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Copper

Name: Copper
Brand: ALDRICH

powder, <75 μm, 99%

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About This Item

Linear Formula:

CAS Number:

7440-50-8

Molecular Weight:

63.55

NACRES:

NA.23

PubChem Substance ID:

24852470

UNSPSC Code:

12141711

EC Number:

231-159-6

MDL number:

MFCD00010965

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Properties

Quality Segment

100

assay

99%

form

powder

reaction suitability

core: copper

resistivity

1.673 μΩ-cm, 20°C

particle size

<75 μm

bp

2567 °C (lit.)

mp

1083.4 °C (lit.)

density

8.94 g/mL at 25 °C (lit.)

SMILES string

[Cu]

InChI

1S/Cu

InChI key

RYGMFSIKBFXOCR-UHFFFAOYSA-N

Description

General description

Copperis a versatile and widely used metal with significant importance in variousfields, particularly in catalysis and material science. In material science,copper is used in various conductive materials due to its excellent electricaland thermal conductivity, ductility, and corrosion resistance. Additionally,copper is also extensively used as a catalyst in various chemical reactions dueto its ability to facilitate electron transfer and promote redox reactions. Itoften acts as a catalyst in various reactions which include reduction, cross-couplingreactions and “click" chemistry (such as copper-catalyzed azide-alkynecycloaddition reactions.

Application

Photoinduced Copper-Catalyzed Aminoalkylation of Amino-Pendant Olefins.: This study explores the use of copper catalysts in photoinduced aminoalkylation reactions, highlighting the efficiency and potential applications in organic synthesis (Zhang et al., 2023).
Synthesis of Azoxy Compounds: from Copper Compounds to Mesoporous Silica-Encaged Ultrasmall Copper Catalysts.: This research focuses on the development of copper-based catalysts for the synthesis of azoxy compounds, emphasizing their application in sustainable chemistry (Han et al., 2023).
Cu-catalyzed enantioselective allylic alkylation with organolithium reagents.: The paper presents a method for enantioselective allylic alkylation using copper catalysts, providing insights into asymmetric synthesis techniques (Hornillos et al., 2017).

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This Item	326453	203122	357456
Sigma-Aldrich 207780 Copper	Sigma-Aldrich 326453 Copper	Sigma-Aldrich 203122 Copper	Sigma-Aldrich 357456 Copper
form powder	form powder (spheroidal)	form powder	form powder (dendritic)
assay 99%	assay 98%	assay 99.99% trace metals basis	assay 99.7% trace metals basis
density 8.94 g/mL at 25 °C (lit.)	density 8.94 g/mL at 25 °C (lit.)	density 8.94 g/mL at 25 °C (lit.)	density 8.94 g/mL at 25 °C (lit.)
mp 1083.4 °C (lit.)	mp 1083.4 °C (lit.)	mp 1083.4 °C (lit.)	mp 1083.4 °C (lit.)
bp 2567 °C (lit.)	bp 2567 °C (lit.)	bp 2567 °C (lit.)	bp 2567 °C (lit.)
resistivity 1.673 μΩ-cm, 20°C	resistivity 1.673 μΩ-cm, 20°C	resistivity 1.673 μΩ-cm, 20°C	resistivity 1.673 μΩ-cm, 20°C

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

pictograms

GHS09

signalword

Warning

hcodes

H410

pcodes

P273 - P391 - P501

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class

11 - Combustible Solids

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