CAS 142-71-2 Cupric acetate - Materials / Alfa Chemistry

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Cupric acetate

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Catalog Number

ACM142712-1

CAS Number

142-71-2

Product Name

Cupric acetate

Structure

Category

Solution Deposition Precursors

Synonyms

Aceticacid,copper(2+)salt

Description

Cupric acetate appears as a blue-green crystalline solid. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. It is used as an insecticide, in the preparation of other chemicals, as a fungicide, and mildew preventive.;DryPowder

IUPAC Name

Copper;diacetate

Molecular Weight

181.63

Molecular Formula

C4H6CuO4

Canonical SMILES

CC(=O)[O-].CC(=O)[O-].[Cu+2]

InChI

InChI=1S/2C2H4O2.Cu/c2*1-2(3)4;/h2*1H3,(H,3,4);/q;+2/p-2

InChI Key

OPQARKPSCNTWTJ-UHFFFAOYSA-L

Melting Point

115 °C

Purity

95%+

Density

1.9 at 68 °F (USCG, 1999)

Solubility

Soluble in water and alcohol, slightly soluble in ether and glycerol

Appearance

Green to blue powder

Application

Cupric acetate serves as a versatile chemical compound primarily used as a catalyst and oxidizing agent in organic synthesis. Its unique properties make it ideal for facilitating reactions, such as the coupling of terminal alkynes to produce 1,3-diynes. This reaction demonstrates the effectiveness of cupric acetate, where it first forms copper(I) acetylides and later oxidizes them, aiding in the generation of acetylide radicals. Additionally, cupric acetate is instrumental in synthesizing ynamines, highlighting its importance in developing advanced organic compounds. As a bluish-green crystalline substance, cupric acetate has been utilized since ancient times in various applications, transitioning from fungicides and pigments to a critical role in modern chemical processes.

Storage

Inert atmosphere,Room Temperature

Color/Form

Blue-green hydroscopic powder

Complexity

25.5

Covalently-Bonded Unit Count

EC Number

205-553-3;224-051-5;257-974-7

Exact Mass

180.956206

Formal Charge

Heavy Atom Count

Hydrogen Bond Acceptor Count

Hydrogen Bond Donor Count

MeSH Entry Terms

copper(I) acetate;copper(II) acetate;copper(II) acetate monohydrate;Cu(II) acetate;cupric acetate;hoganite

Monoisotopic Mass

180.956206

Odor

Odorless

Other Experimental

INDEX OF REFRACTION: 1.545, 1.550; SOL 7.2 G/100 CC COLD WATER; 20 G/100 CC HOT WATER /MONOHYDRATE/;Dark green, monoclinic crystals; exists in dimeric units; mp: 115 °C; decomp @ 240 °C; density: 1.882. Sol in water, alcohol; slightly sol in ether, glycerol. /Monohydrate/;Efflorescent /Monohydrate/;Odorless /Monohydrate/

Rotatable Bond Count

Topological Polar Surface Area

80.3 Å²

UNII

39M11XPH03

UN Number

3077;3077

MSDS

Download MSDS

COA

Download COA

Spec Sheet