CAS No.10210-68-1,COBALT CARBONYL Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	10210-68-1
Name:	COBALT CARBONYL

Formula:	C8Co2 O8
Molecular Weight:	341.94
Synonyms:	Cobaltcarbonyl (Co2(CO)8); Cobalt octacarbonyl (Co2(CO)8); Cobalt tetracarbonyldimer; Di-m-carbonylhexacarbonyldicobalt;Dicobalt carbonyl (Co2(CO)8); Dicobalt octacarbonyl; Octacarbonyldicobalt
EINECS:	233-514-0
Density:	1.81
Melting Point:	51-52 °C
Boiling Point:	52 deg C
Flash Point:	-13 °C
Solubility:	Insoluble in water. Soluble in alcohol, ether and carbon disulfideSoluble in ether, naphtha and carbon disulfide. Slightly soluble in alcohol. Insoluble in water.
Appearance:	crystalline solid
Hazard Symbols:	TLV: 0.1 mg(Co)/m³.
Risk Codes:	11-22-40-43-48/20-52/53-62
Safety:	Poison by inhalation and intraperitoneal routes. Questionable carcinogen. Decomposes in air to form a product that ignites spontaneously in air. When heated to decomposition it emits acrid smoke and fumes. See also CARBONYLS and COBALT COMPOUNDS.
Analytical Methods:		For occupational chemical analysis use OSHA: #ID-125 g.
Transport Information:	UN 3190 4
PSA:	0.00000
LogP:	-1.66400

Synthetic route

: 10210-68-1
dicobalt octacarbonyl

: 77217-45-9
1-methyl-1-(2-propynyl)-3,3,5,5-tetrachlorocyclotriphosph(PV)azene

: 88131-25-3
Co2(CO)6C2HCH2PCH3N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;	80%

: 10210-68-1
dicobalt octacarbonyl

: 77217-54-0
1-ethyl-1-(prop-1-ynyl)tetrachlorocyclotriphosphazene

: 88131-32-2
Co2(CO)6C2CH3PC2H5N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-46-0
1-ethyl-1-(prop-2-ynyl)tetrachlorocyclotriphosphazene

: 88131-26-4
Co2(CO)6C2HCH2PC2H5N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-57-3
1-isopropyl-1-(prop-1-ynyl)tetrachlorocyclotriphosphazene

: 88131-34-4
Co2(CO)6C2CH3PC3H7N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-49-3
1-isopropyl-1-(prop-2-ynyl)tetrachlorocyclotriphosphazene

: 88131-27-5
Co2(CO)6C2HCH2PC3H7N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-53-9
1-methyl-1-(prop-1-ynyl)tetrachlorocyclotriphosphazene

: 88131-31-1
Co2(CO)6C2CH3PCH3N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-47-1
1-propyl-1-(prop-2-ynyl)tetrachlorocyclotriphosphazene

: 88156-67-6
Co2(CO)6C2HCH2PC3H7N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-52-8
1-allyl-1-(prop-2-ynyl)tetrachlorocyclotriphosphazene

: 88131-30-0
Co2(CO)6C2HCH2PC3H5N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-60-8
1-allyl-1-(prop-1-ynyl)tetrachlorocyclotriphosphazene

: 88131-37-7
Co2(CO)6C2CH3PC3H5N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

: 10210-68-1
dicobalt octacarbonyl

: 77217-55-1
1-propyl-1-(prop-1-ynyl)tetrachlorocyclotriphosphazene

: 88131-33-3
Co2(CO)6C2CH3PC3H7N3P2Cl4

Conditions

Conditions	Yield
In hexane byproducts: CO; The mixt. was stirred for 30 min at 20-25°C (N2 atm.);; evapd., sublimed, chromd. on silica gel with hexane-CH2Cl2;;

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Chemistry

Molecular formula: Co₂(CO)₈
Molar mass: 341.95 g/mol
Appearance: red-orange crystals ( when pure )
Density: 1.87 g/cm³
Melting point: 51–52 °C
Boiling point: decomp. ca. 52 ^oC
Solubility in water : insoluble

Uses

COBALT CARBONYL is used as a catalyst for hydroformylation, the conversion of alkenes to aldehydes.

Consensus Reports

IARC Cancer Review: Group 2B IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 52 , 1991,p. 363.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 52 , 1991,p. 363.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .

Safety Profile

Questionable carcinogen. When heated to decomposition it emits toxic vapors .