Copper(II) acetate CAS 142-71-2
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Product Description
Product Details
Introduction
Copper(II) acetate is a compound with the chemical formula C₂H₄CuO₂²⁺ and CAS number 142-71-2. Cu₂(CH₃COO)₄ is a deep green crystal, while its monohydrate, Cu₂(CH₃COO)₄(H₂O)₂, is slightly bluish-green.
Applications
Suitable as a raw material for insecticides and fungicides (e.g., when used in combination with morpholinium). Suitable for use as a catalyst in the catalytic synthesis of some pharmaceutical intermediates. Suitable for use in the preparation of copper acetate ammonia solution for raw gas purification in the synthetic ammonia industry. Suitable for use in the production of emerald pigments for use in certain ceramics and fabrics. Suitable as a dyeing raw material for the production of direct dyes such as Direct Brown 112, Direct Red 83, and Viscose Ultra Blue GL. Suitable for use as a polymerisation inhibitor in the synthesis of acrylonitrile, acrylic acid, and their ester monomers.
Quality standard
| Item | Reagent Grade | Industrial Grade |
| Appearance | Dark blue-green crystals or powder | Dark blue-green crystals or powder |
| Copper acetate (Cu(CH₃COO)₂·H₂O), w/% ≥ | 99.0 | 98.0 |
| Calcium (Ca), w/% ≤ | 0.001 | 0.003 |
| Iron (Fe), w/% ≤ | 0.001 | 0.003 |
| Nickel (Ni), w/% ≤ | 0.001 | 0.003 |
| Sulfate (as SO₄), w/% ≤ | 0.01 | 0.1 |
| Chloride (as Cl), w/% ≤ | 0.003 | 0.05 |
| Water-insoluble matter, w/% ≤ | 0.02 | 0.5 |
| pH (10 g/L) | -- | 4.0 ~ 8.0 |
Safety
| Signal word | Danger |
| Hazard statements | H302-H314-H410 |
| Precautionary statements | P260-P273-P280-P301+P312+P330-P303+P361+P353-P305+P351+P338 |
| PPE | dust mask type N95 (US), Eyeshields, Gloves |
| Hazard Codes | Xn, N |
| Risk Statements | 22-36/37/38-50/53 |
| Safety Statements | 26-60-61-37/39-29 |
| Hazard Class | 9 |
| Storage Class | 8B - Non-combustible corrosive hazardous materials |
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Copper(II) acetate
CAS 142-71-2
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