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334022

Sigma-Aldrich

Cobalt(II) bromide

99%

Synonym(s):

Cobaltous bromide, Dibromocobalt

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About This Item

Linear Formula:
CoBr2
CAS Number:
7789-43-7
Molecular Weight:
218.74
EC Number:
232-166-7
MDL number:
MFCD00016017
UNSPSC Code:
12352302
PubChem Substance ID:
24860212
NACRES:
NA.23

Assay

99%

form

powder

mp

678 °C (lit.)

solubility

acetone: soluble(lit.)
ethanol: soluble(lit.)
methanol: soluble(lit.)

density

4.909 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

SMILES string

Br[Co]Br

InChI

1S/2BrH.Co/h2*1H;/q;;+2/p-2

InChI key

BZRRQSJJPUGBAA-UHFFFAOYSA-L

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Related Categories

Application


  • Synthesis, crystal structure and thermal properties of dibromidobis (2-methylpyridine N-oxide-κO) cobalt (II): This study provides insights into the crystal structure and thermal properties of a cobalt(II) bromide complex, highlighting its potential applications in materials science (Näther & Jess, 2024).

  • Coordination complexes of isoquinoline with cobalt and nickel halides: The study describes the formation of coordination complexes using cobalt(II) bromide with isoquinoline, which could be used for further exploration in coordination chemistry (Bellerive et al., 2024).

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Muta. 2 - Resp. Sens. 1 - Skin Sens. 1

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class I Designated Chemical Substances

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

334022-250G:4548173313863
334022-VAR:
334022-50G:4548173313870
334022-BULK:

Certificates of Analysis (COA)

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Yuefan Wang et al.
Chemical communications (Cambridge, England), 48(66), 8183-8185 (2012-03-24)
A cobalt-TMTU complex, derived from the in situ reduction of CoBr(2) with Zn in the presence of TMTU, can catalyze Pauson-Khand reaction at a balloon pressure of CO, which enables the synthesis of structurally diverse cyclopentenones. This catalytic system works
A C Blackburn et al.
Acta crystallographica. Section C, Crystal structure communications, 47 ( Pt 2), 282-286 (1991-02-15)
Tetraaquacobalt(II) bromide dihydrate, [Co(H2O)4]Br2 x 2H2O, Mr = 326.83, monoclinic, C2/m, a = 11.0158(12), b = 7.1694(10), c = 6.9111(10) A, beta = 124.761(7)degrees, V = 448.4(1) A3, Z = 2, F(000) = 314, Dx = 2.420 g cm-3, lambda(Mo

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