215422

Iron(II) sulfate heptahydrate

ACS reagent, ≥99.0%

• Synonyma: Ferrous sulfate heptahydrate
• Lineární vzorec: FeSO₄ · 7H₂O
• Číslo CAS: 7782-63-0
• Molekulová hmotnost: 278.01
• EC Number: 231-753-5
• MDL number: MFCD00149719
• UNSPSC Code: 12352302
• PubChem Substance ID: 329752167
• NACRES: NA.21
• assay: ≥99.0%
• grade: ACS reagent
• form: powder or crystals

Vlastnosti

• grade: ACS reagent
• vapor pressure: 14.6 mmHg ( 25 °C)
• assay: ≥99.0%
• form: powder or crystals
• reaction suitability: reagent type: catalyst; core: iron
• greener alternative product characteristics: Catalysis; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• impurities: ≤0.01% insolubles; ≤0.05% Substances not pptd by NH₄OH
• pH: 3-4 (25 °C, 50 g/L)
• density: 1.898 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.001%
• cation traces: Cu: ≤0.005%; Fe³⁺: ≤0.1%; Mn: ≤0.05%; Zn: ≤0.005%
• greener alternative category: Aligned
• SMILES string: O.O.O.O.O.O.O.[Fe++].[O-]S([O-])(=O)=O
• InChI: 1S/Fe.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
• InChI key: SURQXAFEQWPFPV-UHFFFAOYSA-L

Popis

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis. Click here for more information.

Application

Iron(II) sulfate heptahydrate is used as a catalyst for greener amide bond formation from amines and aldehydes. It has been used in the synthesis of maghemite nanoparticles.

Iron-Catalyzed Efficient Synthesis of Amides from Aldehydes and Amine Hydrochloride Salts

Bezpečnostní informace

• pictograms: GHS07
• signalword: Warning
• hcodes: H302,H315,H319
• pcodes: P264 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P332 + P313
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable