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| CAS No.: | 10117-38-1 |
|---|---|
| Name: | POTASSIUM SULFITE |
| Molecular Structure: | |
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|
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| Formula: | H2K2O3S |
| Molecular Weight: | 160.26 |
| Synonyms: | Potassiumsulfite (K2SO3) (6CI,7CI);Sulfurous acid, dipotassium salt (8CI,9CI);Dipotassium sulfite;Sumptuous acid potassium; |
| EINECS: | 233-321-1 |
| Density: | 2.353[at 20℃] |
| Solubility: | 1060g/L at 25℃ |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38-31 |
| Safety: | 26-36 |
| PSA: | 82.40000 |
| LogP: | -0.13840 |
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Specification
The Potassium sulfite, with the CAS registry number 10117-38-1 and EINECS registry number 233-321-1, has the systematic name of sulfurous acid, monopotassium salt. It is a chemical compound which is the salt of potassium cation and sulfite anion, and it belongs to the following product categories: Inorganics; Inorganic Salts; Potassium; Synthetic Reagents. And the molecular formula of the chemical is K2O3S.
The physical properties of Potassium sulfite are as followings: (1)#H bond acceptors: 0; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: Å2.
Preparation: Aerate SO2 in potassium sulphate aqueous solution, after aturated, add the same amount of sodium carbonate, then you can get the product.
You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. It will liberate toxic gas if contact with acids. Therefore, you had better take the following instructions: Wear suitable protective clothing, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: OS(=O)O.[K]
(2)InChI: InChI=1/K.H2O3S/c;1-4(2)3/h;(H2,1,2,3)
(3)InChIKey: SJZFFCZQDPVHQI-UHFFFAOYAC