Skip to Content
Merck
CN

Key Documents

View All Documentation

697745

Cobalt

Carbon coated magnetic, nanopowder, <50 nm particle size (TEM), ≥99%

Synonym(s):

Cobalt element, Cobalt-59

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
Co
CAS Number:
7440-48-4
Molecular Weight:
58.93
NACRES:
NA.23
PubChem Substance ID:
329761949
UNSPSC Code:
12352302
MDL number:
MFCD00010935
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

material

carbon

Quality Level

100

assay

≥99%

form

nanopowder

composition

Carbon content, <8 wt. %

magnetization

>150 emu/g, Mass saturation

resistivity

6.24 μΩ-cm, 20°C

surface area

>15 m2/g

particle size

<50 nm (TEM)

bp

2900 °C (lit.)

density

8.9 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

SMILES string

[Co]

InChI

1S/Co

InChI key

GUTLYIVDDKVIGB-UHFFFAOYSA-N

Application

Chemical Synthesis of Monodisperse Magnetic Nanoparticles
Air- and thermally-stable magnetic carbon-coated cobalt nanoparticles (nanomagnets). Carbon shell consists of approximately three graphitic layers and can be chemically functionalized using e.g. diazotization reactions.

Still not finding the right product?

Explore all of our products under Cobalt

signalword

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1 - STOT RE 2

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCV3325
MKCT6074
MKCR9671
MKCN2148
MKCL5254

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Articles

Chemical Synthesis of Monodisperse Magnetic Nanoparticles

Magnetic nanoparticles have attracted tremendous attention due to their novel properties and their potential applications in magnetic recording, magnetic energy storage and biomedicine.

Soft Magnetic Nanocrystalline Alloys: Materials

Magnetic materials find diverse applications from data storage to renewable energy.

Luechinger, N.A.; Booth, N.; Heness, G.; Bandyopadhyay, S.; Grass, R.N.; Stark W.J.
Advanced Materials, 20, 3044-3044 (2008)
Chun Ghee Tan et al.
Chemical communications (Cambridge, England), (36), 4297-4299 (2008-09-20)
To develop magnetic nanomaterials applicable to organic synthesis, the Suzuki cross-coupling method was adapted to attach a range of functional groups to carbon-coated core-shell materials via commercially-available substituted arylboronic acids.
Alexander Schätz et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 14(27), 8262-8266 (2008-07-31)
TEMPO was grafted on graphene-coated nanobeads with a magnetic cobalt core by using a general applicable "click"-chemistry protocol. The new heterogeneous CoNP-TEMPO emerged as a highly active catalyst for the chemoselective oxidation of primary and secondary alcohols using bleach as
View All Related Papers

Global Trade Item Number

SKUGTIN
697745-500MG04061833607428