- Trisodium orthophosphate Synonym
- Trisodium phosphate Synonym
- Tromete Synonym
- Sodium phosphate (Na3PO4) Synonym
- Sodium phosphate, tribasic Synonym
- Sodium tertiary phosphate Synonym
- Antisal 4 Synonym
- Tribasic sodium orthophosphate Synonym
- Laston RP Synonym
- AvGard Synonym
- JR 50A Synonym
- Prayphos TSP-FG Synonym
- Na3PO4 Synonym
- Joha T Neu Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 166.96 g/mol | CAS Common Chemistry |
| 166.964 g/mol | RDKit | |
| 169.988 g/mol | chempirical lib | |
| Density | 2.54 g/cm³ | CAS Common Chemistry |
| 2.536 g/cm3 @ 17.5 °C | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Trisodium_phosphate | CAS Common Chemistry |
| Canonical SMILES | [Na].O=P(O)(O)O | CAS Common Chemistry |
| InChI | InChI=1S/3Na.H3O4P/c;;;1-5(2,3)4/h;;;(H3,1,2,3,4) | CAS Common Chemistry |
| InChI Key | InChIKey=RFRIWRLHYDZFRS-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 75 °C (decomp) | CAS Common Chemistry |
| Name | Trisodium phosphate | CAS Common Chemistry |
| Heavy Atom Count | 8 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 77.76 Ų | RDKit |
| LogP | -2.071 | RDKit |
| Molar Refractivity | 31.5249 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 166.946203046 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
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| Shift (ppm) | Multiplicity | Integration | Assignment |
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200 ppm
180
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20
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| Shift (ppm) | DEPT | Assignment |
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Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 166.96 g/mol; density = 2.540 g/mL. Edit any field — others recompute live.
