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Merck

61139

Sigma-Aldrich

turnings, purum p.a., ≥99.0%

别名:

Cu

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250 G
$123.00
1 KG
$327.00

About This Item

经验公式(希尔记法):
Cu
CAS号:
分子量:
63.55
EC 号:
MDL编号:
UNSPSC代码:
12141711
PubChem化学物质编号:
NACRES:
NA.22

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等级

purum p.a.

方案

≥99.0%

质量

turnings

反应适用性

core: copper
reagent type: catalyst

电阻率

1.673 μΩ-cm, 20°C

转弯处长度

~0.5 cm

沸点

2567 °C (lit.)

mp

1083.4 °C (lit.)

密度

8.94 g/mL at 25 °C (lit.)

痕量阳离子

Al: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Fe: ≤200 mg/kg
Mg: ≤50 mg/kg
Mn: ≤50 mg/kg
Ni: ≤50 mg/kg
Pb: ≤100 mg/kg
Zn: ≤200 mg/kg

SMILES字符串

[Cu]

InChI

1S/Cu

InChI key

RYGMFSIKBFXOCR-UHFFFAOYSA-N

一般描述

Copper turnings are a form of copper metal that has been specifically cut to have a high surface area. This form of copper is particularly useful because it provides a greater contact area for reagents to interact with which can help speed up reactions and increase yields.

应用

Copper turnings are used to synthesize inorganic salts and organometallic complexes[1] and catalysts that can be employed in a variety of synthetic transformations.[2] It is useful in:
  • Synthesis of polynitro[60]fullerene.[3]
  • Copper-catalyzed azide-alkyne Huisgen cycloaddition (click reaction) to synthesize 5-membered heterocycles.[4][5]
  • Trifluoromethylation of heteroaromatic compounds.[6]
  • Preparation of electrolyte for all-copper hybrid flow batteries.[7]

储存分类代码

13 - Non Combustible Solids

WGK

WGK 2

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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其他客户在看

Synthesis and explosive decomposition of polynitro [60] fullerene.
Cataldo F, et al.
Carbon, 62, 413-421 (2013)
Three-component coupling of alkynes, Baylis?Hillman adducts and sodium azide: A new synthesis of substituted triazoles.
Chandrasekhar S, et al.
Tetrahedron Letters, 47(18), 3059-3063 (2006)
Generation of new fluorophore by Click chemistry: synthesis and properties of β-cyclodextrin substituted by 2-pyridyl triazole.
David O, et al.
Tetrahedron Letters, 48(37), 6527-6530 (2007)
Copper catalysis in organic synthesis.
Sherry R C.
Beilstein Journal of Organic Chemistry, 11, 2252?2253-2252?2253 (2015)
Structural and thermal properties of the alkaline cuprate KCuO2
Giorgio A. Costa, Elena Kaiser
Thermochimica Acta, 591-598 (1995)

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