Merck
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215422

Sigma-Aldrich

Iron(II) sulfate heptahydrate

greener alternative

ACS reagent, ≥99.0%

Synonym(s):
Ferrous sulfate heptahydrate
Linear Formula:
FeSO4 · 7H2O
CAS Number:
Molecular Weight:
278.01
Número EC:
Número MDL:
ID de substância PubChem:
NACRES:
NA.21

grau

ACS reagent

Nível de qualidade

200

pressão de vapor

14.6 mmHg ( 25 °C)

teor

≥99.0%

forma

powder or crystals

reaction suitability

reagent type: catalyst
core: iron

características do produto alternativo mais ecológico

Catalysis
Learn more about the Principles of Green Chemistry.

Impurezas

≤0.01% insolubles
≤0.05% Substances not pptd by NH4OH

pH

3-4 (25 °C, 50 g/L)

densidade

1.898 g/mL at 25 °C (lit.)

traços de ânion

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%

traços de cátion

Cu: ≤0.005%
Fe3+: ≤0.1%
Mn: ≤0.05%
Zn: ≤0.005%

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

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Descrição geral

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.

Aplicação

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

Embalagem

5, 250 g in poly bottle
1 kg in poly bottle

Pictogramas

Exclamation mark

Palavra indicadora

Warning

Frases de perigo

Classificações de perigo

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2

Código de classe de armazenamento

11 - Combustible Solids

WGK

WGK 1

Ponto de fulgor (ºF)

Not applicable

Ponto de fulgor (ºC)

Not applicable

Certificate of Analysis

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Certificate of Origin

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