Copper(II) sulfate
SIGALD/C1297 - ReagentPlus®, ≥99%
Synonym: Cupric sulfate
CAS Number: 7758-98-7
Empirical Formula (Hill Notation): CuO4S
Molecular Weight: 159.61
EC Number: 231-847-6
MDL Number: MFCD00010981
Linear Formula: CuSO4
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: C1297-500G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: C1297-100G
| assay | ≥99% |
| density | 3.603 g/mL at 25 °C (lit.) |
| form | powder |
| InChI | 1S/Cu.H2O4S/c;1-5(2,3)4/h |
| InChI key | ARUVKPQLZAKDPS-UHFFFAOYSA |
| mp | 200 °C (dec.) (lit.) |
| pH | 3.5-4.5 (20 °C, 50 g/L) |
| product line | ReagentPlus® |
| Quality Level | 100  |
| reaction suitability | reaction type: click chemistry |
| SMILES string | [Cu++].[O-]S([O-])(=O)=O |
| storage temp. | room temp |
| vapor pressure | 7.3 mmHg ( 25 °C) |
| 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). |
| General description: | Copper(II)sulfate is a Lewis acid catalyst commonly used to promote acid-catalyzed organic transformations. |
| Legal Information: | ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC |
| Packaging: | 100, 500 g in glass bottle |
| Symbol |   GHS07,GHS09 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 - H410 |
| Precautionary statements | P264 - P270 - P273 - P301 + P312 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn,N |
| Risk Statements | 22-36/38-50/53 |
| Safety Statements | 22-60-61 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99% |
| mp | 200 °C (dec.) (lit.) |
| Density | 3.603 g/mL at 25 °C (lit.) |
| Storage Temp. | room temp |
| UNSPSC | 12352300 |