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Cobalt chloride hexahydrate

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Cobalt chloride hexahydrate

EINECS 231-589-4
CAS No. 7791-13-1 Density 3.35 g/cm3
Solubility Melting Point 86 °C
Formula CoCl2H12O6 Boiling Point 100 °C at 760 mmHg
Molecular Weight 237.95 Flash Point
Transport Information UN 3260 8/PG 2 Appearance Blue crystalline powder
Safety 53-22-45-60-61 Risk Codes 49-22-42/43-50/53
Molecular Structure Molecular Structure of 7791-13-1 (Cobalt chloride(CoCl2), hexahydrate (8CI,9CI)) Hazard Symbols ToxicT, DangerousN

Cobaltdichloride hexahydrate;Cobalt(2+) chloride hexahydrate;Cobalt(II) chloridehexahydrate;Cobaltous chloride hexahydrate;Cobalt(Ⅱ)chloride;


Cobalt chloride hexahydrate Chemical Properties

Molecular Formula: CoCl2H12O6
Molecular Weight: 237.93
Density: 3.35 g/mL at 25 °C
Vapour Pressure: 40 mm Hg ( 0 °C)
Boiling Point: 1049 °C
Melting point: 86 °C
Storage tempreture: Store at RT.
Sensitive: Hygroscopic
Appearance: Blue crystalline powder
Structure of Cobalt(II) chloride hexahydrate (CAS NO.7791-13-1):

 IUPAC Name: Cobalt(2+) dichloride hexahydrate
Canonical SMILES: O.O.O.O.O.O.[Cl-].[Cl-].[Co+2]
InChI: InChI=1S/2ClH.Co.6H2O/h2*1H;;6*1H2/q;;+2;;;;;;/p-2

Cobalt chloride hexahydrate Production

 Cobalt(II) chloride hexahydrate (CAS NO.7791-13-1) can be prepared from cobalt(II) hydroxide or cobalt(II) carbonate and hydrochloric acid : Co2+ (aq) + 2 Cl− (aq) → CoCl2 (aq)

Cobalt chloride hexahydrate Toxicity Data With Reference


orl-rat LD50:766 mg/kg

    FCTOD7    Food and Chemical Toxicology. 20 (1982),311.

ipr-rat LD50:35 mg/kg

    JAPYAA    Journal of Applied Physiology. 32 (1972),315.

scu-rat LDLo:121 mg/kg

    EQSSDX    Environmental Quality and Safety, Supplement. 1 (1975),1.

ipr-mus LD50:90 mg/kg

    AEPPAE    Naunyn-Schmiedebergs Archiv fuer Experimentelle Pathologie und Pharmakologie. 244 (1962),17.

scu-mus LDLo:100 mg/kg

    EQSSDX    Environmental Quality and Safety, Supplement. 1 (1975),1.

ivn-dog LDLo:30,300 µg/kg

    EQSSDX    Environmental Quality and Safety, Supplement. 1 (1975),1.

Cobalt chloride hexahydrate Consensus Reports

Cobalt and its compounds are on the Community Right-To-Know List.

Cobalt chloride hexahydrate Safety Profile

Hazard Codes of Cobalt(II) chloride hexahydrate (CAS NO.7791-13-1): ToxicT,DangerousN
Risk Statements: 49-22-42/43-50/53
R22:Harmful if swallowed. 
R42/43:May cause sensitization by inhalation and skin contact. 
R49:May cause cancer by inhalation. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 53-22-45-60-61
S22:Do not breathe dust. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S53:Avoid exposure - obtain special instructions before use. 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR:UN 3260 8/PG 2
WGK Germany:2
PackingGroup: III
HS Code: 28273400
Poison by subcutaneous, intravenous, and intraperitoneal routes. Moderately toxic by ingestion. An experimental teratogen. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of Cl.

Cobalt chloride hexahydrate Specification

  Cobalt(II) chloride hexahydrate , its cas register number is 7791-13-1. It also can be called Cobalt chloride hexahydrate ; Cobalt chloride hexahydrate ; and Cobaltous chloride, hexahydrate . Cobalt(II) chloride hexahydrate (CAS NO.7791-13-1) is deliquescent, and is the hexahydrate of Cobalt(II) chloride. In the solid state,CoCl2·6H2O contains trans-[CoCl2(H2O)4]·2H2O, two water molecules in its formula unit being water of crystallization. A concentrated aqueous solution is red at room temperature, but becomes blue when heated.

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