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| CAS No.: | 13601-19-9 |
|---|---|
| Name: | Sodium ferrocyanide |
| Molecular Structure: | |
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| Formula: | Na4Fe.(CN)6 |
| Molecular Weight: | 484.06 |
| Synonyms: | Ferrate(4-),hexacyano-, tetrasodium (8CI);Ferrate(4-), hexakis(cyano-C)-, tetrasodium,(OC-6-11)-;Ferrate(4-), hexakis(cyano-kC)-, tetrasodium, (OC-6-11)- (9CI);Sodiumferrocyanide (6CI);Addition Agent 55;Sodium ferrocyanide(Na4[Fe(CN)6]);Sodium hexacyanoferrate (II);Tetrasodium ferrocyanide;Tetrasodium hexacyanoferrate;Tetrasodium hexacyanoferrate(4-); |
| EINECS: | 237-081-9 |
| Density: | 1.458 g/cm3 |
| Melting Point: | 82°C -10H?O |
| Boiling Point: | 25.7oC at 760 mmHg |
| Solubility: | soluble in water |
| Appearance: | Odorless yellow solid |
| Hazard Symbols: | Xn |
| Risk Codes: | 21/22-32-52/53 |
| Safety: | 36/37-61 |
| Transport Information: | UN 1588 |
| PSA: | 142.74000 |
| LogP: | 0.09818 |
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Standards and Recommendations
ACGIH TLV: TWA 5 mg(CN)/m3 (skin)
DFG MAK: 5 mg/m3
NIOSH REL: (Cyanide) CL 5 mg(CN)/m3/10M
Specification
The Sodium ferrocyanide, with the CAS registry number 13601-19-9, is also known as Ferrate(4-), hexacyano-, tetrasodium. It belongs to the product categories of Intermediates of Dyes and Pigments; Inorganics. Its EINECS registry number is 237-081-9. This chemical's molecular formula is Na4Fe.(CN)6 and molecular weight is 303.90848. Its IUPAC name is called tetrasodium iron(2+) hexacyanide.
Physical properties of Sodium ferrocyanide: (1)ACD/LogP: -0.25; (2)ACD/LogD (pH 5.5): -0.25; (3)ACD/LogD (pH 7.4): -0.25; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 17.42; (7)ACD/KOC (pH 7.4): 17.42; (8)#H bond acceptors: 1; (9)Enthalpy of Vaporization: 27.18 kJ/mol; (10)Boiling Point: 25.7 °C at 760 mmHg; (11)Vapour Pressure: 740 mmHg at 25°C.
Preparation: this chemical can be prepared by melting cyanide and ferrous sulfate. This reaction will need reagent soda ash.
Uses of Sodium ferrocyanide: Sodium ferrocyanide is a chemical additive known as E 535. It is added to road and food grade salt as an anticaking agent. When combined with iron, it converts to a deep blue pigment, which is the main component of prussian blue. In photography, it is used for bleaching, toning, and fixing. It is used as a stabilizer for the coating on welding rods. In the petroleum industry, it is used for removal of mercaptans.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: [C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[Na+].[Na+].[Na+].[Na+].[Fe+2]
(2)InChI: InChI=1S/6CN.Fe.4Na/c6*1-2;;;;;/q6*-1;+2;4*+1
(3)InChIKey: GTSHREYGKSITGK-UHFFFAOYSA-N