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Key Documents

15-1180

Sigma-Aldrich

Iron(II) chloride tetrahydrate

SAJ first grade, 98.0-102.0%

Synonym(s):

Ferrous chloride tetrahydrate

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About This Item

Linear Formula:
FeCl2 · 4H2O
CAS Number:
Molecular Weight:
198.81
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:

grade

SAJ first grade

vapor pressure

10 mmHg ( 693 °C)

Assay

98.0-102.0%

form

fine crystals

reaction suitability

reagent type: catalyst
core: iron

availability

available only in Japan

pH

2.5 (20 °C, 100 g/L)

SMILES string

O.O.O.O.Cl[Fe]Cl

InChI

1S/2ClH.Fe.4H2O/h2*1H;;4*1H2/q;;+2;;;;/p-2

InChI key

WSSMOXHYUFMBLS-UHFFFAOYSA-L

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Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1

Storage Class Code

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

does not flash

Flash Point(C)

does not flash

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Angéla Hajdú et al.
Colloids and surfaces. B, Biointerfaces, 94, 242-249 (2012-03-01)
Magnetite nanoparticles (MNPs) were prepared by alkaline hydrolysis of Fe(II) and Fe(III) chlorides. Adsorption of polyacrylic acid (PAA) on MNPs was measured at pH=6.5±0.3 and I=0.01 M (NaCl) to find the optimal PAA amount for MNP stabilization under physiological conditions.
Sofia Tresintsi et al.
Water research, 46(16), 5255-5267 (2012-07-25)
Various iron oxy-hydroxides were synthesized in a continuous flow kilogram-scale production reactor through the precipitation of FeSO(4) and FeCl(2) in the pH range 3-12 under intense oxidative conditions to serve as arsenic adsorbents. The selection of the optimum adsorbent and
Jiangfei Meng et al.
Journal of food science, 77(1), C8-14 (2011-12-21)
Wines made from 3 spine grape (Vitis davidii Foex) genotypes-Junzi 1# (JZ 1#), Junzi 2# (JZ 2#), and Liantang (LT)-and Cherokee rose (Rosa laevigata Michx., CR) were evaluated for their phenolics composition and antioxidant activities by several assays, including 2,2'-azino-bis-(3-ethylbenzothiazoline-6-sulfonic
Qinqin Xia et al.
The Journal of organic chemistry, 77(20), 9366-9373 (2012-10-03)
Iron-catalyzed direct C-N bond formation between azoles and amides is described. The oxidative coupling reactions of sp(3) C-H bonds adjacent to a nitrogen atom in amides and sulfonamides with the N-H bond in azoles proceeded smoothly in the presence of
Ju-Suk An et al.
Environmental technology, 35(13-16), 1668-1675 (2014-06-25)
The precipitation reaction between the orthophosphate and Fe2+ ions was studied to describe the optimum condition for the removal of orthophosphate from the aqueous solution. The effects of pH, Fe:P molar ratio, and alkalinity were evaluated for the initial orthophosphate

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