C1297

Copper(II) sulfate

ReagentPlus^®, ≥99%

• Synonym(s): Cupric sulfate
• Linear Formula: CuSO₄
• CAS Number: 7758-98-7
• Molecular Weight: 159.61
• EC Number: 231-847-6
• MDL number: MFCD00010981
• UNSPSC Code: 12352302
• PubChem Substance ID: 329774877
• NACRES: NA.21
• Assay: ≥99%
• Form: powder

Properties

• vapor pressure: 7.3 mmHg ( 25 °C)
• Quality Level: 100
• product line: ReagentPlus^®
• Assay: ≥99%
• form: powder
• reaction suitability: reaction type: click chemistry
• pH: 3.5-4.5 (20 °C, 50 g/L)
• mp: 200 °C (dec.) (lit.)
• density: 3.603 g/mL at 25 °C (lit.)
• storage temp.: room temp
• SMILES string: [Cu++].[O-]S([O-])(=O)=O
• InChI: 1S/Cu.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
• InChI key: ARUVKPQLZAKDPS-UHFFFAOYSA-L

Description

General description

Copper(II)sulfate is a Lewis acid catalyst commonly used to promote acid-catalyzed organic transformations.

Application

Copper(II)sulfate can be used as a catalyst for the:

• Alcoholysis of wheat straw into methyl levulinate.
• Selective oxidation of amines to imines in the presence of hydrogen peroxide as an oxidant.
• Synthesis of 1,2,3-triazoles via Click reactions of azides and alkynes.
• Microwave-assisted Huisgen-type cycloaddition to synthesize modified poly(N-vinylpyrrolidone).

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Pictograms: GHS07,GHS09
• Signal Word: Warning
• Hazard Statements: H302,H315,H319,H410
• Precautionary Statements: P264 - P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Skin Irrit. 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable