Copper(II) sulfate pentahydrate
ALDRICH/203165 - 99.999% trace metals basis
Synonym: Cupric sulfate pentahydrate; Sulfuric acid, copper(II) salt (1:1) pentahydrate
CAS Number: 7758-99-8
Empirical Formula (Hill Notation): CuO4S · 5H2O
Molecular Weight: 249.69
EC Number: 231-847-6
MDL Number: MFCD00149681
Linear Formula: CuSO4 · 5H2O
Product Type: Chemical
| assay | 99.999% trace metals basis |
| form | crystals and lumps |
| impurities | ≤15.0 ppm Trace Metal Analysis |
| InChI | 1S/Cu.H2O4S.5H2O/c;1-5(2, |
| InChI key | JZCCFEFSEZPSOG-UHFFFAOYSA |
| mp | 110 °C (dec.) (lit.) |
| Quality Level | 100 ![]() |
| reaction suitability | core: copper |
| SMILES string | O.O.O.O.O.[Cu++].[O-]S([O |
| vapor pressure | 7.3 mmHg ( 25 °C) |
| Application: | • Chemical Synthesis: Synthesis and characterization of a new copper(II) chelate complex, exploring the crystal and molecular structure of aqua-(diethylenetriamine-N,N′,N′′)-copper(II) sulfate monohydrate (Lavrenyuk et al., 2015 ![]() • Material Science: Use of copper(II) sulfate pentahydrate in the dissolution of malachite ore and precipitation of copper sulfate pentahydrate crystals, highlighting a method for copper recovery (Kokes et al., 2014 ![]() • High-Pressure Studies: Application of high-pressure techniques to study the structural changes in copper sulfate pentahydrate, using a miniature diamond-anvil cell (Novelli et al., 2022 ![]() |
| General description: | It used largely as is or as a precursor in the production of numerous other compounds. The pentahydrate is soluble in alkaline solutions. Upon heating to 100oC in dry air, the pentahydrate converts to trihydrate. |
| Packaging: | 10, 50 g in poly bottle |
| Symbol | ![]() ![]() GHS05,GHS07,GHS09 |
| Signal word | Danger |
| Hazard statements | H302 - H318 - H410 |
| Precautionary statements | P264 - P270 - P273 - P280 - P301 + P312 - 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 | 99.999% trace metals basis |
| mp | 110 °C (dec.) (lit.) |
| UNSPSC | 12352302 |




