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Merck

1.05927

Manganese(II) chloride tetrahydrate

for analysis EMSURE® ACS

Synonym(s):

Manganese(II) chloride tetrahydrate, Manganese dichloride

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About This Item

Empirical Formula (Hill Notation):
Cl2Mn · 4H2O
CAS Number:
Molecular Weight:
197.91
UNSPSC Code:
12352302
EC Index Number:
231-869-6
NACRES:
NA.21
MDL number:
Assay:
99.0-101.0% (complexometric)
Grade:
ACS reagent
Form:
solid
Solubility:
1980 g/L
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grade

ACS reagent

Quality Level

product line

EMSURE®

assay

99.0-101.0% (complexometric)

form

solid

potency

1484 mg/kg LD50, oral (Rat)

impurities

≤0.0005% Substances reducing potassium permanganate (as O), ≤0.005% Insoluble matter, ≤0.2% Substances not precipitated by ammonium sulfide (as SO4)

pH

3.5-6 (25 °C, 50 g/L in H2O)

bp

1190 °C/1013 hPa (anhydrous substance)

mp

650 °C (anhydrous substance)

solubility

1980 g/L

density

2.01 g/cm3 at 20 °C

bulk density

1150 kg/m3

anion traces

sulfate (SO42-): ≤0.002%

cation traces

Ca: ≤0.001%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.001%, Mg: ≤0.005%, Na: ≤0.005%, Pb: ≤0.0005%, Zn: ≤0.001%, heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

SMILES string

[Mn+2].[Cl-].[Cl-].O.O.O.O

InChI

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

InChI key

CNFDGXZLMLFIJV-UHFFFAOYSA-L

Application



  • High-performance lithium storage in an ultrafine manganese fluoride nanorod anode with enhanced electrochemical activation based on conversion reaction.: Research demonstrates the use of manganese(II) chloride in synthesizing ultrafine manganese fluoride nanorods for high-performance lithium storage, showcasing advancements in battery technology and electrochemical applications (Rui et al., 2016).


  • Synthesis, structural investigation and thermal properties of a novel manganese complex Mn2(DAT)2Cl4(H2O)4 (DAT=1,5-diaminotetrazole).: This paper details the synthesis and characterization of a new manganese complex, contributing to the understanding of manganese chemistry and its potential applications in various industrial processes (Zhang et al., 2010).


  • Poly[tetra-aqua-(μ(6)-9,10-dioxo-9,10-dihydro-anthracene-1,4,5,8-tetra-carboxyl-ato)dimanganese(II)].: The study presents the structural details of a new manganese(II) coordination polymer, providing insights into its potential applications in material science and coordination chemistry (Xu et al., 2012).


  • Metal-organic frameworks based on unprecedented trinuclear and pentanuclear metal-tetrazole clusters as secondary building units.: This research highlights the formation of metal-organic frameworks using manganese(II) chloride, emphasizing its role in developing novel materials with unique structural and functional properties (Jeong et al., 2011).


Analysis Note

Assay (complexometric): 99.0 - 101.0 %
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water; 25 °C): 3.5 - 6.0
Sulfate (SO₄): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.001 %
Mg (Magnesium): ≤ 0.005 %
Na (Sodium): ≤ 0.005 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.001 %
Substances not precipitated by ammonium sulfide (as SO₄): ≤ 0.2 %
Substances reducing potassium permanganate (as O): ≤ 0.0005 %
Corresponds to ACS

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany


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Danger

Hazard Classifications

Acute Tox. 3 Oral - Eye Dam. 1 - STOT RE 2

target_organs

Brain

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

WGK 2

flash_point_f

does not flash

flash_point_c

does not flash



Certificates of Analysis (COA)

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