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15-1170

Sigma-Aldrich

Iron(II) chloride tetrahydrate

JIS special grade, 99.0-102.0%

Synonym(s):

Ferrous chloride tetrahydrate

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About This Item

Linear Formula:
FeCl2 · 4H2O
CAS Number:
13478-10-9
Molecular Weight:
198.81
EC Number:
231-843-4
MDL number:
MFCD00149709
UNSPSC Code:
12352302
PubChem Substance ID:
329750725
Assay:
99.0-102.0%
grade:
JIS special grade
form:
fine crystals

grade

JIS special grade

vapor pressure

10 mmHg ( 693 °C)

Assay

99.0-102.0%

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
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302,H318

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

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Certificates of Analysis (COA)

Lot/Batch Number
U9261
U2973
U0443
U8141
A3141

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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.
Kendra H Steele et al.
Journal of bacteriology, 194(22), 6162-6173 (2012-09-11)
Nontypeable Haemophilus influenzae (NTHI), an opportunistic pathogen that is commonly found in the human upper respiratory tract, has only four identified two-component signal transduction systems. One of these, an ortholog to the QseBC (quorum-sensing Escherichia coli) system, was characterized. This
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
Chong Qin et al.
Angewandte Chemie (International ed. in English), 51(28), 6971-6975 (2012-06-13)
Ironing it out: an efficient and convenient nitrogenation strategy involving C-C bond cleavage for the straightforward synthesis of versatile arylamines is presented. Various alkyl azides and alkylarenes, including the common industrial by-product cumene, react using this protocol. Moreover, this method
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