13446-34-9

Name Manganese chloride tetrahydrate
CAS 13446-34-9
EINECS(EC#) 231-869-6
Molecular Formula Cl2H8MnO4
MDL Number MFCD00149792
Molecular Weight 197.91
MOL File 13446-34-9.mol
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Chemical Properties

Appearance Crystalline
Melting point  58 °C(lit.)
Boiling point  1190 °C
bulk density 1150kg/m3
density  2,01 g/cm3
storage temp.  Store at 0-5°C
solubility  H2O: 0.5 M at 20 °C, clear, colorless
form  Solid
color  Red
Specific Gravity 2.01
PH 3.5-6 (50g/l, H2O, 25℃)
PH Range 4 - 6
Stability: Stable. Incompatible with moisture, strong acids, sodium, potassium, zinc.
Odor Threshold Odorless
Water Solubility  1980 g/L (20 ºC)
Sensitive  Hygroscopic
λmax λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Merck  14,5728
Exposure limits ACGIH: TWA 0.02 mg/m3; TWA 0.1 mg/m3
OSHA: Ceiling 5 mg/m3
NIOSH: IDLH 500 mg/m3; TWA 1 mg/m3; STEL 3 mg/m3
InChI 1S/2ClH.Mn.4H2O/h2*1H;;4*1H2/q;;+2;;;;/p-2
InChIKey CNFDGXZLMLFIJV-UHFFFAOYSA-L
SMILES Cl[Mn]Cl.[H]O[H].[H]O[H].[H]O[H].[H]O[H]
LogP -1.380 (est)
CAS DataBase Reference 13446-34-9(CAS DataBase Reference)
EPA Substance Registry System 13446-34-9(EPA Substance)
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Safety Data

Symbol(GHS)  Corrosion (GHS05)Skull and Crossbones (GHS06)Health Hazard (GHS08)
GHS05,GHS06,GHS08
Signal word  Danger
Hazard statements  H301-H318-H373
Precautionary statements  P260-P264-P280-P301+P310-P305+P351+P338-P314
Hazard Codes  Xn,Xi
Risk Statements 
R22:Harmful if swallowed.
R52:Harmful to aquatic organisms.
R48/22:Harmful: danger of serious damage to health by prolonged exposure if swallowed .
Safety Statements 
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 3077 9 / PGIII
WGK Germany  1
RTECS  OO9650000
F  3
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28273990
Storage Class 6.1D - Non-combustible acute toxic Cat.3
toxic hazardous materials or hazardous materials causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Eye Dam. 1
STOT RE 2
Toxicity
LD 50 in rats (mmole/kg): 7.5 orally; 0.70 i.p. (Holbrook)

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