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Sodium Dithionite
CAS: 7775-14-6 | H2Na2O4S2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
7775-14-6
Molecular Formula:
H2Na2O4S2
Molecular Mass:
176.13 g/mol
Names and Synonyms:
Sodium Dithionite
Dithionous acid, sodium salt (1:2)
Dithionous acid, disodium salt
Sodium dithionite
Vatrolite
Hydros
Blankit
Sodium dithionite (Na2(S2O4))
Disodium dithionite
Disodium hydrosulfite
Sodium hydrosulfite
Sodium hyposulfite
Burmol
Sodium hydrosulfite (Na2S2O4)
V-Brite B
Blankit IN
Hydrosulfite R Conc
Cyclanon ARC
Blankit S
Hydrosulfite F
Oxygen Scavenger SHS
Albite F
Identifiers:
SMILES:
O=S(O)S(=O)O.[Na].[Na]
InChI:
InChI=1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)
Key Properties
Melting Point
166-168 °C
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 | 176.13 g/mol | CAS Common Chemistry |
| 176.126 g/mol | RDKit | |
| 175.918989104 g/mol | RDKit | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Sodium_dithionite | CAS Common Chemistry |
| Canonical SMILES | [Na].O=S(O)S(=O)O | CAS Common Chemistry |
| InChI | InChI=1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4) | CAS Common Chemistry |
| InChI Key | InChIKey=PEXMEGQPKTWBOJ-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 166-168 °C | CAS Common Chemistry |
| Name | Sodium dithionite | CAS Common Chemistry |
| Heavy Atom Count | 8 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 74.6 Ų | RDKit |
| LogP | -1.4167999999999998 | RDKit |
| Molar Refractivity | 33.050399999999996 | RDKit |
