215422
Iron(II) sulfate heptahydrate
ACS reagent, ≥99.0%
Sustainability features
Synonym(s):
Ferrous sulfate heptahydrate
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About This Item
grade
ACS reagent
Quality Segment
vapor pressure
14.6 mmHg ( 25 °C)
assay
≥99.0%
form
powder or crystals
reaction suitability
reagent type: inorganic catalyst
core: iron
sustainability
Sustainability features
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 (PO43-): ≤0.001%
cation traces
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
General description
Application
Iron-Catalyzed Efficient Synthesis of Amides from Aldehydes and Amine Hydrochloride Salts
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Signal Word
Warning
Hazard Codes
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2
Storage Class
11 - Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
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